- Series :
- Operating Temperature :
- Features :
-
- Alarm, Daylight Savings, Leap Year, SRAM (2)
- Alarm, Daylight Savings, SRAM (1)
- Alarm, EEPROM, Leap Year, Unique ID (1)
- Alarm, FRAM, Leap Year, Square Wave Output, TCXO/Crystal (1)
- Alarm, Leap Year (23)
- Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer (3)
- Alarm, Leap Year, NVSRAM, Y2K (1)
- Alarm, Leap Year, Square Wave Output (10)
- Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal, Watchdog Timer (3)
- Alarm, Leap Year, Square Wave Output, TCXO/Crystal, Watchdog Timer (3)
- Alarm, Leap Year, Square Wave Output, Trickle-Charger (1)
- Alarm, Leap Year, Square Wave Output, Watchdog Timer (4)
- Alarm, Leap Year, SRAM (4)
- Alarm, Leap Year, SRAM, Trickle-Charger (2)
- Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer (6)
- Alarm, Leap Year, Supervisor, Unique ID, Watchdog Timer (2)
- Alarm, Leap Year, Supervisor, Watchdog Timer (72)
- Alarm, Leap Year, Trickle-Charger (6)
- Alarm, Leap Year, Watchdog Timer (1)
- Alarm, SRAM, Trickle-Charger (1)
- Alarm, Y2K (1)
- EEPROM, Leap Year (1)
- EEPROM, Leap Year, NVSRAM (1)
- Leap Year (1)
- Leap Year, NVSRAM (4)
- Leap Year, NVSRAM, Square Wave Output (7)
- Leap Year, Trickle-Charger (2)
- Package / Case :
-
- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) (2)
- 10-VFDFN Exposed Pad (3)
- 12-TFSOJ (0.094", 2.40mm Width) (1)
- 14-SOIC (0.154", 3.90mm Width) (14)
- 14-SOIC (0.209", 5.30mm Width) (1)
- 14-TSSOP (0.173", 4.40mm Width) (30)
- 16-SOIC (0.154", 3.90mm Width) (1)
- 16-SOIC (0.295", 7.50mm Width) (17)
- 16-VFQFN Exposed Pad (18)
- 18-SOX, 18-SOIC with Crystal (7.5mm Width) (2)
- 20-LSSOJ (0.213", 5.40mm Width) (2)
- 20-SOIC (0.295", 7.50mm Width) (8)
- 28-SOIC (0.295", 7.50mm Width) (1)
- 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets (2)
- 44-BSOP (0.337", 8.56mm Width) (1)
- 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT (1)
- 6-WDFN Exposed Pad (1)
- 8-SMD, Flat Lead (1)
- 8-SOIC (0.154", 3.90mm Width) (30)
- 8-SOIC (0.209", 5.30mm Width) (3)
- 8-TSSOP (0.173", 4.40mm Width) (16)
- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) (3)
- 8-UFDFN (4)
- 8-UFDFN Exposed Pad (1)
- Die (2)
- Supplier Device Package :
-
- 10-HVSON (3x3) (3)
- 10-MSOP (2)
- 12-VSOJ (1)
- 14-SOIC (14)
- 14-SOP (1)
- 14-TSSOP (30)
- 16-QFN (3x3) (18)
- 16-SO (1)
- 16-SOIC (17)
- 18-SOX (2)
- 20-SO (6)
- 20-SOIC (2)
- 20-VSOJ (2)
- 28-SOH (2)
- 28-SOX (1)
- 44-SOH (2)
- 6-TDFN-EP (3x3) (1)
- 8-MSOP (1)
- 8-SO (1)
- 8-SOIC (32)
- 8-TDFN (2x2) (1)
- 8-TSSOP (16)
- 8-uMAX (2)
- 8-µTDFN (2x2) (4)
- SNT-8A (1)
- Current - Timekeeping (Max) :
-
- 0.17µA ~ 0.22µA @ 1.8V ~ 3V (14)
- 0.5mA @ 2.7V ~ 3.6V (2)
- 0.5µA @ 1.5V (1)
- 0.63µA ~ 1.7µA (1)
- 0.65µA @ 1.8V (5)
- 0.6µA @ 1.3V ~ 1.8V (9)
- 0.6µA ~ 0.75µA @ 2V ~ 5V (1)
- 0.7µA @ 1.7V ~ 3.6V (1)
- 0.7µA ~ 0.8µA @ 3V ~ 5V (1)
- 0.7µA ~ 0.9µA @ 3V ~ 5V (1)
- 0.93µA ~ 1.1µA @ 3V ~ 5V (1)
- 1.2µA ~ 5µA @ 2V ~ 5V (3)
- 1.5µA @ 3.3V (6)
- 100µA (Typ) @ 2.7V ~ 5.5V (1)
- 100µA (Typ) @ 4.5V ~ 5.5V (2)
- 10µA ~ 20µA @ 2.7V ~ 5.5V (40)
- 10µA ~ 20µA @ 2.7V ~ 5V (50)
- 110µA @ 3.63V (1)
- 14µA ~ 15µA @ 3V ~ 5V (2)
- 150µA @ 5.5V (2)
- 18µA @ 5.5V (2)
- 1mA @ 4.5V ~ 5.5V (1)
