- Manufacture :
 
- Part Status :
 
- Operating Temperature :
 
- Interface :
 
- Supplier Device Package :
 
- Voltage - Supply :
 
- Time Format :
 
- Voltage - Supply, Battery :
 
- Current - Timekeeping (Max) :
 
- Applied Filters :
 
                        76 products
                    
                    | IMAGE | PART NO. | PRICE | QUANTITY | STOCK | MANUFACTURE | DESCRIPTION | Series | Part Status | Packaging | Operating Temperature | Mounting Type | Features | Package / Case | Type | Interface | Supplier Device Package | Voltage - Supply | Memory Size | Time Format | Date Format | Voltage - Supply, Battery | Current - Timekeeping (Max) | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
                                                    
                                                                                                                     
                                                                                                            
                                                 | 
                                                
                                                     | 
                                                
                                                                                                             3,830 
                                                        Ships today + free overnight shipping 
                                                                                                            
                                                                                                     | 
                                                Maxim Integrated | IC RTC WDOG Y2K 3.3V IND 28-TSOP | - | Active | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 28-TSSOP (0.465", 11.80mm Width) | Clock/Calendar | Parallel | 28-TSOP | 3 V ~ 3.6 V | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.7 V | 4mA @ 3V ~ 3.6V | |||
                                                    
                                                                                                                     
                                                                                                            
                                                 | 
                                                
                                                     | 
                                                
                                                                                                             3,001 
                                                        Ships today + free overnight shipping 
                                                                                                            
                                                                                                     | 
                                                Maxim Integrated | IC RTC CLK/CALENDAR PAR 32-TSOP | - | Obsolete | Tray | 0°C ~ 70°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 32-LFSOP (0.724", 18.40mm Width) | Clock/Calendar | Parallel | 32-TSOP | 3 V ~ 3.6 V | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.7 V | 4mA @ 3V ~ 3.6V | |||
                                                    
                                                                                                                     
                                                                                                            
                                                 | 
                                                
                                                     | 
                                                
                                                                                                             2,724 
                                                        Ships today + free overnight shipping 
                                                                                                            
                                                                                                     | 
                                                Maxim Integrated | IC RTC CLK/CALENDAR PAR 28-SOIC | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 28-SOIC (0.295", 7.50mm Width) | Clock/Calendar | Parallel | 28-SOIC | 3 V ~ 3.6 V | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.7 V | 4mA @ 3V ~ 3.6V | |||
                                                    
                                                                                                                     
                                                                                                            
                                                 | 
                                                
                                                     | 
                                                
                                                                                                             3,909 
                                                        Ships today + free overnight shipping 
                                                                                                            
                                                                                                     | 
                                                Maxim Integrated | IC RTC CLK/CALENDAR PAR 32-TSOP | - | Obsolete | Tray | 0°C ~ 70°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 32-LFSOP (0.724", 18.40mm Width) | Clock/Calendar | Parallel | 32-TSOP | 4.5 V ~ 5.5 V | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.7 V | 5mA @ 4.5V ~ 5.5V | |||
                                                    
                                                                                                                     
                                                                                                            
                                                 | 
                                                
                                                     | 
                                                
                                                                                                             3,654 
                                                        Ships today + free overnight shipping 
                                                                                                            
                                                                                                     | 
                                                Maxim Integrated | IC RTC CLK/CALENDAR PAR 28-TSOP | - | Obsolete | Tray | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 28-TSSOP (0.465", 11.80mm Width) | Clock/Calendar | Parallel | 28-TSOP | 4.5 V ~ 5.5 V | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.7 V | 5mA @ 4.5V ~ 5.5V | |||
                                                    
                                                                                                                     
                                                                                                            
                                                 | 
                                                
                                                     | 
                                                
                                                                                                             1,593 
                                                        Ships today + free overnight shipping 
                                                                                                            
                                                                                                     | 
                                                Maxim Integrated | IC RTC CLK/CALENDAR PAR 32-TSOP | - | Obsolete | Tray | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 32-LFSOP (0.724", 18.40mm Width) | Clock/Calendar | Parallel | 32-TSOP | 4.5 V ~ 5.5 V | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.7 V | 5mA @ 4.5V ~ 5.5V | |||
                                                    
                                                                                                                     
                                                                                                            
                                                 | 
                                                
                                                     | 
                                                
                                                                                                             2,316 
                                                        Ships today + free overnight shipping 
                                                                                                            
                                                                                                     | 
                                                Maxim Integrated | IC RTC CLK/CALENDAR PAR 32-TSOP | - | Obsolete | Tray | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 32-LFSOP (0.724", 18.40mm Width) | Clock/Calendar | Parallel | 32-TSOP | 3 V ~ 3.6 V | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.7 V | 4mA @ 3V ~ 3.6V | |||
                                                    
