Real Time Clocks：

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

BQ3285LDSS IC RTC CLK/CALENDAR PAR 24SSOP

50

-

Tube,Tube

Obsolete

Not Verified

Clock/Calendar

Alarm, Daylight Savings, NVSRAM

242B

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

Parallel

2.7V ~ 5.5V

2.4V ~ 4V

100µA @ 3V

0°C ~ 70°C

Surface Mount

24-SSOP (0.154", 3.90mm Width)

24-SSOP

BQ3285LSS IC REAL TIME CLOCK 24-QSOP

1382

-

Tube

Obsolete

Not Verified

Clock/Calendar

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

242B

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

Parallel

2.7V ~ 3.6V

2.4V ~ 4V

-

-

Surface Mount

24-SSOP (0.154", 3.90mm Width)

24-SSOP

BQ3285LFSS-A1 IC RTC CLK/CALENDAR PAR 24SSOP

50

-

Tube,Tube

Obsolete

Not Verified

Clock/Calendar

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

242B

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

Parallel

2.7V ~ 5.5V

2.4V ~ 4V

100µA @ 3V

0°C ~ 70°C

Surface Mount

24-SSOP (0.154", 3.90mm Width)

24-SSOP

BQ3287EAMT IC RTC CLOCK/CALENDAR PAR 24DIP

50

-

Tube

Obsolete

Not Verified

Clock/Calendar

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

242B

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

Parallel

4.5V ~ 5.5V

-

-

0°C ~ 70°C

Through Hole

24-DIP Module (0.61", 15.49mm)

24-DIP Module

BQ3287EMT IC RTC CLOCK/CALENDAR PAR 24DIP

50

-

Tube

Obsolete

Not Verified

Clock/Calendar

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

242B

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

Parallel

4.5V ~ 5.5V

-

-

0°C ~ 70°C

Through Hole

24-DIP Module (0.61", 15.49mm)

24-DIP Module

BQ3287MT-SB2 IC RTC CLK/CALENDAR PAR 24-DIP

50

*

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

-

-

-

Through Hole

24-DIP Module (0.61", 15.49mm)

24-DIP Module

BQ4285EP IC RTC CLK/CALENDAR PAR 24DIP

50

-

Tube,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

300µA @ 5V

0°C ~ 70°C

Through Hole

24-DIP (0.600", 15.24mm)

24-PDIP

BQ4285LS IC RTC W/114X8 NVSRAM 24-SOP

2210

*

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

2.7V ~ 3.6V

2.4V ~ 4V

-

-

Surface Mount

24-SOIC (0.295", 7.50mm Width)

24-SOIC

BQ4285P-SB2 IC RTC CLK/CALENDAR PAR 24DIP

50

-

Tube,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

-

0°C ~ 70°C

Through Hole

24-DIP (0.600", 15.24mm)

24-PDIP

BQ4285S-SB2 IC RTC CLK/CALENDAR PAR 24SOIC

50

-

Bulk,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

-

0°C ~ 70°C

Surface Mount

24-SOIC (0.295", 7.50mm Width)

24-SOIC

BQ4822YMA-70 IC RTC CLK/CALENDAR PAR 28-DIP

50

-

Tube

Obsolete

Not Verified

Clock/Calendar

Alarm, Leap Year, Supervisor, Watchdog Timer

-

HH:MM:SS:hh (24 hr)

YY-MM-DD-dd

Parallel

4.5V ~ 5.5V

-

6mA @ 2.2 V ~ 5.8 V

0°C ~ 70°C

Through Hole

28-DIP Module (0.61", 15.49mm)

28-DIP Module (18.42x37.72)

BQ4832YMA-85 IC RTC CLK/CALENDAR PAR 32DIP

50

-

Tube,Tube

Obsolete

Not Verified

Clock/Calendar

Alarm, Supervisor, Watchdog Timer

-

HH:MM:SS:hh (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 (0.610", 15.49mm)

32-DIP Module (18.42x42.8)

BQ4842YMA-85 IC RTC CLK/CALENDAR PAR 32DIP

50

-

Tube

Obsolete

Not Verified

Clock/Calendar

Alarm, Supervisor, Watchdog Timer

-

HH:MM:SS:hh (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 (0.610", 15.49mm)

32-DIP Module (18.42x42.8)

BQ4845P-A4 IC RTC CLK/CALENDAR PAR 28DIP

50

-

Tube,Tube

Obsolete

Not Verified

Clock/Calendar

Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

Parallel

4.75V ~ 5.5V

2.3V ~ 4V

1.5mA (Typ) @ 4.5 V ~ 5.5 V

0°C ~ 70°C

Through Hole

28-DIP (0.600", 15.24mm)

28-PDIP

BQ4845S-A4 IC RTC CLK/CALENDAR PAR 28SOIC

50

-

Tube,Tube

Obsolete

Not Verified

Clock/Calendar

Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

Parallel

4.75V ~ 5.5V

2.3V ~ 4V

1.5mA (Typ) @ 4.5 V ~ 5.5 V

0°C ~ 70°C

Surface Mount

28-SOIC (0.295", 7.50mm Width)

28-SOIC

  • BQ3285LDSS

    IC RTC CLK/CALENDAR PAR 24SSOP

    Details

  • BQ3285LSS

    IC REAL TIME CLOCK 24-QSOP

    Details

  • BQ3285LFSS-A1

    IC RTC CLK/CALENDAR PAR 24SSOP

    Details

  • BQ3287EAMT

    IC RTC CLOCK/CALENDAR PAR 24DIP

    Details

  • BQ3287EMT

    IC RTC CLOCK/CALENDAR PAR 24DIP

    Details

  • BQ3287MT-SB2

    IC RTC CLK/CALENDAR PAR 24-DIP

    Details

  • BQ4285EP

    IC RTC CLK/CALENDAR PAR 24DIP

    Details

  • BQ4285LS

    IC RTC W/114X8 NVSRAM 24-SOP

    Details

  • BQ4285P-SB2

    IC RTC CLK/CALENDAR PAR 24DIP

    Details

  • BQ4285S-SB2

    IC RTC CLK/CALENDAR PAR 24SOIC

    Details

  • BQ4822YMA-70

    IC RTC CLK/CALENDAR PAR 28-DIP

    Details

  • BQ4832YMA-85

    IC RTC CLK/CALENDAR PAR 32DIP

    Details

  • BQ4842YMA-85

    IC RTC CLK/CALENDAR PAR 32DIP

    Details

  • BQ4845P-A4

    IC RTC CLK/CALENDAR PAR 28DIP

    Details

  • BQ4845S-A4

    IC RTC CLK/CALENDAR PAR 28SOIC

    Details

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