- 1µA ~ 1.8µA @ 3V ~ 5V (1)
- 2.5mA @ 4.5V ~ 5.5V (2)
- 2.8µA ~ 3.4µA @ 3V ~ 5V (1)
- 200µA @ 5V (1)
- 2µA @ 3.3V (3)
- 4µA ~ 6µA @ 3V ~ 5V (5)
- 5µA @ 3.63V ~ 5.5V (3)
- Applied Filters :
164 results
Picture | Mfr Part # | Unit Price | QUANTITY | Inventory | MANUFACTURE | Description | Package | 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) | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
GLOBAL STOCKS | ||||||||||||||||||||||||
|
RFQ |
2,325
In-stock
|
NXP USA Inc. | IC RTC CLK/CAL I2C/SPI 20-SOIC | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal, Watchdog Timer | 20-SOIC (0.295", 7.50mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 20-SO | 1.8 V ~ 4.2 V | 512B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 1.8 V ~ 4.2 V | 1.5µA @ 3.3V | ||||
|
RFQ |
2,377
In-stock
|
NXP USA Inc. | IC RTC CLK/CALENDAR I2C 20-SOIC | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Square Wave Output, TCXO/Crystal, Watchdog Timer | 20-SOIC (0.295", 7.50mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 20-SO | 1.8 V ~ 4.2 V | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 1.8 V ~ 4.2 V | 1.5µA @ 3.3V | ||||
|
RFQ |
3,539
In-stock
|
NXP USA Inc. | IC RTC CLK/CALENDAR I2C 10-HVSON | - | Obsolete | Tape & Reel (TR) | -40°C ~ 125°C | Surface Mount | Alarm, Leap Year, Square Wave Output, Watchdog Timer | 10-VFDFN Exposed Pad | Clock/Calendar | I²C, 2-Wire Serial | 10-HVSON (3x3) | 1.8 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 1.2µA ~ 5µA @ 2V ~ 5V | ||||
|
RFQ |
2,839
In-stock
|
Intersil | IC RTC CLK/CALENDAR I2C 8-UTDFN | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year | 8-UFDFN | Clock/Calendar | I²C, 2-Wire Serial | 8-µTDFN (2x2) | 1.8 V ~ 3.6 V | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | - | 0.65µA @ 1.8V | ||||
|
RFQ |
2,497
In-stock
|
IDT, Integrated Device Technology Inc | IC RTC CLK/CALENDAR I2C 16-SOIC | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Leap Year, NVSRAM, Square Wave Output | 16-SOIC (0.295", 7.50mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 16-SOIC | 3.3 V ~ 5.5 V | 56B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 1.3 V ~ 3.7 V | 5µA @ 3.63V ~ 5.5V | ||||
|
RFQ |
3,990
In-stock
|
IDT, Integrated Device Technology Inc | IC RTC CLK/CALENDAR I2C 16-SOIC | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Leap Year, NVSRAM, Square Wave Output | 16-SOIC (0.295", 7.50mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 16-SOIC | 3.3 V ~ 5.5 V | 56B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 1.3 V ~ 3.7 V | 2µA @ 3.3V | ||||
|
RFQ |
1,162
In-stock
|
IDT, Integrated Device Technology Inc | IC RTC CLK/CALENDAR I2C 16-SOIC | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Square Wave Output | 16-SOIC (0.295", 7.50mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 16-SOIC | 1.8 V ~ 5.5 V | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | - | 0.6µA @ 1.3V ~ 1.8V | ||||
|
RFQ |
3,989
In-stock
|
IDT, Integrated Device Technology Inc | IC RTC CLK/CAL I2C 16-VFQFPN | - | 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) | 1.8 V ~ 5.5 V | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | - | 0.6µA @ 1.3V ~ 1.8V | ||||