                                                                                                                     
                                                                                                            
                                                 | 
                                                
                                                     | 
                                                
                                                                                                             793 
                                                        Ships today + free overnight shipping 
                                                                                                            
                                                                                                     | 
                                                Maxim Integrated | IC RTC CLK/CALENDAR PAR 28-SOIC | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 28-SOIC (0.295", 7.50mm Width) | Clock/Calendar | Parallel | 28-SOIC | 3 V ~ 3.6 V | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.7 V | 4mA @ 3V ~ 3.6V | |||
                                                    
                                                                                                                     
                                                                                                            
                                                 | 
                                                
                                                     | 
                                                
                                                                                                             671 
                                                        Ships today + free overnight shipping 
                                                                                                            
                                                                                                     | 
                                                Maxim Integrated | IC RTC CLK/CALENDAR PAR 28-TSOP | - | Discontinued at Digi-Key | Tape & Reel (TR) | 0°C ~ 70°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 28-TSSOP (0.465", 11.80mm Width) | Clock/Calendar | Parallel | 28-TSOP | 3 V ~ 3.6 V | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.7 V | 4mA @ 3V ~ 3.6V | |||
                                                    
                                                                                                                     
                                                                                                            
                                                 | 
                                                
                                                     | 
                                                
                                                                                                             2,618 
                                                        Ships today + free overnight shipping 
                                                                                                            
                                                                                                     | 
                                                Maxim Integrated | IC RTC CLK/CALENDAR PAR 28-SOIC | - | Obsolete | Tape & Reel (TR) | 0°C ~ 70°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 28-SOIC (0.295", 7.50mm Width) | Clock/Calendar | Parallel | 28-SOIC | 3 V ~ 3.6 V | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.7 V | 4mA @ 3V ~ 3.6V | |||
                                                    
                                                                                                                     
                                                                                                            
                                                 | 
                                                
                                                     | 
                                                
                                                                                                             780 
                                                        Ships today + free overnight shipping 
                                                                                                            
                                                                                                     | 
                                                Maxim Integrated | IC RTC CLK/CALENDAR PAR 28-SOIC | - | Obsolete | Tube | 0°C ~ 70°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 28-SOIC (0.295", 7.50mm Width) | Clock/Calendar | Parallel | 28-SOIC | 3 V ~ 3.6 V | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.7 V | 4mA @ 3V ~ 3.6V | |||
                                                    
                                                                                                                     
                                                                                                            
                                                 | 
                                                
                                                     | 
                                                
                                                                                                             2,588 
                                                        Ships today + free overnight shipping 
                                                                                                            
                                                                                                     | 
                                                Maxim Integrated | IC RTC CLK/CALENDAR PAR 28-SOIC | - | Obsolete | Tube | 0°C ~ 70°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 28-SOIC (0.295", 7.50mm Width) | Clock/Calendar | Parallel | 28-SOIC | 4.5 V ~ 5.5 V | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.7 V | 5mA @ 4.5V ~ 5.5V | |||
                                                    
                                                                                                                     
                                                                                                            
                                                 | 
                                                
                                                     | 
                                                
                                                                                                             2,307 
                                                        Ships today + free overnight shipping 
                                                                                                            
                                                                                                     | 
                                                Maxim Integrated | IC RTC CLK/CALENDAR PAR 28-TSOP | - | Obsolete | Tray | 0°C ~ 70°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 28-TSSOP (0.465", 11.80mm Width) | Clock/Calendar | Parallel | 28-TSOP | 4.5 V ~ 5.5 V | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.7 V | 5mA @ 4.5V ~ 5.5V | |||
                                                    
                                                                                                                     
                                                                                                            
                                                 | 
                                                
                                                    
  | 
                                                
                                                                                                             1,359 
                                                        Ships today + free overnight shipping 
                                                                                                     | 
                                                Maxim Integrated | IC RTC CLK/CALENDAR PAR 28-SOIC | - | Active | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 28-SOIC (0.295", 7.50mm Width) | Clock/Calendar | Parallel | 28-SOIC | 3 V ~ 3.6 V | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.7 V | 4mA @ 3V ~ 3.6V | |||
                                                    
                                                                                                                     
                                                                                                            
                                                 | 
                                                
                                                    
  | 
                                                
                                                                                                             3,154 
                                                        Ships today + free overnight shipping 
                                                                                                     | 
                                                Maxim Integrated | IC RTC CLK/CALENDAR PAR 32-TSOP | - | Obsolete | Tray | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 32-LFSOP (0.724", 18.40mm Width) | Clock/Calendar | Parallel | 32-TSOP | 4.5 V ~ 5.5 V | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.7 V | 5mA @ 4.5V ~ 5.5V | |||
                                                    
