- Series :
- Operating Temperature :
- Mounting Type :
- Features :
-
- Alarm (2)
- Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K (28)
- Alarm, Leap Year, NVSRAM, Watchdog Timer (1)
- Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K (28)
- Alarm, Leap Year, Square Wave Output, Supervisor, Watchdog Timer, Y2K (4)
- Alarm, Leap Year, Watchdog Timer (13)
- Alarm, Leap Year, Watchdog Timer, Y2K (4)
- Leap Year (20)
- Leap Year, NVSRAM (34)
- Leap Year, NVSRAM, Y2K (44)
- Leap Year, Watchdog Timer (4)
- Package / Case :
-
- 24-DIP Module (0.600", 15.24mm) (15)
- 28-DIP (0.600", 15.24mm) (4)
- 28-DIP Module (0.600", 15.24mm) (31)
- 28-SOIC (0.295", 7.50mm Width) (10)
- 28-SOIC (0.337", 8.56mm Width) with SNAPHAT Sockets (4)
- 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets (16)
- 28-TSSOP (0.465", 11.80mm Width) (5)
- 32-DIP Module (0.600", 15.24mm) (25)
- 32-DIP Module (0.61", 15.49mm) (2)
- 32-LFSOP (0.724", 18.40mm Width) (4)
- 34-LPM (2)
- 34-PowerCap™ Module (44)
- 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT (11)
- 48-LQFP (4)
- 8-DIP (0.300", 7.62mm) (1)
- 8-SOIC (0.154", 3.90mm Width) (5)
- Interface :
- Supplier Device Package :
-
- 24-EDIP (12)
- 24-PCDIP, CAPHAT® (3)
- 28-EDIP (26)
- 28-PCDIP, CAPHAT® (5)
- 28-PDIP (4)
- 28-SOH (20)
- 28-SOIC (10)
- 28-TSOP (5)
- 32-DIP Module (18.42x42.8) (1)
- 32-DIP Module (18.42x52.96) (1)
- 32-EDIP (22)
- 32-PMDIP (2)
- 32-PMDIP Module (1)
- 32-TSOP (4)
- 34-PowerCap Module (44)
- 44-SOH (11)
- 48-LQFP/48-TQFP (7x7) (4)
- 8-DIP (1)
- 8-EMP (1)
- 8-SO (4)
- Memory Size :
- Voltage - Supply, Battery :
182 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 | |||
|
|
|
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 | |||
|
|
2,328
Ships today + free overnight shipping
|
Maxim Integrated | IC RTC RAM Y2K 5V 100NS 28-EDIP | - | Active | Tube | -40°C ~ 85°C | Through Hole | Leap Year, NVSRAM, Y2K | 28-DIP Module (0.600", 15.24mm) | Clock/Calendar | Parallel | 28-EDIP | 4.5 V ~ 5.5 V | 8KB | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 3mA @ 5V | |||
|
|
1,049
Ships today + free overnight shipping
|
Maxim Integrated | IC RTC CLK/CALENDAR PAR 24-EDIP | - | Discontinued at Digi-Key | Tube | -40°C ~ 85°C | Through Hole | Leap Year, NVSRAM, Y2K | 24-DIP Module (0.600", 15.24mm) | Clock/Calendar | Parallel | 24-EDIP | 4.5 V ~ 5.5 V | 2KB | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 3mA @ 5V | |||
|
|
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 | |||
|
|
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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 | |||
|
|
3,279
Ships today + free overnight shipping
|
Maxim Integrated | IC RTC CLK/CALENDAR PAR 34-PCM | - | Discontinued at Digi-Key | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K | 34-PowerCap™ Module | Clock/Calendar | Parallel | 34-PowerCap Module | 4.5 V ~ 5.5 V | 32KB | HH:MM:SS (24 hr) | YY-MM-DD-dd | 3V | 6mA @ 5V | |||
|
|
3,754
Ships today + free overnight shipping
|
Maxim Integrated | IC RTC CLK/CALENDAR PAR 32-EDIP | - | Discontinued at Digi-Key | Tube | -40°C ~ 85°C | Through Hole | Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K | 32-DIP Module (0.600", 15.24mm) | Clock/Calendar | Parallel | 32-EDIP | 4.5 V ~ 5.5 V | 32KB | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 6mA @ 5V | |||
|
|
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 | |||
|
|
|
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 | |||
|
|
|
3,482
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 44-SOH | Timekeeper® | Obsolete | Tube | -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 | |||
|
|
|
666
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 28SOH | Timekeeper® | Obsolete | Tube | -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 | |||
|
|
|
1,939
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 | |||
|
|
|
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 | |||
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|
|
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 | |||
|
|
1,423
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 | |||
|
|
|
829
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 28-SOIC | - | Obsolete | Tube | -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 | |||
|
|
3,350
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 8-SOIC | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Leap Year, NVSRAM | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-SO | 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 | |||
|
|
3,909
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 |
