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

DS1642-70+ IC RTC CLK/CALENDAR PAR 24EDIP

50

-

Tube

Obsolete

Not Verified

Clock/Calendar

Leap Year, NVSRAM

2KB

HH:MM:SS (24 hr)

YY-MM-DD-dd

Parallel

4.5V ~ 5.5V

-

3mA @ 5V

0°C ~ 70°C

Through Hole

24-DIP Module (0.600", 15.24mm)

24-EDIP

DS1643-70+ IC RTC CLK/CALENDAR PAR 28EDIP

50

-

Tube

Obsolete

Not Verified

Clock/Calendar

Leap Year, NVSRAM

8KB

HH:MM:SS (24 hr)

YY-MM-DD-dd

Parallel

4.5V ~ 5.5V

-

3mA @ 5V

0°C ~ 70°C

Through Hole

28-DIP Module (0.600", 15.24mm)

28-EDIP

DS1643P-100+ IC RTC CLK/CALENDAR PAR 34PCM

50

-

Tube

Obsolete

Not Verified

Clock/Calendar

Leap Year, NVSRAM

8KB

HH:MM:SS (24 hr)

YY-MM-DD-dd

Parallel

4.5V ~ 5.5V

3V

3mA @ 5V

0°C ~ 70°C

Surface Mount

34-PowerCap™ Module

34-PowerCap Module

DS1643P-70+ IC RTC CLK/CALENDAR PAR 34PCM

50

-

Tube

Obsolete

Not Verified

Clock/Calendar

Leap Year, NVSRAM

8KB

HH:MM:SS (24 hr)

YY-MM-DD-dd

Parallel

4.5V ~ 5.5V

3V

3mA @ 5V

0°C ~ 70°C

Surface Mount

34-PowerCap™ Module

34-PowerCap Module

DS1647-120+ IC RTC CLK/CALENDAR PAR 32EDIP

50

-

Tube

Obsolete

Not Verified

Clock/Calendar

Leap Year, NVSRAM

512KB

HH:MM:SS (24 hr)

YY-MM-DD-dd

Parallel

4.5V ~ 5.5V

-

4mA @ 4.5 V ~ 5.5 V

0°C ~ 70°C

Through Hole

32-DIP Module (0.600", 15.24mm)

32-EDIP

DS1647P-120+ IC RTC CLK/CALENDAR PAR 34PCM

50

-

Tube

Obsolete

Not Verified

Clock/Calendar

Leap Year, NVSRAM

512KB

HH:MM:SS (24 hr)

YY-MM-DD-dd

Parallel

4.5V ~ 5.5V

3V

4mA @ 4.5V ~ 5.5V

0°C ~ 70°C

Surface Mount

34-PowerCap™ Module

34-PowerCap Module

DS1672-3+ IC RTC BINARY COUNTER I2C 8DIP

50

-

Bulk,Tube

Obsolete

Not Verified

Binary Counter

Trickle-Charger

-

Binary

Binary

I²C, 2-Wire Serial

2.7V ~ 3.3V

1.3V ~ 3.63V

500µA @ 3.3V

-40°C ~ 85°C

Through Hole

8-DIP (0.300", 7.62mm)

8-PDIP

DS1672-33+ IC RTC BINARY COUNTER I2C 8DIP

50

-

Tube

Obsolete

Not Verified

Binary Counter

Trickle-Charger

-

Binary

Binary

I²C, 2-Wire Serial

2.97V ~ 3.63V

1.3V ~ 3.63V

500µA @ 3.63V

-40°C ~ 85°C

Through Hole

8-DIP (0.300", 7.62mm)

8-PDIP

DS1677E+ IC RTC SYST CTRLR SER 20TSSOP

50

-

Tube

Obsolete

Not Verified

Portable System Controller

Alarm, Leap Year, Watchdog Timer

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

3-Wire Serial

4.5V ~ 5.5V

2.5V ~ 3.7V

300µA @ 5V

0°C ~ 70°C

Surface Mount

20-TSSOP (0.173", 4.40mm Width)