                                                                                                                     
                                                                                                            
                                                 | 
                                                
                                                    
  | 
                                                
                                                                                                             3,341 
                                                        Ships today + free overnight shipping 
                                                                                                     | 
                                                Maxim Integrated | IC RTC CLK/CALENDAR PAR 28-SOIC | - | Active | Tube | 0°C ~ 70°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 28-SOIC (0.295", 7.50mm Width) | Clock/Calendar | Parallel | 28-SOIC | 4.5 V ~ 5.5 V | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.7 V | 5mA @ 4.5V ~ 5.5V | |||
                                                    
                                                                                                                     
                                                                                                            
                                                 | 
                                                
                                                    
  | 
                                                
                                                                                                             1,375 
                                                        Ships today + free overnight shipping 
                                                                                                     | 
                                                Maxim Integrated | IC RTC CLK/CALENDAR PAR 28-SOIC | - | Active | Tube | 0°C ~ 70°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 28-SOIC (0.295", 7.50mm Width) | Clock/Calendar | Parallel | 28-SOIC | 3 V ~ 3.6 V | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.7 V | 4mA @ 3V ~ 3.6V | |||
                                                    
                                                                                                                     
                                                                                                            
                                                 | 
                                                
                                                    
  | 
                                                
                                                                                                             683 
                                                        Ships today + free overnight shipping 
                                                                                                     | 
                                                Maxim Integrated | IC RTC CLK/CALENDAR PAR 28-TSOP | - | Obsolete | Tray | 0°C ~ 70°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 28-TSSOP (0.465", 11.80mm Width) | Clock/Calendar | Parallel | 28-TSOP | 4.5 V ~ 5.5 V | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.7 V | 5mA @ 4.5V ~ 5.5V | |||
                                                    
                                                                                                                     
                                                                                                            
                                                 | 
                                                
                                                     | 
                                                
                                                                                                             2,126 
                                                        Ships today + free overnight shipping 
                                                                                                     | 
                                                Maxim Integrated | IC RTC CLK/CALENDAR SPI 20-SOIC | - | Active | Digi-Reel® | 0°C ~ 70°C | Surface Mount | Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal | 20-SOIC (0.295", 7.50mm Width) | Clock/Calendar | SPI | 20-SOIC | 2 V ~ 5.5 V | 256B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 2 V ~ 3.8 V | 120µA ~ 160µA @ 3.63V ~ 5.5V | |||
                                                    
                                                                                                                     
                                                                                                            
                                                 | 
                                                
                                                    
  | 
                                                
                                                                                                             3,684 
                                                        Ships today + free overnight shipping 
                                                                                                     | 
                                                Maxim Integrated | IC RTC CLK/CALENDAR SPI 20-SOIC | - | Active | Cut Tape (CT) | 0°C ~ 70°C | Surface Mount | Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal | 20-SOIC (0.295", 7.50mm Width) | Clock/Calendar | SPI | 20-SOIC | 2 V ~ 5.5 V | 256B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 2 V ~ 3.8 V | 120µA ~ 160µA @ 3.63V ~ 5.5V | |||
                                                    
                                                                                                                     
                                                                                                            
                                                 | 
                                                
                                                    
  | 
                                                
                                                                                                             1,626 
                                                        Ships today + free overnight shipping 
                                                                                                     | 
                                                Maxim Integrated | IC RTC CLK/CALENDAR SPI 20-SOIC | - | Active | Tape & Reel (TR) | 0°C ~ 70°C | Surface Mount | Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal | 20-SOIC (0.295", 7.50mm Width) | Clock/Calendar | SPI | 20-SOIC | 2 V ~ 5.5 V | 256B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 2 V ~ 3.8 V | 120µA ~ 160µA @ 3.63V ~ 5.5V | |||
                                                    
                                                                                                                     
                                                                                                            
                                                 | 
                                                
                                                     | 
                                                
                                                                                                             847 
                                                        Ships today + free overnight shipping 
                                                                                                     | 
                                                Abracon LLC | IC RTC CLK/CALENDAR SPI 16-QFN | - | Obsolete | Digi-Reel® | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer | 16-VFQFN Exposed Pad | Clock/Calendar | SPI | 16-QFN (3x3) | 1.7 V ~ 3.6 V | 256B | HH:MM:SS:hh | YY-MM-DD-dd | 1.5 V ~ 3.6 V | 0.17µA ~ 0.22µA @ 1.8V ~ 3V | |||
                                                    
                                                                                                                     
                                                                                                            
