- Manufacture :
- Series :
- Part Status :
- Operating Temperature :
- Features :
-
- Alarm, Leap Year (1)
- Alarm, Leap Year, NVRAM, Square Wave Output, Watchdog Timer (2)
- Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer (9)
- Alarm, Leap Year, Square Wave Output (1)
- Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer (6)
- Alarm, Leap Year, Square Wave Output, Watchdog Timer (4)
- Alarm, Leap Year, SRAM, Watchdog Timer (3)
- Leap Year, NVSRAM (2)
- Package / Case :
- Interface :
- Supplier Device Package :
- Voltage - Supply :
- Voltage - Supply, Battery :
- Applied Filters :
28 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) | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
3,545
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR SPI 16-SOIC | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, NVRAM, Square Wave Output, Watchdog Timer | 16-SOIC (0.154", 3.90mm Width) | Clock/Calendar | SPI | 16-SO | 2.7 V ~ 5.5 V | 44B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.5 V | 1.4mA @ 2.7V ~ 5.5V | |||
|
|
735
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR SPI 28-SOIC | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, NVRAM, Square Wave Output, Watchdog Timer | 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets | Clock/Calendar | SPI | 28-SOH | 2.7 V ~ 5.5 V | 44B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.5 V | 1.4mA @ 2.7V ~ 5.5V | |||
|
|
660
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 28-SOIC | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Square Wave Output, Watchdog Timer | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-SO | 2 V ~ 5.5 V | - | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.5 V | 100µA @ 2V ~ 5.5V | |||
|
|
|
1,789
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 8-SOIC | - | Discontinued at Digi-Key | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Square Wave Output, Watchdog Timer | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-SO | 2 V ~ 5.5 V | - | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.5 V | 100µA @ 2V ~ 5.5V | |||
|
|
|
3,695
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 8-SOIC | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Square Wave Output | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-SO | 2 V ~ 5.5 V | - | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | - | 2.4µA ~ 31µA @ 2V ~ 5.5V | |||
|
|
774
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 44-SOP | Timekeeper® | Obsolete | Tube | -25°C ~ 70°C | Surface Mount | Leap Year, NVSRAM | 44-BSOP (0.337", 8.56mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 44-SOH | 4.5 V ~ 5.5 V | 32KB | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.5 V | 2.5mA @ 4.5V ~ 5.5V | |||
|
|
|
2,031
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 44-SOH | Timekeeper® | Obsolete | Tube | -25°C ~ 70°C | Surface Mount | Leap Year, NVSRAM | 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT | Clock/Calendar | I²C, 2-Wire Serial | 44-SOH | 4.5 V ~ 5.5 V | 32KB | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.5 V | 2.5mA @ 4.5V ~ 5.5V | |||
|
|
811
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR SPI 28-SOIC | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer | 28-SOIC (0.295", 7.50mm Width) | Clock/Calendar | SPI | 28-SOX | 2.7 V ~ 3.6 V | 44B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.5 V | 1.4mA @ 2.7V ~ 3.6V | |||
|
|
|
978
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 28-SOIC | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer | 28-SOIC (0.295", 7.50mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 28-SOX | 4.5 V ~ 5.5 V | 128B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2.5 V ~ 5.5 V | 1mA @ 4.5V ~ 5.5V | |||
|
|
|
1,160
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 28-SOIC | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer | 28-SOIC (0.295", 7.50mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 28-SOX | 4.5 V ~ 5.5 V | 44B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.5 V | 1mA @ 4.5V ~ 5.5V | |||
|
|
|
1,408
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 28-SOIC | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer | 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets | Clock/Calendar | I²C, 2-Wire Serial | 28-SOH | 4.5 V ~ 5.5 V | 44B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.5 V | 1mA @ 4.5V ~ 5.5V | |||
|
|
|
2,893
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 28-SOIC | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer | 28-SOIC (0.295", 7.50mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 28-SOX | 2.7 V ~ 3.6 V | 44B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.5 V | 0.5mA @ 2.7V ~ 3.6V | |||
|
|
|
1,886
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 28-SOIC | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer | 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets | Clock/Calendar | I²C, 2-Wire Serial | 28-SOH | 2.7 V ~ 3.6 V | 44B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.5 V | 0.5mA @ 2.7V ~ 3.6V | |||
