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      Home / All Categories / Integrated Circuits (ICs) / Clock/Timing - Real Time Clocks /

      The category is 'Clock/Timing - Real Time Clocks'

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      • Time Format
      • Current - Timekeeping (Max)
      • Date Format
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      • Interface
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      • Operating Temperature
      • Packaging
      • Part Status

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      Part Number

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      RoHS

      Factory Lead Time

      Mount

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      Operating Temperature

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      JESD-609 Code

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      Part Status

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      Number of Terminations

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      Voltage - Supply

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      Clock Frequency

      Logic Function

      Number of Timers

      Time Format

      Date Format

      Current - Timekeeping (Max)

      Time-Min

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      Voltage - Supply, Battery

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      Information Access Method

      Features

      Height Seated (Max)

      Length

      Width

      Thickness

      Radiation Hardening

      RoHS Status

      Lead Free
      X1288V14I-2.7A

      Mfr Part No

      X1288V14I-2.7A

      		Renesas Electronics America Inc. Datasheet

      -

      -

      Min: 1

      Mult: 1

      Surface Mount

      14-TSSOP (0.173, 4.40mm Width)

      -40°C~85°C

      Tube

      Obsolete

      1 (Unlimited)

      Clock/Calendar

      2.7V~5.5V

      X1288

      I2C, 2-Wire Serial

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

      YY-MM-DD-dd

      10μA~20μA @ 2.7V~5V

      1.8V~5.5V

      Alarm, Leap Year, Supervisor, Watchdog Timer

      Non-RoHS Compliant

      X1288V14I

      Mfr Part No

      X1288V14I

      		Renesas Electronics America Inc. Datasheet

      -

      -

      Min: 1

      Mult: 1

      Surface Mount

      14-TSSOP (0.173, 4.40mm Width)

      -40°C~85°C

      Tube

      Obsolete

      1 (Unlimited)

      Clock/Calendar

      4.5V~5.5V

      X1288

      I2C, 2-Wire Serial

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

      YY-MM-DD-dd

      10μA~20μA @ 2.7V~5V

      1.8V~5.5V

      Alarm, Leap Year, Supervisor, Watchdog Timer

      Non-RoHS Compliant

      X1288S16IT1

      Mfr Part No

      X1288S16IT1

      		Renesas Electronics America Inc. Datasheet

      -

      -

      Min: 1

      Mult: 1

      Surface Mount

      16-SOIC (0.295, 7.50mm Width)

      -40°C~85°C

      Tape & Reel (TR)

      Obsolete

      1 (Unlimited)

      Clock/Calendar

      4.5V~5.5V

      X1288

      I2C, 2-Wire Serial

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

      YY-MM-DD-dd

      10μA~20μA @ 2.7V~5V

      1.8V~5.5V

      Alarm, Leap Year, Supervisor, Watchdog Timer

      Non-RoHS Compliant

      X1288V14-4.5A

      Mfr Part No

      X1288V14-4.5A

      		Renesas Electronics America Inc. Datasheet

      -

      -

      Min: 1

      Mult: 1

      Surface Mount

      14-TSSOP (0.173, 4.40mm Width)

      0°C~70°C

      Tube

      Obsolete

      1 (Unlimited)

      Clock/Calendar

      4.5V~5.5V

      X1288

      I2C, 2-Wire Serial

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

      YY-MM-DD-dd

      10μA~20μA @ 2.7V~5V

      1.8V~5.5V

      Alarm, Leap Year, Supervisor, Watchdog Timer

      Non-RoHS Compliant

      X1286V14I

      Mfr Part No

      X1286V14I

      		Renesas Electronics America Inc. Datasheet

      -

      -

      Min: 1

      Mult: 1

      Surface Mount

      14-TSSOP (0.173, 4.40mm Width)

      -40°C~85°C

      Tube

      Obsolete

      1 (Unlimited)

