Compare Mfr Part # Quantity Available Series Package Product Status Programmable Type Features Memory Size Time Format Date Format Interface Voltage - Supply Voltage - Supply, Battery Current - Timekeeping (Max) Operating Temperature Mounting Type Package / Case Supplier Device Package

RV-8523-C3-32.768KHZ-10PPM-TA-QC IC RTC CLK/CALENDAR I2C 10SON

50

-

Tape & Reel (TR)

Active

Not Verified

Clock/Calendar

Alarm, Battery Switch, Leap Year, Programmable Clock Output, Timer, Watchdog Timer

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

I²C, 2-Wire Serial

1.2V ~ 5.5V

-

0.18µA @ 3V

-40°C ~ 85°C (TA)

Surface Mount

10-VCDFN

10-SON (3.7x2.5)

DS1338U-3+T&R IC RTC CLOCK/CALENDAR I2C 8UMAX

50

-

Tape & Reel (TR)

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

2.7V ~ 5.5V

1.3V ~ 3.7V

200µA @ 3.3V

-40°C ~ 85°C

Surface Mount

8-TSSOP, 8-MSOP (0.118", 3.00mm Width)

8-uMAX/uSOP

DS1374U-3+T&R IC RTC BINARY COUNTER I2C 10UMAX

50

-

Tape & Reel (TR)

Active

Not Verified

Binary Counter

Alarm, Square Wave Output, Trickle-Charger, Watchdog Timer

-

Binary

Binary

I²C, 2-Wire Serial

2.7V ~ 3.3V

1.3V ~ 3.7V

125µA @ 2.7V ~ 3.3V

-40°C ~ 85°C

Surface Mount

10-TFSOP, 10-MSOP (0.118", 3.00mm Width)

10-uMAX/uSOP

DS1391U-3+T&R IC RTC CLK/CALENDAR SPI 10UMAX

50

-

Tape & Reel (TR)

Active

Not Verified

Clock/Calendar

Alarm, Leap Year, Square Wave Output, Trickle-Charger

-

HH:MM:SS:hh (12/24 hr)

YY-MM-DD-dd

SPI

2.7V ~ 3.3V

1.3V ~ 3.7V

125µA @ 2.7V ~ 3.3V

-40°C ~ 85°C

Surface Mount

10-TFSOP, 10-MSOP (0.118", 3.00mm Width)

10-uMAX/uSOP

DS1338Z-18+T&R IC RTC CLK/CALENDAR I2C 8SOIC

50

-

Tape & Reel (TR)

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

1.71V ~ 5.5V

1.3V ~ 3.7V

100µA @ 1.89V

-40°C ~ 85°C

Surface Mount

8-SOIC (0.154", 3.90mm Width)

8-SOIC

DS1338U-18+T&R IC RTC CLOCK/CALENDAR I2C 8UMAX

50

-

Tape & Reel (TR)

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

1.71V ~ 5.5V

1.3V ~ 3.7V

100µA @ 1.89V

-40°C ~ 85°C

Surface Mount

8-TSSOP, 8-MSOP (0.118", 3.00mm Width)

8-uMAX/uSOP

RV-3149-C3-32.768KHZ-OPTION-A-TA-QC IC RTC CLK/CALENDAR SPI 10SON

50

-

Tape & Reel (TR),Cut Tape (CT)

Active

Not Verified

Clock/Calendar

Alarm, EEPROM, Leap Year, Programmable Clock Output, RAM, Temperature, Timer, Trickle Charger

2B, 8B

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

SPI, 4-Wire Serial

1.3V ~ 5.5V

-

1µA @ 3V

-40°C ~ 85°C (TA)

Surface Mount

10-VCDFN

10-SON (3.7x2.5)

RV-3129-C3-32.768KHZ-OPTION-A-TA-QC IC RTC CLK/CALENDAR I2C 10SON

50

-

Tape & Reel (TR),Cut Tape (CT)

Active

Not Verified

Clock/Calendar

Alarm, EEPROM, Leap Year, Programmable Clock Output, RAM, Temperature, Timer, Trickle Charger

2B, 8B

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

I²C, 2-Wire Serial

1.3V ~ 5.5V

-

1µA @ 3V

-40°C ~ 85°C (TA)

Surface Mount

10-VCDFN

10-SON (3.7x2.5)

50

-

Bulk

Active

-

Clock/Calendar

Alarm, EEPROM, RAM, Trickle Charger

8B

HH:MM:SS

YY-MM-DD-dd

I²C, 2-Wire Serial

1.3V ~ 5.5V, 2.1V ~ 5.5V

-

1µA @ 3V

-40°C ~ 85°C (TA)

Surface Mount

10-VCDFN

10-SON (3.7x2.5)

