Clock/Timing - Real Time Clocks

IC RTC CLK/CALENDAR PAR 24-QSOP

Tape & Reel (TR)

Last Time Buy

Clock/Calendar

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

242B

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

Parallel

2.7 V ~ 5.5 V

2.4 V ~ 4 V

100µA @ 3V

0°C ~ 70°C

Surface Mount

24-SSOP (0.154", 3.90mm Width)

24-SSOP/QSOP

BQ3285LFSS-A1TR

2500+

3.0264

Increments of 2500

Leadtime
2-3 weeks

IC RTC CLK/CALENDAR PAR 24-QSOP

Tape & Reel (TR)

Last Time Buy

Clock/Calendar

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

242B

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

Parallel

2.7 V ~ 5.5 V

2.4 V ~ 4 V

100µA @ 3V

0°C ~ 70°C

Surface Mount

24-SSOP (0.154", 3.90mm Width)

24-SSOP/QSOP

BQ3285LFSS-A1G4

100+

4.67333

Increments of 100

Leadtime
2-3 weeks

IC RTC CLK/CALENDAR PAR 24-QSOP

Tube

Last Time Buy

Clock/Calendar

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

242B

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

Parallel

2.7 V ~ 5.5 V

2.4 V ~ 4 V

100µA @ 3V

0°C ~ 70°C

Surface Mount

24-SSOP (0.154", 3.90mm Width)

24-SSOP/QSOP

BQ3285LDSSTRG4

2500+

3.0264

Increments of 2500

Leadtime
2-3 weeks

IC RTC CLK/CALENDAR PAR 24-QSOP

Tape & Reel (TR)

Last Time Buy

Clock/Calendar

Alarm, Daylight Savings, NVSRAM

242B

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

Parallel

2.7 V ~ 5.5 V

2.4 V ~ 4 V

100µA @ 3V

0°C ~ 70°C

Surface Mount

24-SSOP (0.154", 3.90mm Width)

24-SSOP/QSOP

BQ3285LDSSTR

2500+

3.0264

Increments of 2500

Leadtime
2-3 weeks

IC RTC CLK/CALENDAR PAR 24-QSOP

Tape & Reel (TR)

Last Time Buy

Clock/Calendar

Alarm, Daylight Savings, NVSRAM

242B

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

Parallel

2.7 V ~ 5.5 V

2.4 V ~ 4 V

100µA @ 3V

0°C ~ 70°C

Surface Mount

24-SSOP (0.154", 3.90mm Width)

24-SSOP/QSOP

BQ3285LDSSG4

150+

4.52517

Increments of 150

Leadtime
2-3 weeks

IC RTC CLK/CALENDAR PAR 24-QSOP

Tube

Active

Clock/Calendar

Alarm, Daylight Savings, NVSRAM

242B

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

Parallel

2.7 V ~ 5.5 V

2.4 V ~ 4 V

100µA @ 3V

0°C ~ 70°C

Surface Mount

24-SSOP (0.154", 3.90mm Width)

24-SSOP/QSOP

BQ3285ESTR

2000+

3.0264

Increments of 2000

Leadtime
2-3 weeks

IC RTC CLK/CALENDAR PAR 24-SOIC

Tape & Reel (TR)

Last Time Buy

Clock/Calendar

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

242B

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

Parallel

4.5 V ~ 5.5 V

2.5 V ~ 4 V

300µA @ 5V

0°C ~ 70°C

Surface Mount

24-SOIC (0.295", 7.50mm Width)

24-SOIC

BQ3285ESSTRG4

2500+

3.0264

Increments of 2500

Leadtime
2-3 weeks

IC RTC CLK/CALENDAR PAR 24-QSOP

Tape & Reel (TR)

Last Time Buy

Clock/Calendar

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

242B

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

Parallel

4.5 V ~ 5.5 V

2.5 V ~ 4 V

300µA @ 5V

0°C ~ 70°C

Surface Mount

24-SSOP (0.154", 3.90mm Width)

24-SSOP/QSOP

BQ3285ESSTR

2500+

3.0264

Increments of 2500

Leadtime
2-3 weeks

IC RTC CLK/CALENDAR PAR 24-QSOP

Tape & Reel (TR)