      Clock/Calendar

      2.7V~5.5V

      X1286

      I2C, 2-Wire Serial

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

      YY-MM-DD-dd

      10μA~20μA @ 2.7V~5V

      1.8V~5.5V

      Alarm, Leap Year, Supervisor, Watchdog Timer

      Non-RoHS Compliant

      X1286A8

      Mfr Part No

      X1286A8

      		Renesas Electronics America Inc. Datasheet

      -

      -

      Min: 1

      Mult: 1

      Surface Mount

      8-SOIC (0.209, 5.30mm Width)

      0°C~70°C

      Tube

      Obsolete

      1 (Unlimited)

      Clock/Calendar

      2.7V~5.5V

      X1286

      I2C, 2-Wire Serial

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

      YY-MM-DD-dd

      10μA~20μA @ 2.7V~5V

      1.8V~5.5V

      Alarm, Leap Year, Supervisor, Watchdog Timer

      Non-RoHS Compliant

      X1288S16-2.7T1

      Mfr Part No

      X1288S16-2.7T1

      		Renesas Electronics America Inc. Datasheet

      -

      -

      Min: 1

      Mult: 1

      Surface Mount

      16-SOIC (0.295, 7.50mm Width)

      0°C~70°C

      Tape & Reel (TR)

      Obsolete

      1 (Unlimited)

      Clock/Calendar

      2.7V~5.5V

      X1288

      I2C, 2-Wire Serial

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

      YY-MM-DD-dd

      10μA~20μA @ 2.7V~5V

      1.8V~5.5V

      Alarm, Leap Year, Supervisor, Watchdog Timer

      Non-RoHS Compliant

      X1286A8IT1

      Mfr Part No

      X1286A8IT1

      		Renesas Electronics America Inc. Datasheet

      -

      -

      Min: 1

      Mult: 1

      Surface Mount

      8-SOIC (0.209, 5.30mm Width)

      -40°C~85°C

      Tape & Reel (TR)

      Obsolete

      1 (Unlimited)

      Clock/Calendar

      2.7V~5.5V

      X1286

      I2C, 2-Wire Serial

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

      YY-MM-DD-dd

      10μA~20μA @ 2.7V~5V

      1.8V~5.5V

      Alarm, Leap Year, Supervisor, Watchdog Timer

      Non-RoHS Compliant

      X1288V14-4.5AT1

      Mfr Part No

      X1288V14-4.5AT1

      		Renesas Electronics America Inc. Datasheet

      -

      -

      Min: 1

      Mult: 1

      Surface Mount

      14-TSSOP (0.173, 4.40mm Width)

      0°C~70°C

      Tape & Reel (TR)

      Obsolete

      1 (Unlimited)

      Clock/Calendar

      4.5V~5.5V

      X1288

      I2C, 2-Wire Serial

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

      YY-MM-DD-dd

      10μA~20μA @ 2.7V~5V

      1.8V~5.5V

      Alarm, Leap Year, Supervisor, Watchdog Timer

      Non-RoHS Compliant

      X1288S16I-2.7

      Mfr Part No

      X1288S16I-2.7

      		Renesas Electronics America Inc. Datasheet

      -

      -

      Min: 1

      Mult: 1

      Surface Mount

      16-SOIC (0.295, 7.50mm Width)

      -40°C~85°C

      Tube

      Obsolete

      1 (Unlimited)

      Clock/Calendar

      2.7V~5.5V

      X1288

      I2C, 2-Wire Serial

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

      YY-MM-DD-dd

      10μA~20μA @ 2.7V~5V

      1.8V~5.5V

      Alarm, Leap Year, Supervisor, Watchdog Timer

      Non-RoHS Compliant

      X1288S16T1

      Mfr Part No

      X1288S16T1

      		Renesas Electronics America Inc. Datasheet

      -

      -

      Min: 1

      Mult: 1

      Surface Mount

      16-SOIC (0.295, 7.50mm Width)

