- Series :
- Part Status :
- Operating Temperature :
- Mounting Type :
- Features :
-
- Alarm, Leap Year, NVSRAM, Square Wave Output (4)
- Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer (5)
- Alarm, Leap Year, NVSRAM, Y2K (6)
- Alarm, Leap Year, Supervisor, Watchdog Timer (38)
- EEPROM, Leap Year, NVSRAM (4)
- EEPROM, Leap Year, Supervisor, Trickle-Charger, Watchdog Timer (1)
- Leap Year, NVSRAM (13)
- Leap Year, NVSRAM, Square Wave Output (18)
- Package / Case :
-
- 14-TSSOP (0.173", 4.40mm Width) (12)
- 16-SOIC (0.154", 3.90mm Width) (1)
- 16-SOIC (0.295", 7.50mm Width) (8)
- 18-SOX, 18-SOIC with Crystal (7.5mm Width) (4)
- 20-SSOP (0.154", 3.90mm Width) (2)
- 28-SOIC (0.295", 7.50mm Width) (3)
- 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets (4)
- 44-BSOP (0.337", 8.56mm Width) (3)
- 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT (3)
- 8-DIP (0.300", 7.62mm) (6)
- 8-SOIC (0.154", 3.90mm Width) (33)
- 8-SOIC (0.209", 5.30mm Width) (4)
- 8-TSSOP (0.173", 4.40mm Width) (8)
- Supplier Device Package :
- Voltage - Supply, Battery :
91 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) | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
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3,290
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 44-SOP | Timekeeper® | Obsolete | Cut Tape (CT) | -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 | |||
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846
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 44-SOP | Timekeeper® | Obsolete | Tape & Reel (TR) | -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 | |||
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1,247
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 44-SOH | Timekeeper® | Obsolete | Cut Tape (CT) | -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 | |||
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2,729
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 44-SOH | Timekeeper® | Obsolete | Tape & Reel (TR) | -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 | |||
|
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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 | |||
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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 | |||
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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 | |||
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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 | |||
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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 | |||
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|
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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 | |||
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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 | |||
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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 | |||
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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 | |||
|
|
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 | |||
|
|
1,543
Ships today + free overnight shipping
|
Maxim Integrated | IC RTC EVENT REC I2C 8-SOIC | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, NVSRAM, Y2K | 8-SOIC (0.209", 5.30mm Width) | Time Event Recorder | I²C, 2-Wire Serial | 8-SO | 4.5 V ~ 5.5 V | 32B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 2.6 V ~ 3.5 V | - | |||
|
|
3,788
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, NVSRAM, Square Wave Output | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-SOIC | 4.5 V ~ 5.5 V | 56B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 2 V ~ 3.5 V | 200µA @ 5V | |||
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3,138
Ships today + free overnight shipping
|
Maxim Integrated | IC RTC CLK/CALENDAR I2C 8-SOIC | - | Active | Tape & Reel (TR) | 0°C ~ 70°C | Surface Mount | Leap Year, NVSRAM, Square Wave Output | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-SOIC | 4.5 V ~ 5.5 V | 56B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 2 V ~ 3.5 V | 200µA @ 5V | |||
|
|
2,916
Ships today + free overnight shipping
|
Maxim Integrated | IC RTC CLK/CALENDAR I2C 8-DIP | - | Active | Tube | -40°C ~ 85°C | Through Hole | Leap Year, NVSRAM, Square Wave Output | 8-DIP (0.300", 7.62mm) | Clock/Calendar | I²C, 2-Wire Serial | 8-PDIP | 4.5 V ~ 5.5 V | 56B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 2 V ~ 3.5 V | 200µA @ 5V | |||
