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Real Time Clocks

Photo Mfr. Part # Availability Quantity Datasheet Series Package/Case Packaging Product Status Programmable Type Features Memory Size Time Format Date Format Interface Voltage - Supply Voltage - Supply, Battery Current - Timekeeping (Max) Operating Temperature Mounting Type Grade Qualification Supplier Device Package
S-35390A-T8T1G ABLIC Inc. electronic component

S-35390A-T8T1G

IC RTC CLK/CALENDAR I2C 8TSSOP

ABLIC Inc.

15,960
RFQ

Datasheet

- 8-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, Leap Year - HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 1.3V ~ 5.5V - 0.93µA ~ 1.1µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 8-TSSOP
RV-8263-C7-32.768KHZ-20PPM-TA-QC Micro Crystal AG electronic component

RV-8263-C7-32.768KHZ-20PPM-TA-QC

IC RTC CLK/CALENDAR I2C 8SON

Micro Crystal AG

23,857
RFQ

Datasheet

C7 8-WCDFN Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, Leap Year, Programmable Clock Output, RAM, Timer 1B HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 0.9V ~ 5.5V - 0.24µA @ 3V -40°C ~ 85°C (TA) Surface Mount - - 8-SON (3.2x1.5)
M41T0M6F STMicroelectronics electronic component

M41T0M6F

IC RTC CLK/CALENDAR I2C 8SOIC

STMicroelectronics

4,895
RFQ

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Not Verified Clock/Calendar - - HH:MM:SS YY-MM-DD-dd I2C, 2-Wire Serial 2V ~ 5.5V - 1.2µA ~ 31µA @ 3V ~ 5.5V -40°C ~ 85°C Surface Mount - - 8-SOIC
M41T81SM6F STMicroelectronics electronic component

M41T81SM6F

IC RTC CLK/CALENDAR I2C 8SOIC

STMicroelectronics

9,089
RFQ

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, Leap Year, Square Wave Output, Watchdog Timer - HH:MM:SS:hh (24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 2.7V ~ 5.5V 2V ~ 3.5V 100µA @ 2.7V ~ 5.5V -40°C ~ 85°C Surface Mount - - 8-SOIC
M41T81M6F STMicroelectronics electronic component

M41T81M6F

IC RTC CLK/CALENDAR I2C 8SOIC

STMicroelectronics

10,812
RFQ

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, Leap Year, Square Wave Output, Watchdog Timer - HH:MM:SS:hh (24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 2V ~ 5.5V 2.5V ~ 3.5V 100µA @ 2V ~ 5.5V -40°C ~ 85°C Surface Mount - - 8-SOIC
AB0815-T3 Abracon LLC electronic component

AB0815-T3

IC RTC CLK/CALENDAR SPI 16QFN

Abracon LLC

113,424
RFQ

Datasheet

- 16-VFQFN Exposed Pad Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer 256B HH:MM:SS:hh YY-MM-DD-dd SPI 1.7V ~ 3.6V 1.5V ~ 3.6V 0.17µA ~ 0.22µA @ 1.8V ~ 3V -40°C ~ 85°C Surface Mount - - 16-QFN (3x3)
AB0805-T3 Abracon LLC electronic component

AB0805-T3

IC RTC CLK/CALENDAR I2C 16QFN

Abracon LLC

3,531
RFQ

Datasheet

- 16-VFQFN Exposed Pad Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer 256B HH:MM:SS:hh YY-MM-DD-dd I2C, 2-Wire Serial 1.7V ~ 3.6V 1.5V ~ 3.6V 0.17µA ~ 0.22µA @ 1.8V ~ 3V -40°C ~ 85°C Surface Mount - - 16-QFN (3x3)
AB1805-T3 Abracon LLC electronic component

AB1805-T3

IC RTC CLK/CALENDAR I2C 16QFN

Abracon LLC

65,900
RFQ

Datasheet

- 16-VFQFN Exposed Pad Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer 256B HH:MM:SS:hh YY-MM-DD-dd I2C, 2-Wire Serial 1.7V ~ 3.6V 1.5V ~ 3.6V 0.17µA ~ 0.22µA @ 1.8V ~ 3V -40°C ~ 85°C Surface Mount - - 16-QFN (3x3)
M41T82RM6F STMicroelectronics electronic component

M41T82RM6F

IC RTC CLK/CALENDAR I2C 8SOIC

STMicroelectronics

3,840
RFQ

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, Leap Year, SRAM, Watchdog Timer 7B HH:MM:SS:hh (24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 2.7V ~ 5.5V 2V ~ 5.5V 10µA @ 5.5V -40°C ~ 85°C Surface Mount - - 8-SOIC
M41T56M6F STMicroelectronics electronic component

M41T56M6F

IC RTC CLK/CALENDAR I2C 8SOIC

STMicroelectronics

8,886
RFQ

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Not Verified Clock/Calendar Leap Year, NVSRAM 56B HH:MM:SS (24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 4.5V ~ 5.5V 2.5V ~ 3.5V 100µA (Typ) @ 4.5V ~ 5.5V -40°C ~ 85°C Surface Mount - - 8-SOIC
M41T82ZM6F STMicroelectronics electronic component