      0°C~70°C

      Tape & Reel (TR)

      Obsolete

      1 (Unlimited)

      Clock/Calendar

      4.5V~5.5V

      X1288

      I2C, 2-Wire Serial

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

      YY-MM-DD-dd

      10μA~20μA @ 2.7V~5V

      1.8V~5.5V

      Alarm, Leap Year, Supervisor, Watchdog Timer

      Non-RoHS Compliant

      X1226V8IT2

      Mfr Part No

      X1226V8IT2

      		Renesas Electronics America Inc. Datasheet

      -

      -

      Min: 1

      Mult: 1

      Surface Mount

      8-TSSOP (0.173, 4.40mm Width)

      -40°C~85°C

      Tape & Reel (TR)

      Obsolete

      1 (Unlimited)

      Clock/Calendar

      2.7V~5.5V

      X1226

      I2C, 2-Wire Serial

      HH:MM:SS (12/24 hr)

      YY-MM-DD-dd

      10μA~20μA @ 2.7V~5V

      1.8V~5.5V

      Alarm, Leap Year

      Non-RoHS Compliant

      ISL12021CVZ

      Mfr Part No

      ISL12021CVZ

      		Renesas Electronics America Inc. Datasheet

      -

      -

      Min: 1

      Mult: 1

      Surface Mount

      14-TSSOP (0.173, 4.40mm Width)

      14-TSSOP

      -20°C~70°C

      Tube

      Obsolete

      1 (Unlimited)

      Clock/Calendar

      2.7V~5.5V

      ISL12021

      I2C, 2-Wire Serial

      128B

      HH:MM:SS (12/24 hr)

      YY-MM-DD-dd

      5.5μA~6.5μA @ 3V~5V

      1.8V~5.5V

      Alarm, Daylight Savings, Leap Year, SRAM

      ROHS3 Compliant

      X1286V14T1

      Mfr Part No

      X1286V14T1

      		Renesas Electronics America Inc. Datasheet

      -

      -

      Min: 1

      Mult: 1

      Surface Mount

      14-TSSOP (0.173, 4.40mm Width)

      0°C~70°C

      Tape & Reel (TR)

      Obsolete

      1 (Unlimited)

      Clock/Calendar

      2.7V~5.5V

      X1286

      I2C, 2-Wire Serial

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

      YY-MM-DD-dd

      10μA~20μA @ 2.7V~5V

      1.8V~5.5V

      Alarm, Leap Year, Supervisor, Watchdog Timer

      Non-RoHS Compliant

      X1288V14Z-2.7AT1

      Mfr Part No

      X1288V14Z-2.7AT1

      		Renesas Electronics America Inc. Datasheet

      -

      -

      Min: 1

      Mult: 1

      Surface Mount

      14-TSSOP (0.173, 4.40mm Width)

      0°C~70°C

      Tape & Reel (TR)

      e3

      Obsolete

      2A (4 Weeks)

      Clock/Calendar

      Matte Tin (Sn)

      2.7V~5.5V

      NOT SPECIFIED

      NOT SPECIFIED

      X1288

      I2C, 2-Wire Serial

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

      YY-MM-DD-dd

      10μA~20μA @ 2.7V~5V

      1.8V~5.5V

      Alarm, Leap Year, Supervisor, Watchdog Timer

      ROHS3 Compliant

      ISL12022MIBZ-T7A

      Mfr Part No

      ISL12022MIBZ-T7A

      		Renesas Electronics America Inc. Datasheet

      -

      -

      Min: 1

      Mult: 1

      Surface Mount

      20-SOIC (0.295, 7.50mm Width)

      YES

      -40°C~85°C

      Tape & Reel (TR)

      e3

      Obsolete

      1 (Unlimited)

