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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
ISL12022MIBZ-TR5421 Renesas Electronics Corporation electronic component

ISL12022MIBZ-TR5421

IC RTC CLK/CALENDAR I2C 20SOIC

Renesas Electronics Corporation

0
RFQ

Datasheet

- 20-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, Daylight Savings, Leap Year, SRAM 128B HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 2.7V ~ 5.5V 1.8V ~ 5.5V 14µA ~ 15µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 20-SOIC
M41T00AUDD1F STMicroelectronics electronic component

M41T00AUDD1F

IC RTC CLK/CALENDAR I2C 16DFN

STMicroelectronics

0
RFQ

Datasheet

- 16-VFDFN Exposed Pad Tape & Reel (TR) Active Not Verified Clock/Calendar Audio, Leap Year, Trickle-Charger - HH:MM:SS (24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 3V ~ 3.6V 1.7V ~ 3.6V 14.3mA @ 3V ~ 3.6V 0°C ~ 70°C Surface Mount - - 16-DFN (5x4)
DS1302SN-16 Analog Devices Inc./Maxim Integrated electronic component

DS1302SN-16

IC RTC CLK/CALENDAR SER 16SOIC

Analog Devices Inc./Maxim Integrated

0
RFQ

Datasheet

- 16-SOIC (0.295", 7.50mm Width) Tube Obsolete Not Verified Clock/Calendar Leap Year, NVSRAM, Trickle-Charger 31B HH:MM:SS (12/24 hr) YY-MM-DD-dd 3-Wire Serial 2V ~ 5.5V 2V ~ 5.5V 0.3µA ~ 1µA @ 2V ~ 5V -40°C ~ 85°C Surface Mount - - 16-SOIC
RX-8035SA:AA PURE SN EPSON electronic component

RX-8035SA:AA PURE SN

IC RTC TIME EVENT REC I2C 14SOP

EPSON

0
RFQ

Datasheet

RX-8035SA 14-SOIC (0.197", 5.00mm Width) Tube Active Not Verified Time Event Recorder Alarm - HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 2.4V ~ 5.5V 1V ~ 5.5V 2.5µA @ 3V -40°C ~ 85°C Surface Mount - - 14-SOP
DS1678S Analog Devices Inc./Maxim Integrated electronic component

DS1678S

IC RTC TIME EVENT REC I2C 8SOIC

Analog Devices Inc./Maxim Integrated

0
RFQ

Datasheet

- 8-SOIC (0.209", 5.30mm Width) Tube Obsolete Not Verified Time Event Recorder Alarm, Leap Year, NVSRAM, Y2K 32B HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 4.5V ~ 5.5V 2.6V ~ 3.5V - -40°C ~ 85°C Surface Mount - - 8-SOIC
RTC-72423A:3 EPSON electronic component

RTC-72423A:3

IC RTC CLK/CALENDAR PAR 24SOP

EPSON

0
RFQ

Datasheet

- 24-SOIC (0.311", 7.90mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Leap Year - HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V - 5µA ~ 10µA @ 2V ~ 5V -40°C ~ 85°C Surface Mount - - 24-SOP
RV-3049-C3-TA-QC-OPT A EM Microelectronic electronic component

RV-3049-C3-TA-QC-OPT A

LINEAR IC

EM Microelectronic

0
RFQ

Datasheet

- - Tape & Reel (TR) Active - - - - - - - - - - - - - - -
M41ST95WMX6TR STMicroelectronics electronic component

M41ST95WMX6TR

IC RTC CLK/CALENDAR SPI 28SO

STMicroelectronics

0
RFQ

Datasheet

- 28-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer 44B HH:MM:SS:hh (24 hr) YY-MM-DD-dd SPI 2.7V ~ 3.6V 2.5V ~ 3.5V 1.4mA @ 2.7V ~ 3.6V -40°C ~ 85°C Surface Mount - - 28-SO
X1227S8-2.7T1 Renesas Electronics Corporation electronic component

X1227S8-2.7T1

IC RTC CLK/CALENDAR I2C 8SOIC

Renesas Electronics Corporation

0
RFQ

-

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer - HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 2.7V ~ 5.5V 1.8V ~ 5.5V 10µA ~ 20µA @ 2.7V ~ 5V 0°C ~ 70°C Surface Mount - - 8-SOIC
X1227S8T1 Renesas Electronics Corporation electronic component

X1227S8T1

IC RTC CLK/CALENDAR I2C 8SOIC

Renesas Electronics Corporation

0
RFQ

-

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer - HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 4.5V ~ 5.5V 1.8V ~ 5.5V 10µA ~ 20µA @ 2.7V ~ 5V 0°C ~ 70°C Surface Mount - - 8-SOIC
X1227S8ZT1 Renesas Electronics Corporation electronic component