|
|
|
845
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 16-SOIC | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer | 16-SOIC (0.154", 3.90mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 16-SO | 4.5 V ~ 5.5 V | 44B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.5 V | 1mA @ 4.5V ~ 5.5V | |||
|
|
|
3,980
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 16-SOIC | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer | 16-SOIC (0.154", 3.90mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 16-SO | 2.7 V ~ 3.6 V | 44B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.5 V | 0.5mA @ 2.7V ~ 3.6V | |||
|
|
1,703
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR SPI 18-SOX | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer | 18-SOX, 18-SOIC with Crystal (7.5mm Width) | Clock/Calendar | SPI | 18-SOX | 2.38 V ~ 5.5 V | 7B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 1.8 V ~ 5.5 V | 10µA @ 5.5V | |||
|
|
|
2,177
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR SPI 18-SOX | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer | 18-SOX, 18-SOIC with Crystal (7.5mm Width) | Clock/Calendar | SPI | 18-SOX | 3 V ~ 5.5 V | 7B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 1.8 V ~ 5.5 V | 10µA @ 5.5V | |||
|
|
|
1,518
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR SPI 18-SOX | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer | 18-SOX, 18-SOIC with Crystal (7.5mm Width) | Clock/Calendar | SPI | 18-SOX | 2.7 V ~ 5.5 V | 7B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 1.8 V ~ 5.5 V | 10µA @ 5.5V | |||
|
|
|
1,373
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 18-SOX | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer | 18-SOX, 18-SOIC with Crystal (7.5mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 18-SOX | 2.38 V ~ 5.5 V | 7B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2 V ~ 5.5 V | 10µA @ 5.5V | |||
|
|
|
2,934
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 18-SOX | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer | 18-SOX, 18-SOIC with Crystal (7.5mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 18-SOX | 3 V ~ 5.5 V | 7B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2 V ~ 5.5 V | 10µA @ 5.5V | |||
|
|
|
3,755
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 18-SOX | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer | 18-SOX, 18-SOIC with Crystal (7.5mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 18-SOX | 2.7 V ~ 5.5 V | 7B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2 V ~ 5.5 V | 10µA @ 5.5V | |||
|
|
|
1,136
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 8-SOIC | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, SRAM, Watchdog Timer | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-SO | 2.38 V ~ 5.5 V | 7B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2 V ~ 5.5 V | 10µA @ 5.5V | |||
|
|
|
1,008
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 8-SOIC | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, SRAM, Watchdog Timer | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-SO | 3 V ~ 5.5 V | 7B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2 V ~ 5.5 V | 10µA @ 5.5V | |||
|
|
2,197
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 18-SOIC | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Square Wave Output, Watchdog Timer | 18-SOX, 18-SOIC with Crystal (7.5mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 18-SOX | 2.7 V ~ 5.5 V | - | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2 V ~ 3.5 V | 100µA @ 2.7V ~ 5.5V | |||
|
|
|
3,366
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 8-SOIC | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, SRAM, Watchdog Timer | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-SO | 2.7 V ~ 5.5 V | 7B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2 V ~ 5.5 V | 10µA @ 5.5V | |||
|
|
2,987
Ships today + free overnight shipping
|
Intersil | IC RTC CLK/CALENDAR I2C 8-SOIC | - | Active | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-SOIC | 2.7 V ~ 5.5 V | - | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 1.8 V ~ 5.5 V | 4µA ~ 6µA @ 3V ~ 5V | |||
|
|
|
3,825
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 8-SOIC | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Square Wave Output, Watchdog Timer | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-SO | 2.7 V ~ 5.5 V | - | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2 V ~ 3.5 V | 100µA @ 2.7V ~ 5.5V | |||
|
|
|
1,443
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 28-SOIC | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer | 28-SOIC (0.295", 7.50mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 28-SOX | 2.7 V ~ 3.6 V | 128B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.6 V | 0.5mA @ 2.7V ~ 3.6V |