20-TSSOP

DS1685-5IND+ IC RTC CLK/CALENDAR PAR 24DIP

50

-

Tube

Obsolete

Not Verified

Clock/Calendar

Alarm, NVSRAM, Square Wave Output, Y2K

242B

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

Parallel

4.5V ~ 5.5V

2.5V ~ 3.7V

3mA @ 5V

-40°C ~ 85°C

Through Hole

24-DIP (0.600", 15.24mm)

24-PDIP

DS1689S+T&R IC RTC CLK/CALENDAR PAR 28SOIC

50

-

Tape & Reel (TR)

Obsolete

Not Verified

Clock/Calendar

NVSRAM

114B

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

Parallel

2.7V ~ 3.3V, 4.5V ~ 5.5V

2.5V ~ 3.7V

2mA @ 3V, 3mA @ 5V

0°C ~ 70°C

Surface Mount

28-SOIC (0.337", 8.56mm Width)

28-SOIC

DS1689SN+ IC RTC CLK/CALENDAR PAR 28SOIC

50

-

Tube

Obsolete

Not Verified

Clock/Calendar

NVSRAM

114B

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

Parallel

2.7V ~ 3.3V, 4.5V ~ 5.5V

2.5V ~ 3.7V

2mA @ 3V, 3mA @ 5V

-40°C ~ 85°C

Surface Mount

28-SOIC (0.337", 8.56mm Width)

28-SOIC

DS1689SN+T&R IC RTC CLK/CALENDAR PAR 28SOIC

50

-

Tape & Reel (TR)

Obsolete

Not Verified

Clock/Calendar

NVSRAM

114B

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

Parallel

2.7V ~ 3.3V, 4.5V ~ 5.5V

2.5V ~ 3.7V

2mA @ 3V, 3mA @ 5V

-40°C ~ 85°C

Surface Mount

28-SOIC (0.337", 8.56mm Width)

28-SOIC

DS17285-3+ IC RTC CLK/CALENDAR PAR 24DIP

50

-

Tube

Obsolete

Not Verified

Clock/Calendar

Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output

2KB

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

Parallel

2.7V ~ 3.7V

2.5V ~ 3.7V

2mA @ 2.7V ~ 3.7V

0°C ~ 70°C

Through Hole

24-DIP (0.600", 15.24mm)

24-PDIP

DS17285-5+ IC RTC CLK/CALENDAR PAR 24DIP

50

-

Tube

Obsolete

Not Verified

Clock/Calendar

Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output

2KB

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

Parallel

4.5V ~ 5.5V

2.5V ~ 3.7V

3mA @ 4.5V ~ 5.5V

0°C ~ 70°C

Through Hole

24-DIP (0.600", 15.24mm)

24-PDIP

  • DS1642-70+

    IC RTC CLK/CALENDAR PAR 24EDIP

    Details
  • DS1643-70+

    IC RTC CLK/CALENDAR PAR 28EDIP

    Details
  • DS1643P-100+

    IC RTC CLK/CALENDAR PAR 34PCM

    Details
  • DS1643P-70+

    IC RTC CLK/CALENDAR PAR 34PCM

    Details
  • DS1647-120+

    IC RTC CLK/CALENDAR PAR 32EDIP

    Details
  • DS1647P-120+

    IC RTC CLK/CALENDAR PAR 34PCM

    Details
  • DS1672-3+

    IC RTC BINARY COUNTER I2C 8DIP

    Details
  • DS1672-33+

    IC RTC BINARY COUNTER I2C 8DIP

    Details
  • DS1677E+

    IC RTC SYST CTRLR SER 20TSSOP

    Details
  • DS1685-5IND+

    IC RTC CLK/CALENDAR PAR 24DIP

    Details
  • DS1689S+T&R

    IC RTC CLK/CALENDAR PAR 28SOIC

    Details
  • DS1689SN+

    IC RTC CLK/CALENDAR PAR 28SOIC

    Details
  • DS1689SN+T&R

    IC RTC CLK/CALENDAR PAR 28SOIC

    Details
  • DS17285-3+

    IC RTC CLK/CALENDAR PAR 24DIP

    Details
  • DS17285-5+

    IC RTC CLK/CALENDAR PAR 24DIP

    Details

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