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|
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3,693
Ships today + free overnight shipping
|
Maxim Integrated | IC RTC EVENT REC I2C 8-DIP | - | Obsolete | Tube | -40°C ~ 85°C | Through Hole | Alarm, Leap Year, NVSRAM, Y2K | 8-DIP (0.300", 7.62mm) | Time Event Recorder | I²C, 2-Wire Serial | 8-PDIP | 4.5 V ~ 5.5 V | 32B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 2.6 V ~ 3.5 V | - | |||
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|
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1,839
Ships today + free overnight shipping
|
Maxim Integrated | IC RTC EVENT REC I2C 8-SOIC | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, NVSRAM, Y2K | 8-SOIC (0.209", 5.30mm Width) | Time Event Recorder | I²C, 2-Wire Serial | 8-SO | 4.5 V ~ 5.5 V | 32B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 2.6 V ~ 3.5 V | - | |||
|
|
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3,512
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 8-SOIC | - | Active | Digi-Reel® | -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 | |||
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1,662
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 8-SOIC | - | Active | Cut Tape (CT) | -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 | |||
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|
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2,565
Ships today + free overnight shipping
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 8-SOIC | - | Active | Tape & Reel (TR) | -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 | |||
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2,096
Ships today + free overnight shipping
|
Diodes Incorporated | IC RTC CLK/CALENDAR I2C 8-SOIC | - | Active | Digi-Reel® | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-SOIC | 4.5 V ~ 5.5 V | 56B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 2 V ~ 3.5 V | 1.5mA @ 4.5V ~ 5.5V | |||
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3,239
Ships today + free overnight shipping
|
Diodes Incorporated | IC RTC CLK/CALENDAR I2C 8-SOIC | - | Active | Cut Tape (CT) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-SOIC | 4.5 V ~ 5.5 V | 56B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 2 V ~ 3.5 V | 1.5mA @ 4.5V ~ 5.5V | |||
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|
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3,738
Ships today + free overnight shipping
|
Diodes Incorporated | IC RTC CLK/CALENDAR I2C 8-SOIC | - | Active | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, NVSRAM, Square Wave Output | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-SOIC | 4.5 V ~ 5.5 V | 56B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 2 V ~ 3.5 V | 1.5mA @ 4.5V ~ 5.5V | |||
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|
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2,988
Ships today + free overnight shipping
|
Maxim Integrated | IC RTC EVENT REC I2C 8-DIP | - | Active | Tube | -40°C ~ 85°C | Through Hole | Alarm, Leap Year, NVSRAM, Y2K | 8-DIP (0.300", 7.62mm) | Time Event Recorder | I²C, 2-Wire Serial | 8-PDIP | 4.5 V ~ 5.5 V | 32B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 2.6 V ~ 3.5 V | - | |||
|
|
|
3,452
Ships today + free overnight shipping
|
Maxim Integrated | IC RTC CLK/CALENDAR I2C 8-SOIC | - | Active | Tube | -40°C ~ 85°C | Surface Mount | EEPROM, Leap Year, Supervisor, Trickle-Charger, Watchdog Timer | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-SOIC | 4.5 V ~ 5.5 V | 512B | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | 1.3 V ~ 5.5 V | 270µA @ 4.5V ~ 5.5V | |||
|
|
1,888
Ships today + free overnight shipping
|
Intersil | IC RTC CLK/CALENDAR I2C 14-TSSOP | - | Obsolete | Tape & Reel (TR) | 0°C ~ 70°C | Surface Mount | Alarm, Leap Year, Supervisor, Watchdog Timer | 14-TSSOP (0.173", 4.40mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 14-TSSOP | 4.5 V ~ 5.5 V | - | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | 1.8 V ~ 5.5 V | 10µA ~ 20µA @ 2.7V ~ 5V | |||
|
|
|
3,667
Ships today + free overnight shipping
|
Intersil | IC RTC CLK/CALENDAR I2C 14-TSSOP | - | Obsolete | Tape & Reel (TR) | 0°C ~ 70°C | Surface Mount | Alarm, Leap Year, Supervisor, Watchdog Timer | 14-TSSOP (0.173", 4.40mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 14-TSSOP | 4.5 V ~ 5.5 V | - | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | 1.8 V ~ 5.5 V | 10µA ~ 20µA @ 2.7V ~ 5V |
