- Operating Temperature :
- Mounting Type :
- Features :
-
- Alarm (2)
- Alarm, EEPROM, Leap Year, Unique ID (3)
- Alarm, Leap Year (17)
- Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K (39)
- Alarm, Leap Year, NVSRAM, Watchdog Timer (2)
- Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K (18)
- Alarm, Leap Year, Square Wave Output (1)
- Alarm, Leap Year, Square Wave Output, Supervisor, Watchdog Timer, Y2K (2)
- Alarm, Leap Year, Square Wave Output, Watchdog Timer (6)
- Alarm, Leap Year, SRAM, Watchdog Timer (3)
- Alarm, Leap Year, Watchdog Timer (16)
- Alarm, Leap Year, Watchdog Timer, Y2K (7)
- Leap Year (21)
- Leap Year, NVSRAM (23)
- Leap Year, NVSRAM, Y2K (44)
- Leap Year, Trickle-Charger (8)
- Leap Year, Watchdog Timer (1)
- Package / Case :
-
- 10-VFDFN Exposed Pad (1)
- 12-TFSOJ (0.094", 2.40mm Width) (7)
- 14-SOIC (0.209", 5.30mm Width) (12)
- 16-VFQFN Exposed Pad (1)
- 18-SOIC (0.209", 5.30mm Width) (1)
- 20-LSSOJ (0.213", 5.40mm Width) (4)
- 24-DIP Module (0.600", 15.24mm) (12)
- 24-SOP (0.213", 5.40mm Width) (3)
- 28-DIP Module (0.600", 15.24mm) (26)
- 28-SOIC (0.295", 7.50mm Width) (14)
- 28-SOIC (0.337", 8.56mm Width) with SNAPHAT Sockets (1)
- 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets (16)
- 28-TSSOP (0.465", 11.80mm Width) (9)
- 32-DIP Module (0.600", 15.24mm) (21)
- 32-DIP Module (0.61", 15.49mm) (2)
- 32-LFSOP (0.724", 18.40mm Width) (8)
- 34-LPM (2)
- 34-PowerCap™ Module (39)
- 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT (13)
- 48-LQFP (4)
- 8-DIP (0.300", 7.62mm) (1)
- 8-SOIC (0.154", 3.90mm Width) (8)
- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) (4)
- Die (10)
- Supplier Device Package :
-
- 10-HVSON (3x3) (1)
- 12-VSOJ (7)
- 14-SOP (12)
- 16-QFN (3x3) (1)
- 18-SOP (1)
- 20-VSOJ (4)
- 24-EDIP (10)
- 24-PCDIP, CAPHAT® (2)
- 24-SOP (3)
- 28-EDIP (25)
- 28-PCDIP, CAPHAT® (1)
- 28-SOH (17)
- 28-SOIC (14)
- 28-TSOP (9)
- 32-DIP Module (18.42x42.8) (1)
- 32-DIP Module (18.42x52.96) (1)
- 32-EDIP (16)
- 32-PMDIP (3)
- 32-PMDIP Module (2)
- 32-TSOP (8)
- 34-PowerCap Module (39)
- 44-SOH (13)
- 48-LQFP/48-TQFP (7x7) (4)
- 8-DIP (1)
- 8-SO (2)
- 8-SOIC (6)
- 8-uMAX (4)
- Memory Size :
- Voltage - Supply, Battery :
- Current - Timekeeping (Max) :
-
- 0.65µA @ 1.8V (2)
- 0.6µA ~ 0.75µA @ 2V ~ 5V (6)
- 0.7µA @ 1.7V ~ 3.6V (1)
- 0.7µA ~ 0.9µA @ 3V ~ 5V (7)
- 1.2µA ~ 5µA @ 2V ~ 5V (1)
- 1.6µA ~ 2µA @ 3V ~ 5V (3)
- 100µA (Typ) @ 4.5V ~ 5.5V (4)
- 100µA @ 1.89V (2)
- 125µA @ 3.3V (2)
- 150µA @ 5.5V (4)
- 1mA @ 4.5V ~ 5.5V (2)
- 1µA @ 3V ~ 5V (3)
- 1µA ~ 1.8µA @ 3V ~ 5V (3)
- 1µA ~ 2µA @ 3V ~ 5V (3)
- 1µA ~ 3µA @ 2V ~ 5V (4)
- 2.1µA ~ 3.4µA @ 3V ~ 5V (1)
- 2.8µA ~ 3.4µA @ 3V ~ 5V (3)
- 2mA @ 3.3V (29)
- 2mA @ 3V ~ 3.6V (12)
- 2mA @ 4.75V ~ 5.5V (4)
- 3mA @ 3V ~ 3.6V (2)
- 3mA @ 4.5V ~ 5.5V (13)
- 3mA @ 4.7V ~ 5.5V (1)
- 3mA @ 5V (27)
- 4mA @ 3.3V (6)
- 4mA @ 3V ~ 3.6V (19)
- 4mA @ 4.5 V ~ 5.5 V (3)
- 4mA @ 4.5V ~ 5.5V (9)
- 4mA @ 5V (13)
- 5mA @ 4.5V ~ 5.5V (18)
- 5mA @ 5V (1)
- 6mA @ 5V (4)
- 70µA @ 2.7V ~ 5.5V (1)
213 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) | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
1,667
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 28-SOIC | - | Obsolete | Cut Tape (CT) | -40°C ~ 85°C | Surface Mount | Leap Year, NVSRAM | 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets | Clock/Calendar | I²C, 2-Wire Serial | 28-SOH | 4.5 V ~ 5.5 V | 56B | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.5 V | 100µA (Typ) @ 4.5V ~ 5.5V | |||
|
|
|
3,935
