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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
MCP79402-I/MS Microchip Technology electronic component

MCP79402-I/MS

IC RTC CLK/CALENDAR I2C 8MSOP

Microchip Technology

169
RFQ

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tube Active Not Verified Clock/Calendar Alarm, Leap Year, Square Wave Output, SRAM, Unique ID 64B HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 1.8V ~ 5.5V 1.3V ~ 5.5V 1.2µA (Typ) @ 3.3V -40°C ~ 85°C Surface Mount - - 8-MSOP
MCP79412-I/MS Microchip Technology electronic component

MCP79412-I/MS

IC RTC CLK/CALENDAR I2C 8MSOP

Microchip Technology

686
RFQ

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tube Active Not Verified Clock/Calendar Alarm, Leap Year, Square Wave Output, SRAM, Unique ID 64B, 1Kb HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 1.8V ~ 5.5V 1.3V ~ 5.5V 1.2µA @ 3.3V -40°C ~ 85°C Surface Mount - - 8-MSOP
MCP79411T-I/MNY Microchip Technology electronic component

MCP79411T-I/MNY

IC RTC CLK/CALENDAR I2C 8TDFN

Microchip Technology

2,604
RFQ

Datasheet

- 8-WFDFN Exposed Pad Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, Leap Year, Square Wave Output, SRAM, Unique ID 64B, 1Kb HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 1.8V ~ 5.5V 1.3V ~ 5.5V 1.2µA @ 3.3V -40°C ~ 85°C Surface Mount - - 8-TDFN (2x3)
BQ32002D Texas Instruments electronic component

BQ32002D

IC RTC CLK/CALENDAR I2C 8SOIC

Texas Instruments

220
RFQ

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Not Verified Clock/Calendar Leap Year, Square Wave Output - HH:MM:SS (24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 3V ~ 3.6V 1.4V ~ 3.6V 200µA @ 3.3V -40°C ~ 85°C (TA) Surface Mount - - 8-SOIC
MCP79520-I/MS Microchip Technology electronic component

MCP79520-I/MS

IC RTC CLK/CALENDAR SPI 10MSOP

Microchip Technology

869
RFQ

-

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Active Not Verified Clock/Calendar Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID 64B HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd SPI 1.8V ~ 3.6V 1.3V ~ 3.6V 1µA @ 1.8V ~ 3.6V -40°C ~ 85°C Surface Mount - - 10-MSOP
R2221T-E2-F Nisshinbo Micro Devices Inc. electronic component

R2221T-E2-F

IC RTC CLK/CALENDAR I2C 10TSSOP

Nisshinbo Micro Devices Inc.

4,974
RFQ

Datasheet

- 10-VFSOP, 10-MSOP (0.110", 2.80mm Width) Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, Leap Year, RAM - HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 1.5V ~ 5.5V - 0.9µA @ 3V -40°C ~ 85°C Surface Mount - - 10-TSSOPG
S-35390A-T8T1U ABLIC Inc. electronic component

S-35390A-T8T1U

IC RTC CLK/CALENDAR I2C 8TSSOP

ABLIC Inc.

176
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 - 14µA ~ 30µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 8-TSSOP
RV5C348B-E2-F Nisshinbo Micro Devices Inc. electronic component

RV5C348B-E2-F

IC RTC CLK/CALENDAR SER 10SSOP

Nisshinbo Micro Devices Inc.

15,798
RFQ

Datasheet

- 10-LFSOP, 10-MSOP (0.110", 2.80mm Width) Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, Leap Year - HH:MM:SS (12/24 hr) YY-MM-DD-dd 4-Wire Serial 2V ~ 5.5V - 1µA @ 3V -40°C ~ 85°C Surface Mount - - 10-SSOP-G
R2223L-E2 Nisshinbo Micro Devices Inc. electronic component

R2223L-E2

IC RTC CLOCK/CALENDAR I2C 12QFN

Nisshinbo Micro Devices Inc.

12,000
RFQ

Datasheet

- 12-XFQFN Exposed Pad Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, Leap Year, RAM - HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 1.5V ~ 5.5V - 0.9µA @ 3V -40°C ~ 85°C Surface Mount - - QFN018018-12
BQ32000D Texas Instruments electronic component

BQ32000D

IC RTC CLK/CALENDAR I2C 8SOIC

Texas Instruments

400
RFQ

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Not Verified Clock/Calendar Leap Year, Square Wave Output, Trickle-Charger - HH:MM:SS (24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 3V ~ 3.6V 1.4V ~ 3.6V 100µA @ 3.3V -40°C ~ 85°C Surface Mount - - 8-SOIC
R2051S01-E2-F Nisshinbo Micro Devices Inc. electronic component

R2051S01-E2-F

IC RTC CLK/CALENDAR I2C 16SSOP

Nisshinbo Micro Devices Inc.