      20

      Clock/Calendar

      Matte Tin (Sn) - annealed

      2.7V~5.5V

      DUAL

      1.27mm

      ISL12022

      R-PDSO-G20

      Not Qualified

      3/5V

      I2C, 2-Wire Serial

      128B

      HH:MM:SS (12/24 hr)

      YY-MM-DD-dd

      14μA~15μA @ 3V~5V

      SECONDS

      Y

      1.8V~5.5V

      NO

      SERIAL, 2 WIRE/I2C

      Alarm, Daylight Savings, Leap Year, SRAM

      Non-RoHS Compliant

      MCP795B11T-I/ST

      Mfr Part No

      MCP795B11T-I/ST

      		Microchip Technology Datasheet

      -

      -

      Min: 1

      Mult: 1

      Surface Mount

      14-TSSOP (0.173, 4.40mm Width)

      YES

      -40°C~85°C

      Tape & Reel (TR)

      2011

      e3

      Obsolete

      1 (Unlimited)

      14

      EAR99

      Clock/Calendar

      MATTE TIN (SN)

      ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ

      8542.39.00.01

      1.8V~5.5V

      DUAL

      5V

      0.65mm

      MCP795B11

      14

      R-PDSO-G14

      Not Qualified

      2/5V

      SPI

      64B

      8

      10MHz

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

      YY-MM-DD-dd

      1μA @ 1.8V~5.5V

      1/100SECOND

      Y

      1.3V~5.5V

      NO

      Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer

      1.2mm

      5mm

      4.4mm

      ROHS3 Compliant

      DS1672S-3 T

      Mfr Part No

      DS1672S-3 T

      		Maxim Integrated Datasheet

      -

      -

      Min: 1

      Mult: 1

      SOIC

      YES

      8

      -40°C

      e3

      yes

      1 (Unlimited)

      8

      EAR99

      MATTE TIN

      DUAL

      GULL WING

      260

      3V

      1.27mm

      NOT SPECIFIED

      8

      Not Qualified

      3.3V

      3V

      INDUSTRIAL

      2.7V

      TIMER, REAL TIME CLOCK

      0.032MHz

      SECONDS

      N

      NO

      I2C

      1.75mm

      4.9mm

      3.9mm

      Non-RoHS Compliant

      Lead Free

      1338C-31SRI

      Mfr Part No

      1338C-31SRI

      		Integrated Device Technology (IDT) Datasheet

      -

      -

      Min: 1

      Mult: 1

      Surface Mount

      SOIC

      16

      Bulk

      2006

      e3

      no

      Discontinued

      3 (168 Hours)

      16

      EAR99

      Matte Tin (Sn) - annealed

      85°C

      -40°C

      8542.39.00.01

      DUAL

      260

      1.27mm

      16

      3.3V

      5.5V

      3.6/5V

      INDUSTRIAL

      2-Wire, I2C, Serial

      56B

      0.032MHz

      Clock

      1

      HH:MM:SS (12/24 hr)

      YY-MM-DD-dd

      SECONDS

      N

      NO

      I2C

      2.65mm

      10.4mm

      7.6mm

      2.34mm

      No

      RoHS Compliant

      Contains Lead

      1337DVGI8

      Mfr Part No

      1337DVGI8

      		Integrated Device Technology (IDT) Datasheet

      -

      -

      Min: 1

      Mult: 1

      6 Weeks

      Surface Mount

      TSSOP

      Tape & Reel (TR)

      2006

      e3

      yes

      3 (168 Hours)

      8

      EAR99

      Matte Tin (Sn) - annealed

      85°C

      -40°C

      8542.39.00.01

      DUAL

      260

      3.3V

      0.65mm

      30

      8

      R-PDSO-G8

      3.3V

      5.5V

      2/5V

      INDUSTRIAL

      2-Wire, I2C, Serial

      Clock

      1

      HH:MM:SS (12/24 hr)

      YY-MM-DD-dd

      SECONDS

      Y

      I2C

      1.1mm

      3mm

      3mm

      No

      RoHS Compliant