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 28-SOIC | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Leap Year, NVSRAM | 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets | Clock/Calendar | I²C, 2-Wire Serial | 28-SOH | 4.5 V ~ 5.5 V | 56B | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.5 V | 100µA (Typ) @ 4.5V ~ 5.5V | |||
|
|
|
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 | |||
|
|
1,777
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 44-SOH | Timekeeper® | Obsolete | Cut Tape (CT) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Watchdog Timer | 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 | - | 3mA @ 4.5V ~ 5.5V | |||
|
|
|
3,508
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 44-SOH | Timekeeper® | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Watchdog Timer | 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 | - | 3mA @ 4.5V ~ 5.5V | |||
|
|
|
2,787
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 44-SOH | Timekeeper® | Obsolete | Cut Tape (CT) | -40°C ~ 85°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 | |||
|
|
|
1,010
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 44-SOH | Timekeeper® | Obsolete | Tape & Reel (TR) | -40°C ~ 85°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 | |||
|
|
|
3,954
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 28SOH | Timekeeper® | Obsolete | Cut Tape (CT) | -40°C ~ 85°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 | |||
|
|
|
1,520
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 28SOH | Timekeeper® | Obsolete | Tape & Reel (TR) | -40°C ~ 85°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 | |||
|
|
|
3,283
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 28SOH | Timekeeper® | Obsolete | Cut Tape (CT) | -40°C ~ 85°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 | |||
|
|
|
2,498
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 28SOH | Timekeeper® | Obsolete | Tape & Reel (TR) | -40°C ~ 85°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 | |||
|
|
|
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 | |||
|
|
1,269
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 16QFN | Timekeeper® | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Square Wave Output | 16-VFQFN Exposed Pad | Clock/Calendar | I²C, 2-Wire Serial | 16-QFN (3x3) | 1.7 V ~ 3.6 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 0.7µA @ 1.7V ~ 3.6V | |||
|
|
3,383
Ships today + free overnight shipping
|
Maxim Integrated | IC RTC CLK/CALENDAR PAR 48-LQFP | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Watchdog Timer, Y2K | 48-LQFP | Clock/Calendar | Parallel | 48-LQFP/48-TQFP (7x7) | 4.5 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.7 V | 6mA @ 5V | |||
|
|
|
3,293
Ships today + free overnight shipping
|
Maxim Integrated | IC RTC CLK/CALENDAR PAR 48-LQFP | - | Obsolete | Tray | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Watchdog Timer, Y2K | 48-LQFP | Clock/Calendar | Parallel | 48-LQFP/48-TQFP (7x7) | 4.5 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.7 V | 6mA @ 5V | |||
|
|
|
3,027
Ships today + free overnight shipping
|
Maxim Integrated | IC RTC CLK/CALENDAR PAR 48-LQFP | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Watchdog Timer, Y2K | 48-LQFP | Clock/Calendar | Parallel | 48-LQFP/48-TQFP (7x7) | 2.97 V ~ 3.63 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.7 V | 2mA @ 3.3V | |||
|
|
|
3,747
Ships today + free overnight shipping
|