Last Time Buy

Clock/Calendar

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

242B

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

Parallel

4.5 V ~ 5.5 V

2.5 V ~ 4 V

300µA @ 5V

0°C ~ 70°C

Surface Mount

24-SSOP (0.154", 3.90mm Width)

24-SSOP/QSOP

M41T81SMY6E

Leadtime
2-3 weeks

IC RTC CLK/CALENDAR I2C 18-SOIC

Tube

Obsolete

Clock/Calendar

Alarm, Leap Year, Square Wave Output, Watchdog Timer

HH:MM:SS:hh (24 hr)

YY-MM-DD-dd

I²C, 2-Wire Serial

2.7 V ~ 5.5 V

2 V ~ 3.5 V

100µA @ 2.7V ~ 5.5V

-40°C ~ 85°C

Surface Mount

18-SOX, 18-SOIC with Crystal (7.5mm Width)

18-SOX

M41T56C64MY6E

Leadtime
2-3 weeks

IC RTC CLK/CALENDAR I2C 18-SOIC

Tube

Obsolete

Clock/Calendar

EEPROM, Leap Year, NVSRAM

56B, 8KB

HH:MM:SS

YY-MM-DD-dd

I²C, 2-Wire Serial

4.5 V ~ 5.5 V

2.5 V ~ 3.5 V

100µA (Typ) @ 4.5V ~ 5.5V

-40°C ~ 85°C

Surface Mount

18-SOX, 18-SOIC with Crystal (7.5mm Width)

18-SOX

M41ST85WMH6TR

Leadtime
2-3 weeks

IC RTC CLK/CALENDAR I2C 28-SOH

Tape & Reel (TR)

Obsolete

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

2.7 V ~ 3.6 V

2.5 V ~ 3.5 V

0.5mA @ 2.7V ~ 3.6V

-40°C ~ 85°C

Surface Mount

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

28-SOH

S-35390A-I8T1G

Leadtime
2-3 weeks

IC RTC CLK/CALENDAR I2C SNT-8A

Tape & Reel (TR)

Obsolete

Clock/Calendar

Alarm, Leap Year

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

I²C, 2-Wire Serial

1.3 V ~ 5.5 V

0.93µA ~ 1.1µA @ 3V ~ 5V

-40°C ~ 85°C

Surface Mount

8-SMD, Flat Lead

SNT-8A

S-35190A-T8T1G

3000+

0.597059

Increments of 3000

Leadtime
2-3 weeks

IC RTC CLK/CALENDAR SER 8-TSSOP

Tape & Reel (TR)

Active

Clock/Calendar

Alarm, Leap Year

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

3-Wire Serial

1.3 V ~ 5.5 V

0.93µA ~ 1.1µA @ 3V ~ 5V

-40°C ~ 85°C

Surface Mount

8-TSSOP (0.173", 4.40mm Width)

8-TSSOP

S-35190A-J8T1G

2000+

0.597059

Increments of 2000

Leadtime
2-3 weeks

IC RTC CLK/CALENDAR SER 8-SOP

Tape & Reel (TR)

Active

Clock/Calendar

Alarm, Leap Year

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

3-Wire Serial

1.3 V ~ 5.5 V

0.93µA ~ 1.1µA @ 3V ~ 5V

-40°C ~ 85°C

Surface Mount

8-SOIC (0.154", 3.90mm Width)

8-SOP

S-35190A-I8T1G

Leadtime
2-3 weeks

IC RTC CLK/CALENDAR SER SNT-8A

Tape & Reel (TR)

Obsolete

Clock/Calendar

Alarm, Leap Year

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

3-Wire Serial

1.3 V ~ 5.5 V

0.93µA ~ 1.1µA @ 3V ~ 5V

-40°C ~ 85°C

Surface Mount

8-SMD, Flat Lead

SNT-8A

RX-8581SA:B3:ROHS

250+	2.68431
500+	2.40863
750+	2.17647
1250+	2.03137
2500+	1.9298

Increments of 250

Leadtime
2-3 weeks

EPSON

IC RTC CLK/CALENDAR I2C 14-SOP

Tape & Reel (TR)

