- Series :
- Mounting Type :
- Features :
-
- Alarm (1)
- Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K (33)
- Alarm, Leap Year, NVSRAM, Watchdog Timer (2)
- Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K (38)
- Alarm, Leap Year, Square Wave Output, Supervisor, Watchdog Timer, Y2K (7)
- Alarm, Leap Year, Watchdog Timer (14)
- Alarm, Leap Year, Watchdog Timer, Y2K (3)
- Audio, Leap Year, Trickle-Charger (3)
- Leap Year (27)
- Leap Year, NVSRAM (27)
- Leap Year, NVSRAM, Y2K (49)
- Leap Year, Watchdog Timer (6)
- Package / Case :
-
- 16-VFDFN Exposed Pad (3)
- 24-DIP (0.600", 15.24mm) (1)
- 24-DIP Module (0.600", 15.24mm) (20)
- 28-DIP (0.600", 15.24mm) (4)
- 28-DIP Module (0.600", 15.24mm) (42)
- 28-SOIC (0.295", 7.50mm Width) (11)
- 28-SOIC (0.337", 8.56mm Width) with SNAPHAT Sockets (4)
- 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets (13)
- 28-TSSOP (0.465", 11.80mm Width) (6)
- 32-DIP Module (0.600", 15.24mm) (29)
- 32-DIP Module (0.61", 15.49mm) (1)
- 32-LFSOP (0.724", 18.40mm Width) (4)
- 34-LPM (2)
- 34-PowerCap™ Module (53)
- 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT (18)
- Interface :
- Voltage - Supply :
- Memory Size :
- Voltage - Supply, Battery :
- Current - Timekeeping (Max) :
-
- 14.3mA @ 3V ~ 3.6V (3)
- 1mA @ 4.5V ~ 5.5V (1)
- 2mA @ 3.3V (31)
- 2mA @ 3V ~ 3.6V (15)
- 2mA @ 4.75V ~ 5.5V (6)
- 3mA @ 3V ~ 3.6V (2)
- 3mA @ 4.5V ~ 5.5V (24)
- 3mA @ 4.75V ~ 5.5V (1)
- 3mA @ 4.7V ~ 5.5V (5)
- 3mA @ 5V (39)
- 4mA @ 3.3V (11)
- 4mA @ 3V ~ 3.6V (17)
- 4mA @ 4.5 V ~ 5.5 V (6)
- 4mA @ 4.5V ~ 5.5V (9)
- 4mA @ 5V (13)
- 5mA @ 4.5V ~ 5.5V (14)
- 5mA @ 5V (1)
- 6mA @ 5V (11)
- 70µA @ 2.7V ~ 5.5V (1)
210 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) | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
3,280
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 28SOH | Timekeeper® | Obsolete | Cut Tape (CT) | 0°C ~ 70°C | Surface Mount | Alarm, Leap Year, Watchdog Timer | 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets | Clock/Calendar | Parallel | 28-SOH | 4.5 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 3mA @ 4.5V ~ 5.5V | |||
|
|
|
1,162
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 28SOH | Timekeeper® | Obsolete | Tape & Reel (TR) | 0°C ~ 70°C | Surface Mount | Alarm, Leap Year, Watchdog Timer | 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets | Clock/Calendar | Parallel | 28-SOH | 4.5 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 3mA @ 4.5V ~ 5.5V | |||
|
|
1,736
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 44-SOH | Timekeeper® | Obsolete | Cut Tape (CT) | 0°C ~ 70°C | Surface Mount | Alarm, Leap Year, Watchdog Timer, Y2K | 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT | Clock/Calendar | Parallel | 44-SOH | 3 V ~ 3.6 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 3V | 2mA @ 3V ~ 3.6V | |||
|
|
|
1,861
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 44-SOH | Timekeeper® | Obsolete | Tape & Reel (TR) | 0°C ~ 70°C | Surface Mount | Alarm, Leap Year, Watchdog Timer, Y2K | 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT | Clock/Calendar | Parallel | 44-SOH | 3 V ~ 3.6 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 3V | 2mA @ 3V ~ 3.6V | |||
|
|
2,443
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 28DIP | Timekeeper® | Obsolete | Tube | 0°C ~ 70°C | Through Hole | Alarm, Leap Year, Watchdog Timer | 28-DIP Module (0.600", 15.24mm) | Clock/Calendar | Parallel | 28-PCDIP, CAPHAT® | 4.5 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 3mA @ 4.5V ~ 5.5V | |||
|
|
|
1,617