Maxim Integrated | IC RTC CLK/CALENDAR PAR 48-LQFP | - | Obsolete | Tray | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Watchdog Timer, Y2K | 48-LQFP | Clock/Calendar | Parallel | 48-LQFP/48-TQFP (7x7) | 2.97 V ~ 3.63 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.7 V | 2mA @ 3.3V | |||
|
|
2,770
Ships today + free overnight shipping
|
Maxim Integrated | IC RTC CLK/CALENDAR PAR 34-PCM | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K | 34-PowerCap™ Module | Clock/Calendar | Parallel | 34-PowerCap Module | 2.97 V ~ 3.63 V | 128kb | HH:MM:SS (24 hr) | YY-MM-DD-dd | 3V | 4mA @ 3.3V | |||
|
|
1,532
Ships today + free overnight shipping
|
Maxim Integrated | IC RTC CLK/CALENDAR I2C 8-SOIC | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Leap Year, Trickle-Charger | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-SOIC | 2.97 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 1.3 V ~ 5.5 V | 150µA @ 5.5V | |||
|
|
|
1,077
Ships today + free overnight shipping
|
Maxim Integrated | IC RTC CLK/CALENDAR I2C 8-SOIC | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Leap Year, Trickle-Charger | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-SOIC | 2.97 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 1.3 V ~ 5.5 V | 150µA @ 5.5V | |||
|
|
|
3,352
Ships today + free overnight shipping
|
Maxim Integrated | IC RTC CLK/CALENDAR I2C 8-SOIC | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Leap Year, Trickle-Charger | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-SOIC | 2.7 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 1.3 V ~ 3.7 V | 125µA @ 3.3V | |||
|
|
|
1,627
Ships today + free overnight shipping
|
Maxim Integrated | IC RTC CLK/CALENDAR I2C 8-SOIC | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Leap Year, Trickle-Charger | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-SOIC | 1.71 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 1.3 V ~ 3.7 V | 100µA @ 1.89V | |||
|
|
2,528
Ships today + free overnight shipping
|
Maxim Integrated | IC RTC CLK/CALENDAR I2C 8-USOP | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Leap Year, Trickle-Charger | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-uMAX | 2.97 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 1.3 V ~ 5.5 V | 150µA @ 5.5V | |||
|
|
|
3,472
Ships today + free overnight shipping
|
Maxim Integrated | IC RTC CLK/CALENDAR I2C 8-USOP | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Leap Year, Trickle-Charger | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-uMAX | 2.97 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 1.3 V ~ 5.5 V | 150µA @ 5.5V | |||
|
|
|
3,610
Ships today + free overnight shipping
|
Maxim Integrated | IC RTC CLK/CALENDAR I2C 8-USOP | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Leap Year, Trickle-Charger | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-uMAX | 2.7 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 1.3 V ~ 3.7 V | 125µA @ 3.3V | |||
|
|
|
1,260
Ships today + free overnight shipping
|
Maxim Integrated | IC RTC CLK/CALENDAR I2C 8-USOP | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Leap Year, Trickle-Charger | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-uMAX | 1.71 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 1.3 V ~ 3.7 V | 100µA @ 1.89V | |||
|
|
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 | |||
|
|
|
3,619
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 28SOH | Timekeeper® | Obsolete | Tube | -40°C ~ 85°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 |
