50

Timekeeper®

Tube

Active

Not Verified

Clock/Calendar

Leap Year

-

HH:MM:SS (24 hr)

YY-MM-DD-dd

Parallel

4.5V ~ 5.5V

-

2mA @ 4.75V ~ 5.5V

0°C ~ 70°C

Through Hole

28-DIP Module (0.600", 15.24mm)

28-PCDIP, CAPHAT®

50

-

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

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-VFDFN Exposed Pad

16-DFN (5x4)

50

Timekeeper®

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

Active

Not Verified

Clock/Calendar

Alarm, Leap Year, Square Wave Output, Watchdog Timer

-

HH:MM:SS:hh (24 hr)

YY-MM-DD-dd

I²C, 2-Wire Serial

1.3V ~ 4.4V

-

0.7µA ~ 0.95µA @ 1.3V ~ 4.4V

-40°C ~ 85°C

Surface Mount

8-LCC

8-LCC (1.5x3.2)

50

Timekeeper®

Tube

Active

Not Verified

Clock/Calendar

Leap Year, Watchdog Timer

-

HH:MM:SS (24 hr)

YY-MM-DD-dd

Parallel

4.75V ~ 5.5V

-

3mA @ 4.7V ~ 5.5V

0°C ~ 70°C

Through Hole

28-DIP Module (0.600", 15.24mm)

28-PCDIP, CAPHAT®

50

-

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

16-SOIC (0.154", 3.90mm Width)

16-SO

50

-

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

4.5V ~ 5.5V

2.5V ~ 3.5V

1mA @ 4.5V ~ 5.5V

-40°C ~ 85°C

Surface Mount

16-SOIC (0.154", 3.90mm Width)

16-SO

50

-

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-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets

28-SOH

50

-

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-SOIC (0.295", 7.50mm Width)

28-SO

50

-

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

4.5V ~ 5.5V

2.5V ~ 3.5V

1mA @ 4.5V ~ 5.5V

-40°C ~ 85°C

Surface Mount

28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets

28-SOH

50

-

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

4.5V ~ 5.5V

2.5V ~ 3.5V

1mA @ 4.5V ~ 5.5V

-40°C ~ 85°C

Surface Mount

28-SOIC (0.295", 7.50mm Width)

28-SO

50

-

Tube

Obsolete

Not Verified

Clock/Calendar

Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer

128B

HH:MM:SS:hh (24 hr)

YY-MM-DD-dd

I²C, 2-Wire Serial

4.5V ~ 5.5V

2.5V ~ 5.5V

1mA @ 4.5V ~ 5.5V

-40°C ~ 85°C

Surface Mount

28-SOIC (0.295", 7.50mm Width)

28-SO

50

-

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-SOIC (0.295", 7.50mm Width)

28-SO

50

-

Tube

Obsolete

Not Verified

Clock/Calendar

Leap Year

-

HH:MM:SS

YY-MM-DD-dd

I²C, 2-Wire Serial

2V ~ 5.5V

2.5V ~ 3.5V

70µA @ 2V ~ 5.5V

-40°C ~ 85°C

Surface Mount

8-SOIC (0.154", 3.90mm Width)

8-SOIC

50

-

Tube

Obsolete

Not Verified

Clock/Calendar

-

-

HH:MM:SS

YY-MM-DD-dd

I²C, 2-Wire Serial

2V ~ 5.5V

-

1.2µA ~ 31µA @ 3V ~ 5.5V

-40°C ~ 85°C

Surface Mount

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

-

50

-

Tube

Obsolete

Not Verified

Clock/Calendar

-

-

HH:MM:SS

YY-MM-DD-dd

I²C, 2-Wire Serial

2V ~ 5.5V

-

1.2µA ~ 31µA @ 3V ~ 5.5V

-40°C ~ 85°C

Surface Mount

8-SOIC (0.154", 3.90mm Width)

8-SOIC