M41T82ZM6F

IC RTC CLK/CALENDAR I2C 8SOIC

STMicroelectronics

4,737
RFQ

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, Leap Year, SRAM, Watchdog Timer 7B HH:MM:SS:hh (24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 2.38V ~ 5.5V 2V ~ 5.5V 10µA @ 5.5V -40°C ~ 85°C Surface Mount - - 8-SOIC
M41T82SM6F STMicroelectronics electronic component

M41T82SM6F

IC RTC CLK/CALENDAR I2C 8SOIC

STMicroelectronics

4,424
RFQ

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, Leap Year, SRAM, Watchdog Timer 7B HH:MM:SS:hh (24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 3V ~ 5.5V 2V ~ 5.5V 10µA @ 5.5V -40°C ~ 85°C Surface Mount - - 8-SOIC
M41T00SM6F STMicroelectronics electronic component

M41T00SM6F

IC RTC CLK/CALENDAR I2C 8SOIC

STMicroelectronics

3,398
RFQ

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Not Verified Clock/Calendar Leap Year - HH:MM:SS (24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 2.7V ~ 5.5V 2V ~ 3.5V 70µA @ 2.7V ~ 5.5V -40°C ~ 85°C Surface Mount - - 8-SOIC
RV-4162-C7-32.768KHZ-20PPM-TA-QC Micro Crystal AG electronic component

RV-4162-C7-32.768KHZ-20PPM-TA-QC

IC RTC CLK/CALENDAR I2C 8SON

Micro Crystal AG

16,890
RFQ

Datasheet

C7 8-WCDFN Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, Leap Year, Programmable Clock Output, Watchdog Timer - HH:MM:SS:hh (24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 1V ~ 4.4V - 0.5µA @ 3V -40°C ~ 85°C (TA) Surface Mount - - 8-SON (3.2x1.5)
M41T00M6F STMicroelectronics electronic component

M41T00M6F

IC RTC CLK/CALENDAR I2C 8SOIC

STMicroelectronics

16,304
RFQ

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Not Verified Clock/Calendar Leap Year - HH:MM:SS YY-MM-DD-dd I2C, 2-Wire Serial 2V ~ 5.5V 2.5V ~ 3.5V 70µA @ 2V ~ 5.5V -40°C ~ 85°C Surface Mount - - 8-SOIC
PCF8593T/1,118 NXP USA Inc. electronic component

PCF8593T/1,118

IC RTC CLOCK/CALENDAR I2C 8SO

NXP USA Inc.

2,005
RFQ

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, NVSRAM 8B HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 2.5V ~ 6V - 8µA ~ 15µA @ 2V ~ 5V -40°C ~ 85°C Surface Mount - - 8-SO
MAX31331EWC+T Analog Devices Inc./Maxim Integrated electronic component

MAX31331EWC+T

IC RTC CLK/CALENDAR I2C 12WLP

Analog Devices Inc./Maxim Integrated

4,044
RFQ

Datasheet

- 12-WFBGA, WLBGA Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, Leap Year, RAM, Square Wave Output, Trickle Charger 32B HH:MM:SS (12/24 hr) YY-MM-DD I2C 1.1V ~ 5.5V 1.1V ~ 5.5V 0.65µA ~ 0.7µA @ 1.1V ~ 5.5V -40°C ~ 85°C (TA) Surface Mount - - 12-WLP (1.63x1.23)
M41T11M6F STMicroelectronics electronic component

M41T11M6F

IC RTC CLK/CALENDAR I2C 8SOIC

STMicroelectronics

6,676
RFQ

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Not Verified Clock/Calendar Leap Year, NVSRAM 56B HH:MM:SS YY-MM-DD-dd I2C, 2-Wire Serial 2V ~ 5.5V 2.5V ~ 3.5V 70µA @ 2V ~ 5.5V -40°C ~ 85°C Surface Mount - - 8-SOIC
M41T83RQA6F STMicroelectronics electronic component

M41T83RQA6F

IC RTC CLK/CALENDAR I2C 16QFN

STMicroelectronics

4,217
RFQ

Datasheet

- 16-VQFN Exposed Pad Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer 7B HH:MM:SS:hh (24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 2.7V ~ 5.5V 2V ~ 5.5V 10µA @ 5.5V -40°C ~ 85°C Surface Mount - - 16-QFN (4x4)
M41T83SQA6F STMicroelectronics electronic component

M41T83SQA6F

IC RTC CLK/CALENDAR I2C 16QFN

STMicroelectronics

1,849
RFQ

Datasheet

- 16-VQFN Exposed Pad Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer 7B HH:MM:SS:hh (24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 3V ~ 5.5V 2V ~ 5.5V 10µA @ 5.5V -40°C ~ 85°C Surface Mount - - 16-QFN (4x4)
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