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 28SOH | Timekeeper® | Obsolete | Tube | 0°C ~ 70°C | Surface Mount | Alarm, Leap Year, Watchdog Timer | 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets | Clock/Calendar | Parallel | 28-SOH | 4.5 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 3mA @ 4.5V ~ 5.5V | |||
|
|
|
3,555
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 28SOH | Timekeeper® | Obsolete | Tube | 0°C ~ 70°C | Surface Mount | Leap Year | 28-SOIC (0.337", 8.56mm Width) with SNAPHAT Sockets | Clock/Calendar | Parallel | 28-SOH | 4.5 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 3mA @ 4.5V ~ 5.5V | |||
|
|
2,920
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 32-DIP | Timekeeper® | Obsolete | Tube | 0°C ~ 70°C | Through Hole | Leap Year | 32-DIP Module (0.600", 15.24mm) | Clock/Calendar | Parallel | 32-PMDIP Module | 4.5 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 4mA @ 4.5V ~ 5.5V | |||
|
|
|
3,712
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 44-SOH | Timekeeper® | Obsolete | Tube | 0°C ~ 70°C | Surface Mount | Alarm, Leap Year, Watchdog Timer | 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT | Clock/Calendar | Parallel | 44-SOH | 3 V ~ 3.6 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 2mA @ 3V ~ 3.6V | |||
|
|
|
1,939
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 28SOH | Timekeeper® | Obsolete | Tube | 0°C ~ 70°C | Surface Mount | Leap Year | 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets | Clock/Calendar | Parallel | 28-SOH | 4.5 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 2mA @ 4.75V ~ 5.5V | |||
|
|
|
2,704
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 28SOH | Timekeeper® | Obsolete | Tube | 0°C ~ 70°C | Surface Mount | Leap Year | 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets | Clock/Calendar | Parallel | 28-SOH | 3 V ~ 3.6 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 2mA @ 3V ~ 3.6V | |||
|
|
|
3,219
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 44-SOH | Timekeeper® | Obsolete | Tube | 0°C ~ 70°C | Surface Mount | Alarm, Leap Year, Watchdog Timer, Y2K | 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT | Clock/Calendar | Parallel | 44-SOH | 3 V ~ 3.6 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 3V | 2mA @ 3V ~ 3.6V | |||
|
|
|
3,350
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 44-SOH | Timekeeper® | Obsolete | Tube | 0°C ~ 70°C | Surface Mount | Alarm, Leap Year, Square Wave Output, Supervisor, Watchdog Timer, Y2K | 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT | Clock/Calendar | Parallel | 44-SOH | 4.5 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 3V | 3mA @ 4.5V ~ 5.5V | |||
|
|
|
2,043
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 44-SOH | Timekeeper® | Obsolete | Tube | 0°C ~ 70°C | Surface Mount | Alarm, Leap Year, Square Wave Output, Supervisor, Watchdog Timer, Y2K | 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT | Clock/Calendar | Parallel | 44-SOH | 3 V ~ 3.6 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 3V | 2mA @ 3V ~ 3.6V | |||
|
|
|
955
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 32-DIP | Timekeeper® | Obsolete | Tube | 0°C ~ 70°C | Through Hole | Alarm, Leap Year, Watchdog Timer | 32-DIP Module (0.600", 15.24mm) | Clock/Calendar | Parallel | 32-PMDIP | 4.5 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 4mA @ 4.5V ~ 5.5V | |||
|
|
1,845
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 32-DIP | Timekeeper® | Obsolete | Tube | 0°C ~ 70°C | Through Hole | Alarm, Leap Year, Watchdog Timer | 32-DIP Module (0.600", 15.24mm) | Clock/Calendar | Parallel | 32-PMDIP | 3 V ~ 3.6 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 3mA @ 3V ~ 3.6V | |||