|
RFQ |
2,358
In-stock
|
Abracon LLC | IC RTC CLK/CALENDAR I2C 16-QFN | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer | 16-VFQFN Exposed Pad | Clock/Calendar | I²C, 2-Wire Serial | 16-QFN (3x3) | 1.7 V ~ 3.6 V | 256B | HH:MM:SS:hh | YY-MM-DD-dd | 1.5 V ~ 3.6 V | 0.17µA ~ 0.22µA @ 1.8V ~ 3V | ||||
|
RFQ |
1,711
In-stock
|
Abracon LLC | IC RTC CLK/CALENDAR I2C 16-QFN | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Trickle-Charger | 16-VFQFN Exposed Pad | Clock/Calendar | I²C, 2-Wire Serial | 16-QFN (3x3) | 1.7 V ~ 3.6 V | - | HH:MM:SS:hh | YY-MM-DD-dd | 1.5 V ~ 3.6 V | 0.17µA ~ 0.22µA @ 1.8V ~ 3V | ||||
|
RFQ |
1,402
In-stock
|
Abracon LLC | IC RTC CLK/CALENDAR I2C 16-QFN | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer | 16-VFQFN Exposed Pad | Clock/Calendar | I²C, 2-Wire Serial | 16-QFN (3x3) | 1.7 V ~ 3.6 V | 256B | HH:MM:SS:hh | YY-MM-DD-dd | 1.5 V ~ 3.6 V | 0.17µA ~ 0.22µA @ 1.8V ~ 3V | ||||
|
RFQ |
1,372
In-stock
|
Abracon LLC | IC RTC CLK/CALENDAR I2C 16-QFN | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Trickle-Charger | 16-VFQFN Exposed Pad | Clock/Calendar | I²C, 2-Wire Serial | 16-QFN (3x3) | 1.7 V ~ 3.6 V | - | HH:MM:SS:hh | YY-MM-DD-dd | 1.5 V ~ 3.6 V | 0.17µA ~ 0.22µA @ 1.8V ~ 3V | ||||
|
RFQ |
1,357
In-stock
|
Intersil | IC RTC CLK/CALENDAR I2C 14-TSSOP | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Supervisor, Watchdog Timer | 14-TSSOP (0.173", 4.40mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 14-TSSOP | 2.7 V ~ 5.5 V | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 1.8 V ~ 5.5 V | 10µA ~ 20µA @ 2.7V ~ 5.5V | ||||
|
RFQ |
2,325
In-stock
|
NXP USA Inc. | IC RTC CLK/CAL I2C/SPI 20-SOIC | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal, Watchdog Timer | 20-SOIC (0.295", 7.50mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 20-SO | 1.8 V ~ 4.2 V | 512B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 1.8 V ~ 4.2 V | 1.5µA @ 3.3V | ||||
|
RFQ |
2,377
In-stock
|
NXP USA Inc. | IC RTC CLK/CALENDAR I2C 20-SOIC | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Square Wave Output, TCXO/Crystal, Watchdog Timer | 20-SOIC (0.295", 7.50mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 20-SO | 1.8 V ~ 4.2 V | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 1.8 V ~ 4.2 V | 1.5µA @ 3.3V | ||||
|
RFQ |
3,539
In-stock
|
NXP USA Inc. | IC RTC CLK/CALENDAR I2C 10-HVSON | - | Obsolete | Tape & Reel (TR) | -40°C ~ 125°C | Surface Mount | Alarm, Leap Year, Square Wave Output, Watchdog Timer | 10-VFDFN Exposed Pad | Clock/Calendar | I²C, 2-Wire Serial | 10-HVSON (3x3) | 1.8 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 1.2µA ~ 5µA @ 2V ~ 5V | ||||
|
RFQ |
2,839
In-stock
|
Intersil | IC RTC CLK/CALENDAR I2C 8-UTDFN | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year | 8-UFDFN | Clock/Calendar | I²C, 2-Wire Serial | 8-µTDFN (2x2) | 1.8 V ~ 3.6 V | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | - | 0.65µA @ 1.8V | ||||
|
RFQ |
2,497
In-stock
|
IDT, Integrated Device Technology Inc | IC RTC CLK/CALENDAR I2C 16-SOIC | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Leap Year, NVSRAM, Square Wave Output | 16-SOIC (0.295", 7.50mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 16-SOIC | 3.3 V ~ 5.5 V | 56B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 1.3 V ~ 3.7 V | 5µA @ 3.63V ~ 5.5V | ||||