3,945
RFQ

Datasheet

- 16-LSSOP (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 2.34V ~ 5.5V - 1µA @ 3V -40°C ~ 85°C Surface Mount - - 16-SSOP
PT7C4372ALEX Diodes Incorporated electronic component

PT7C4372ALEX

IC RTC CLK/CALENDAR I2C 8TSSOP

Diodes Incorporated

4,310
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 1.8V ~ 6V - 0.8µA @ 3V -40°C ~ 85°C Surface Mount - - 8-TSSOP
MCP795W12-I/SL Microchip Technology electronic component

MCP795W12-I/SL

IC RTC CLK/CALENDAR SPI 14SOIC

Microchip Technology

223
RFQ

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tube Active Not Verified Clock/Calendar Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer 64B HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd SPI 1.8V ~ 3.6V 1.3V ~ 3.6V 1µA @ 1.8V ~ 5.5V -40°C ~ 85°C Surface Mount - - 14-SOIC
MCP795W11-I/ST Microchip Technology electronic component

MCP795W11-I/ST

IC RTC CLK/CALENDAR SPI 14TSSOP

Microchip Technology

107
RFQ

Datasheet

- 14-TSSOP (0.173", 4.40mm Width) Tube Active Not Verified Clock/Calendar Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer 64B HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd SPI 1.8V ~ 3.6V 1.3V ~ 3.6V 1µA @ 1.8V ~ 5.5V -40°C ~ 85°C Surface Mount - - 14-TSSOP
MCP795W22-I/SL Microchip Technology electronic component

MCP795W22-I/SL

IC RTC CLK/CALENDAR SPI 14SOIC

Microchip Technology

128
RFQ

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tube Active Not Verified Clock/Calendar Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer 64B HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd SPI 1.8V ~ 3.6V 1.3V ~ 3.6V 1µA @ 1.8V ~ 5.5V -40°C ~ 85°C Surface Mount - - 14-SOIC
MCP795W22-I/ST Microchip Technology electronic component

MCP795W22-I/ST

IC RTC CLK/CALENDAR SPI 14TSSOP

Microchip Technology

172
RFQ

Datasheet

- 14-TSSOP (0.173", 4.40mm Width) Tube Active Not Verified Clock/Calendar Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer 64B HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd SPI 1.8V ~ 3.6V 1.3V ~ 3.6V 1µA @ 1.8V ~ 5.5V -40°C ~ 85°C Surface Mount - - 14-TSSOP
S-35390A-J8T1U ABLIC Inc. electronic component

S-35390A-J8T1U

IC RTC CLOCK/CALENDAR I2C 8SOP

ABLIC Inc.

5,342
RFQ

Datasheet

- 8-SOIC (0.154", 3.90mm 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 - 14µA ~ 30µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 8-SOP-J
RX6110SA:B0 PURE SN EPSON electronic component

RX6110SA:B0 PURE SN

IC RTC CLK/CALENDAR I2C 14SOP

EPSON

2,686
RFQ

Datasheet

RX6110SA 14-SOIC (0.197", 5.00mm Width) Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, SRAM 16B - - I2C, SPI 1.6V ~ 5.5V - 0.25µA @ 3V -40°C ~ 85°C Surface Mount - - 14-SOP
M41T80M6F STMicroelectronics electronic component

M41T80M6F

IC RTC CLK/CALENDAR I2C 8SOIC

STMicroelectronics

6,123
RFQ

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, Leap Year, Square Wave Output - HH:MM:SS:hh (24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 2V ~ 5.5V - 2.4µA ~ 31µA @ 2V ~ 5.5V -40°C ~ 85°C Surface Mount - - 8-SOIC
1338-31DVGI Renesas Electronics Corporation electronic component

1338-31DVGI

IC RTC CLK/CALENDAR I2C 8MSOP

Renesas Electronics Corporation

354
RFQ

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tube Active Not Verified Clock/Calendar Leap Year, NVSRAM, Square Wave Output 56B HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 3.3V ~ 5.5V 1.3V ~ 3.7V 5µA @ 3.63V ~ 5.5V -40°C ~ 85°C Surface Mount - - 8-MSOP
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