1339-31DCGI8 IC RTC CLK/CALENDAR I2C 8SOIC

50

-

Tape & Reel (TR)

Active

Not Verified

Clock/Calendar

Alarm, Leap Year, Square Wave Output, Trickle-Charger

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

I²C, 2-Wire Serial

3.3V ~ 5.5V

1.3V ~ 3.7V

200µA @ 3.63V ~ 5.5V

-40°C ~ 85°C

Surface Mount

8-SOIC (0.154", 3.90mm Width)

8-SOIC

RV-1805-C3-32.768KHZ-2PPM-TA-QC IC RTC CLK/CALENDAR I2C 10SON

50

-

Tape & Reel (TR)

Not For New Designs

Not Verified

Clock/Calendar

Alarm, Programmable Clock Output, RAM, Timer, Trickle Charger, Watchdog Timer

256B

HH:MM:SS:hh (12/24 hr)

YY-MM-DD-dd

I²C, 2-Wire Serial

1.5V ~ 3.6V

-

0.08µA @ 3V

-40°C ~ 85°C (TA)

Surface Mount

10-VCDFN

10-SON (3.7x2.5)

DS1340Z-3+T&R IC RTC CLK/CALENDAR I2C 8SOIC

50

-

Tape & Reel (TR)

Active

Not Verified

Clock/Calendar

Leap Year, Trickle-Charger

-

HH:MM:SS (24 hr)

YY-MM-DD-dd

I²C, 2-Wire Serial

2.7V ~ 5.5V

1.3V ~ 3.7V

125µA @ 3.3V

-40°C ~ 85°C

Surface Mount

8-SOIC (0.154", 3.90mm Width)

8-SOIC

ISL1219IUZ-T IC RTC EVENT REC I2C 10MSOP

50

-

Tape & Reel (TR)

Active

Not Verified

Time Event Recorder

Alarm, Leap Year, SRAM

2B

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

I²C, 2-Wire Serial

2.7V ~ 5.5V

1.8V ~ 5.5V

4µA ~ 6µA @ 3V ~ 5V

-40°C ~ 85°C

Surface Mount

10-TFSOP, 10-MSOP (0.118", 3.00mm Width)

10-MSOP

ISL12026AIBZ-T IC RTC CLK/CALENDAR I2C 8SOIC

50

-

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

2.7V ~ 5.5V

1.8V ~ 5.5V

10µA ~ 20µA @ 2.7V ~ 5.5V

-40°C ~ 85°C

Surface Mount

8-SOIC (0.154", 3.90mm Width)

8-SOIC

ISL12026AIVZ IC RTC CLK/CALENDAR I2C 8TSSOP

50

-

Tube

Active

Not Verified

Clock/Calendar

Alarm, Leap Year

-

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 ~ 5.5V

-40°C ~ 85°C

Surface Mount

8-TSSOP (0.173", 4.40mm Width)

8-TSSOP

  • RV-8523-C3-32.768KHZ-10PPM-TA-QC

    IC RTC CLK/CALENDAR I2C 10SON

    Details
  • DS1338U-3+T&R

    IC RTC CLOCK/CALENDAR I2C 8UMAX

    Details
  • DS1374U-3+T&R

    IC RTC BINARY COUNTER I2C 10UMAX

    Details
  • DS1391U-3+T&R

    IC RTC CLK/CALENDAR SPI 10UMAX

    Details
  • DS1338Z-18+T&R

    IC RTC CLK/CALENDAR I2C 8SOIC

    Details
  • DS1338U-18+T&R

    IC RTC CLOCK/CALENDAR I2C 8UMAX

    Details
  • RV-3149-C3-32.768KHZ-OPTION-A-TA-QC

    IC RTC CLK/CALENDAR SPI 10SON

    Details
  • RV-3129-C3-32.768KHZ-OPTION-A-TA-QC

    IC RTC CLK/CALENDAR I2C 10SON

    Details
  • RV-3129-C3-32.768KHZ-OPTION-A-TA-QC-T3

    TIMING REAL TIME CLOCK

    Details
  • 1339-31DCGI8

    IC RTC CLK/CALENDAR I2C 8SOIC

    Details
  • RV-1805-C3-32.768KHZ-2PPM-TA-QC

    IC RTC CLK/CALENDAR I2C 10SON

    Details
  • DS1340Z-3+T&R

    IC RTC CLK/CALENDAR I2C 8SOIC

    Details
  • ISL1219IUZ-T

    IC RTC EVENT REC I2C 10MSOP

    Details
  • ISL12026AIBZ-T

    IC RTC CLK/CALENDAR I2C 8SOIC

    Details
  • ISL12026AIVZ

    IC RTC CLK/CALENDAR I2C 8TSSOP

    Details

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