|
RFQ |
3,990
In-stock
|
IDT, Integrated Device Technology Inc | IC RTC CLK/CALENDAR I2C 16-SOIC | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Leap Year, NVSRAM, Square Wave Output | 16-SOIC (0.295", 7.50mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 16-SOIC | 3.3 V ~ 5.5 V | 56B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 1.3 V ~ 3.7 V | 2µA @ 3.3V | ||||
|
RFQ |
1,162
In-stock
|
IDT, Integrated Device Technology Inc | IC RTC CLK/CALENDAR I2C 16-SOIC | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Square Wave Output | 16-SOIC (0.295", 7.50mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 16-SOIC | 1.8 V ~ 5.5 V | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | - | 0.6µA @ 1.3V ~ 1.8V | ||||
|
RFQ |
3,989
In-stock
|
IDT, Integrated Device Technology Inc | IC RTC CLK/CAL I2C 16-VFQFPN | - | 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) | 1.8 V ~ 5.5 V | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | - | 0.6µA @ 1.3V ~ 1.8V | ||||
|
RFQ |
2,358
In-stock
|
Abracon LLC | IC RTC CLK/CALENDAR I2C 16-QFN | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer | 16-VFQFN Exposed Pad | Clock/Calendar | I²C, 2-Wire Serial | 16-QFN (3x3) | 1.7 V ~ 3.6 V | 256B | HH:MM:SS:hh | YY-MM-DD-dd | 1.5 V ~ 3.6 V | 0.17µA ~ 0.22µA @ 1.8V ~ 3V | ||||
|
RFQ |
1,711
In-stock
|
Abracon LLC | IC RTC CLK/CALENDAR I2C 16-QFN | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Trickle-Charger | 16-VFQFN Exposed Pad | Clock/Calendar | I²C, 2-Wire Serial | 16-QFN (3x3) | 1.7 V ~ 3.6 V | - | HH:MM:SS:hh | YY-MM-DD-dd | 1.5 V ~ 3.6 V | 0.17µA ~ 0.22µA @ 1.8V ~ 3V | ||||
|
RFQ |
1,402
In-stock
|
Abracon LLC | IC RTC CLK/CALENDAR I2C 16-QFN | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer | 16-VFQFN Exposed Pad | Clock/Calendar | I²C, 2-Wire Serial | 16-QFN (3x3) | 1.7 V ~ 3.6 V | 256B | HH:MM:SS:hh | YY-MM-DD-dd | 1.5 V ~ 3.6 V | 0.17µA ~ 0.22µA @ 1.8V ~ 3V | ||||
|
RFQ |
1,372
In-stock
|
Abracon LLC | IC RTC CLK/CALENDAR I2C 16-QFN | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Trickle-Charger | 16-VFQFN Exposed Pad | Clock/Calendar | I²C, 2-Wire Serial | 16-QFN (3x3) | 1.7 V ~ 3.6 V | - | HH:MM:SS:hh | YY-MM-DD-dd | 1.5 V ~ 3.6 V | 0.17µA ~ 0.22µA @ 1.8V ~ 3V | ||||
|
RFQ |
1,357
In-stock
|
Intersil | IC RTC CLK/CALENDAR I2C 14-TSSOP | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Supervisor, Watchdog Timer | 14-TSSOP (0.173", 4.40mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 14-TSSOP | 2.7 V ~ 5.5 V | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 1.8 V ~ 5.5 V | 10µA ~ 20µA @ 2.7V ~ 5.5V | ||||
|
RFQ |
3,111
In-stock
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 16-SOIC | - | Obsolete | Tape & Reel (TR) | -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 | ||||
|
RFQ |
846
In-stock
|
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 | ||||
|
RFQ |
2,729
In-stock
|
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 | ||||
|
RFQ |
3,935
In-stock
|
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 |