                                                 | 
                                                
                                                     | 
                                                
                                                                                                             2,090 
                                                        Ships today + free overnight shipping 
                                                                                                     | 
                                                Abracon LLC | IC RTC CLK/CALENDAR SPI 16-QFN | - | Obsolete | Cut Tape (CT) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer | 16-VFQFN Exposed Pad | Clock/Calendar | SPI | 16-QFN (3x3) | 1.7 V ~ 3.6 V | 256B | HH:MM:SS:hh | YY-MM-DD-dd | 1.5 V ~ 3.6 V | 0.17µA ~ 0.22µA @ 1.8V ~ 3V | |||
                                                    
                                                                                                                     
                                                                                                            
                                                 | 
                                                
                                                     | 
                                                
                                                                                                             1,037 
                                                        Ships today + free overnight shipping 
                                                                                                     | 
                                                Abracon LLC | IC RTC CLK/CALENDAR SPI 16-QFN | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer | 16-VFQFN Exposed Pad | Clock/Calendar | SPI | 16-QFN (3x3) | 1.7 V ~ 3.6 V | 256B | HH:MM:SS:hh | YY-MM-DD-dd | 1.5 V ~ 3.6 V | 0.17µA ~ 0.22µA @ 1.8V ~ 3V | |||
                                                    
                                                                                                                     
                                                                                                            
                                                 | 
                                                
                                                     | 
                                                
                                                                                                             1,664 
                                                        Ships today + free overnight shipping 
                                                                                                     | 
                                                Abracon LLC | IC RTC CLK/CALENDAR SPI 16-QFN | - | Obsolete | Digi-Reel® | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer | 16-VFQFN Exposed Pad | Clock/Calendar | SPI | 16-QFN (3x3) | 1.7 V ~ 3.6 V | 256B | HH:MM:SS:hh | YY-MM-DD-dd | 1.5 V ~ 3.6 V | 0.17µA ~ 0.22µA @ 1.8V ~ 3V | |||
                                                    
                                                                                                                     
                                                                                                            
                                                 | 
                                                
                                                     | 
                                                
                                                                                                             2,396 
                                                        Ships today + free overnight shipping 
                                                                                                     | 
                                                Abracon LLC | IC RTC CLK/CALENDAR SPI 16-QFN | - | Obsolete | Cut Tape (CT) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer | 16-VFQFN Exposed Pad | Clock/Calendar | SPI | 16-QFN (3x3) | 1.7 V ~ 3.6 V | 256B | HH:MM:SS:hh | YY-MM-DD-dd | 1.5 V ~ 3.6 V | 0.17µA ~ 0.22µA @ 1.8V ~ 3V | |||
                                                    
                                                                                                                     
                                                                                                            
                                                 | 
                                                
                                                     | 
                                                
                                                                                                             1,194 
                                                        Ships today + free overnight shipping 
                                                                                                     | 
                                                Abracon LLC | IC RTC CLK/CALENDAR SPI 16-QFN | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer | 16-VFQFN Exposed Pad | Clock/Calendar | SPI | 16-QFN (3x3) | 1.7 V ~ 3.6 V | 256B | HH:MM:SS:hh | YY-MM-DD-dd | 1.5 V ~ 3.6 V | 0.17µA ~ 0.22µA @ 1.8V ~ 3V | |||
                                                    
                                                                                                                     
                                                                                                            
                                                 | 
                                                
                                                    
  | 
                                                
                                                                                                             3,797 
                                                        Ships today + free overnight shipping 
                                                                                                     | 
                                                Maxim Integrated | IC RTC CLK/CALENDAR PAR 28-TSOP | - | Obsolete | Tray | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 28-TSSOP (0.465", 11.80mm Width) | Clock/Calendar | Parallel | 28-TSOP | 4.5 V ~ 5.5 V | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.7 V | 5mA @ 4.5V ~ 5.5V | |||
                                                    
                                                                                                                     
                                                                                                            
                                                 | 
                                                
                                                    
  | 
                                                
                                                                                                             2,053 
                                                        Ships today + free overnight shipping 
                                                                                                     | 
                                                Maxim Integrated | IC RTC CLK/CALENDAR PAR 28-SOIC | - | Active | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 28-SOIC (0.295", 7.50mm Width) | Clock/Calendar | Parallel | 28-SOIC | 4.5 V ~ 5.5 V | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.7 V | 5mA @ 4.5V ~ 5.5V | |||
                                                    
                                                                                                                     
                                                                                                            
                                                 | 
                                                
                                                    
  | 
                                                
                                                                                                             3,038 
                                                        Ships today + free overnight shipping 
                                                                                                     | 
                                                Maxim Integrated | IC RTC CLK/CALENDAR PAR 28-SOIC | - | Active | Tape & Reel (TR) | 0°C ~ 70°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 28-SOIC (0.295", 7.50mm Width) | Clock/Calendar | Parallel | 28-SOIC | 4.5 V ~ 5.5 V | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.7 V | 5mA @ 4.5V ~ 5.5V | 