X1227S8ZT1

IC RTC CLK/CALENDAR I2C 8SOIC

Renesas Electronics Corporation

0
RFQ

-

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer - HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 4.5V ~ 5.5V 1.8V ~ 5.5V 10µA ~ 20µA @ 2.7V ~ 5V 0°C ~ 70°C Surface Mount - - 8-SOIC
X1288V14Z-2.7T1 Renesas Electronics Corporation electronic component

X1288V14Z-2.7T1

IC RTC CLK/CALENDAR I2C 14TSSOP

Renesas Electronics Corporation

0
RFQ

Datasheet

- 14-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer - HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 2.7V ~ 5.5V 1.8V ~ 5.5V 10µA ~ 20µA @ 2.7V ~ 5V 0°C ~ 70°C Surface Mount - - 14-TSSOP
X1288V14Z-2.7AT1 Renesas Electronics Corporation electronic component

X1288V14Z-2.7AT1

IC RTC CLK/CALENDAR I2C 14TSSOP

Renesas Electronics Corporation

0
RFQ

Datasheet

- 14-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer - HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 2.7V ~ 5.5V 1.8V ~ 5.5V 10µA ~ 20µA @ 2.7V ~ 5V 0°C ~ 70°C Surface Mount - - 14-TSSOP
X1288V14Z-4.5AT1 Renesas Electronics Corporation electronic component

X1288V14Z-4.5AT1

IC RTC CLK/CALENDAR I2C 14TSSOP

Renesas Electronics Corporation

0
RFQ

Datasheet

- 14-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer - HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 4.5V ~ 5.5V 1.8V ~ 5.5V 10µA ~ 20µA @ 2.7V ~ 5V 0°C ~ 70°C Surface Mount - - 14-TSSOP
X1288V14ZT1 Renesas Electronics Corporation electronic component

X1288V14ZT1

IC RTC CLK/CALENDAR I2C 14TSSOP

Renesas Electronics Corporation

0
RFQ

Datasheet

- 14-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer - HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 4.5V ~ 5.5V 1.8V ~ 5.5V 10µA ~ 20µA @ 2.7V ~ 5V 0°C ~ 70°C Surface Mount - - 14-TSSOP
M41ST85WMX6 STMicroelectronics electronic component

M41ST85WMX6

IC RTC CLOCK/CALENDAR I2C 28SO

STMicroelectronics

0
RFQ

Datasheet

- 28-SOIC (0.295", 7.50mm Width) Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer 44B HH:MM:SS:hh (24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 2.7V ~ 3.6V 2.5V ~ 3.5V 0.5mA @ 2.7V ~ 3.6V -40°C ~ 85°C Surface Mount - - 28-SO
BQ4802YPWR Texas Instruments electronic component

BQ4802YPWR

IC RTC CLK/CALENDAR PAR 28TSSOP

Texas Instruments

0
RFQ

Datasheet

- 28-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer - HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 2.4V ~ 4V 1.5mA (Typ) @ 4.5 V ~ 5.5 V 0°C ~ 70°C Surface Mount - - 28-TSSOP
BQ4802YPWRG4 Texas Instruments electronic component

BQ4802YPWRG4

IC RTC CLK/CALENDAR PAR 28TSSOP

Texas Instruments

0
RFQ

Datasheet

- 28-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer - HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 2.4V ~ 4V 1.5mA (Typ) @ 4.5 V ~ 5.5 V 0°C ~ 70°C Surface Mount - - 28-TSSOP
M41ST95WMX6 STMicroelectronics electronic component

M41ST95WMX6

IC RTC CLK/CALENDAR SPI 28SO

STMicroelectronics

0
RFQ

Datasheet

- 28-SOIC (0.295", 7.50mm Width) Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer 44B HH:MM:SS:hh (24 hr) YY-MM-DD-dd SPI 2.7V ~ 3.6V 2.5V ~ 3.5V 1.4mA @ 2.7V ~ 3.6V -40°C ~ 85°C Surface Mount - - 28-SO
DS12885SN Analog Devices Inc./Maxim Integrated electronic component

DS12885SN

IC RTC CLK/CALENDAR PAR 24SOIC

Analog Devices Inc./Maxim Integrated

0
RFQ

Datasheet

- 24-SOIC (0.295", 7.50mm Width) Tube Obsolete Not Verified Clock/Calendar Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 114B HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 2.5V ~ 4V 15mA @ 4.5V ~ 5.5V -40°C ~ 85°C Surface Mount - - 24-SOIC
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Real Time Clocks Electronic Components

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