Active

Clock/Calendar

Alarm, Leap Year

HH:MM:SS (24 hr)

YY-MM-DD-dd

I²C, 2-Wire Serial

1.8 V ~ 5.5 V

0.8µA ~ 1.2µA @ 3V ~ 5V

-40°C ~ 85°C

Surface Mount

14-SOIC (0.209", 5.30mm Width)

14-SOP

M41T81SMY6F-Cut

M41T81SMY6F

1+	3.67647
10+	3.3049
100+	2.70755
500+	2.30488

Increments of 1

Leadtime
2-3 weeks

IC RTC CLK/CALENDAR I2C 18-SOIC

Cut Tape (CT)

Active

Clock/Calendar

Alarm, Leap Year, Square Wave Output, Watchdog Timer

HH:MM:SS:hh (24 hr)

YY-MM-DD-dd

I²C, 2-Wire Serial

2.7 V ~ 5.5 V

2 V ~ 3.5 V

100µA @ 2.7V ~ 5.5V

-40°C ~ 85°C

Surface Mount

18-SOX, 18-SOIC with Crystal (7.5mm Width)

18-SOX

M41T81SMY6F

1000+	1.88725
2000+	1.79289
5000+	1.72549

Increments of 1000

Leadtime
2-3 weeks

IC RTC CLK/CALENDAR I2C 18-SOIC

Tape & Reel (TR)

Active

Clock/Calendar

Alarm, Leap Year, Square Wave Output, Watchdog Timer

HH:MM:SS:hh (24 hr)

YY-MM-DD-dd

I²C, 2-Wire Serial

2.7 V ~ 5.5 V

2 V ~ 3.5 V

100µA @ 2.7V ~ 5.5V

-40°C ~ 85°C

Surface Mount

18-SOX, 18-SOIC with Crystal (7.5mm Width)

18-SOX

X1288V14Z-2.7A

Leadtime
2-3 weeks

Intersil

IC RTC CLK/CALENDAR I2C 14-TSSOP

Tube

Obsolete

Clock/Calendar

Alarm, Leap Year, Supervisor, Watchdog Timer

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

YY-MM-DD-dd

I²C, 2-Wire Serial

2.7 V ~ 5.5 V

1.8 V ~ 5.5 V

10µA ~ 20µA @ 2.7V ~ 5V

-40°C ~ 85°C

Surface Mount

14-TSSOP (0.173", 4.40mm Width)

14-TSSOP

DS32C35-33IND#

Leadtime
2-3 weeks

IC RTC CLK/CALENDAR I2C 20-SOIC

Tube

Obsolete

Clock/Calendar

Alarm, FRAM, Leap Year, Square Wave Output, TCXO/Crystal

8KB

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

I²C, 2-Wire Serial

2.7 V ~ 3.63 V

2.3 V ~ 3.6 V

110µA @ 3.63V

-40°C ~ 85°C

Surface Mount

20-SOIC (0.295", 7.50mm Width)

20-SOIC

DS32C35-33#

Leadtime
2-3 weeks

IC RTC CLK/CALENDAR I2C 20-SOIC

Tube

Obsolete

Clock/Calendar

Alarm, FRAM, Leap Year, Square Wave Output, TCXO/Crystal

8KB

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

I²C, 2-Wire Serial

2.7 V ~ 3.63 V

2.3 V ~ 3.6 V

110µA @ 3.63V

0°C ~ 70°C

Surface Mount

20-SOIC (0.295", 7.50mm Width)

20-SOIC

DS32B35-33IND#

Leadtime
2-3 weeks

IC RTC CLK/CALENDAR I2C 20-SOIC

Tube

Obsolete

Clock/Calendar

Alarm, FRAM, Leap Year, Square Wave Output, TCXO/Crystal

2KB

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

I²C, 2-Wire Serial

2.7 V ~ 3.63 V

2.3 V ~ 3.6 V

110µA @ 3.63V

-40°C ~ 85°C

Surface Mount

20-SOIC (0.295", 7.50mm Width)

20-SOIC

DS32B35-33#

Leadtime
2-3 weeks