|
|
1,423
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 32-DIP | Timekeeper® | Obsolete | Tube | 0°C ~ 70°C | Through Hole | Leap Year | 32-DIP Module (0.600", 15.24mm) | Clock/Calendar | Parallel | 32-PMDIP | 4.5 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 4mA @ 4.5V ~ 5.5V | |||
|
|
2,690
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 24DIP | Timekeeper® | Obsolete | Tube | 0°C ~ 70°C | Through Hole | Leap Year | 24-DIP Module (0.600", 15.24mm) | Clock/Calendar | Parallel | 24-PCDIP, CAPHAT® | 4.5 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 3mA @ 4.5V ~ 5.5V | |||
|
|
|
2,676
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 28SOH | Timekeeper® | Obsolete | Tube | 0°C ~ 70°C | Surface Mount | Leap Year, Watchdog Timer | 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets | Clock/Calendar | Parallel | 28-SOH | 4.5 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 3mA @ 4.5V ~ 5.5V | |||
|
|
|
1,096
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 24-DIP | Timekeeper® | Obsolete | Tube | 0°C ~ 70°C | Through Hole | Leap Year | 24-DIP Module (0.600", 15.24mm) | Clock/Calendar | Parallel | 24-PCDIP, CAPHAT® | 4.75 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 3mA @ 4.7V ~ 5.5V | |||
|
|
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 | |||
|
|
|
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 | |||
|
|
|
618
Ships today + free overnight shipping
|
Maxim Integrated | IC RTC CLK/CALENDAR PAR 32-EDIP | - | Obsolete | Tube | 0°C ~ 70°C | Through Hole | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 32-DIP Module (0.600", 15.24mm) | Clock/Calendar | Parallel | 32-EDIP | 3 V ~ 3.6 V | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.7 V | 4mA @ 3.3V | |||
|
|
|
1,879
Ships today + free overnight shipping
|
Maxim Integrated | IC RTC CLK/CALENDAR PAR 32-EDIP | - | Obsolete | Tube | 0°C ~ 70°C | Through Hole | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 32-DIP Module (0.600", 15.24mm) | Clock/Calendar | Parallel | 32-EDIP | 4.5 V ~ 5.5 V | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.7 V | 5mA @ 5V | |||
|
|
1,828
Ships today + free overnight shipping
|
Maxim Integrated | IC RTC CLK/CALENDAR PAR 28-EDIP | - | Obsolete | Tube | 0°C ~ 70°C | Through Hole | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 28-DIP Module (0.600", 15.24mm) | Clock/Calendar | Parallel | 28-EDIP | 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 | |||
|
|
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 | |||
|
|
3,208
Ships today + free overnight shipping
|
Maxim Integrated | IC RTC CLK/CALENDAR PAR 28-DIP | - | Discontinued at Digi-Key | Tube | 0°C ~ 70°C | Through Hole | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 28-DIP (0.600", 15.24mm) | Clock/Calendar | Parallel | 28-PDIP | 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 | |||
|
|
|
1,521
Ships today + free overnight shipping
|
Maxim Integrated | IC RTC CLK/CALENDAR PAR 28-DIP | - | Discontinued at Digi-Key | Tube | 0°C ~ 70°C | Through Hole | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 28-DIP (0.600", 15.24mm) | Clock/Calendar | Parallel | 28-PDIP | 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 | |||
|
|
|
2,512
Ships today + free overnight shipping
|
Maxim Integrated | IC RTC CLK/CALENDAR PAR 32-DIP | - | Obsolete | Tube | 0°C ~ 70°C | Through Hole | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 32-DIP Module (0.600", 15.24mm) | Clock/Calendar | Parallel | 32-EDIP | 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 |
