Clock/Timing - Real Time Clocks

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Manufacturer	Packaging	Series	Part Status	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

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Supplier Part Number

Manufacturer Part Number

Price

Stock

Manufacturer

Description

Packaging

Series

Part Status

Type

Features

Memory Size

Time Format

Date Format

Interface

Voltage - Supply

Voltage - Supply, ...

Current - Timekeeping ...

Operating Temperature ...

Mounting Type

Package / Case

Supplier Device Package ...

RX-8803SA:UB3 PURE SN-Cut

RX-8803SA:UB3 PURE SN

1+	4.44118
10+	3.96373
25+	3.56706
100+	3.2501

Increments of 1

6XJ-HV-YS9

IC RTC CLK CALENDAR I2C 14-SOP

Cut Tape CT

Active

Clock Calendar

Alarm

YY-MM-DD

I²C, 2-Wire Serial

1.6 V ~ 5.5 V

2.1µA ~ 3.4µA @ 3V ~ 5V

-40°C ~ 85°C

Surface Mount

14-SOIC 0.197 , 5.00mm Width

14-SOP

DS1747-70+

1+	51.9608
10+	49.3627
25+	45.5686
50+	43.2902
100+	39.1669

Increments of 1

1GKRP-69-Y2

IC RTC CLK CALENDAR PAR 32-EDIP

Tube

Active

Clock Calendar

Leap Year, NVSRAM, Y2K

512KB

HH:MM:SS 24 hr

YY-MM-DD-dd

Parallel

4.5 V ~ 5.5 V

4mA @ 5V

0°C ~ 70°C

Through Hole

32-DIP Module 0.600 , 15.24mm

32-EDIP

ZBJK-PK2-FVH

1+	2.0098
10+	1.80588
100+	1.45186
500+	1.19282
1000+	0.988343

Increments of 1

Leadtime
2-3 weeks

WKU-5J-7S6

IC RTC CLK CALENDAR I2C 8-SOIC

Cut Tape CT

Active

Clock Calendar

Leap Year, Square Wave Output, Trickle-Charger

HH:MM:SS 24 hr

YY-MM-DD-dd

I²C, 2-Wire Serial

3 V ~ 3.6 V

1.4 V ~ 3.6 V

100µA @ 3.3V

-40°C ~ 85°C

Surface Mount

8-SOIC 0.154 , 3.90mm Width

8-SOIC

1339-31DVGI

384+

1.62745

Increments of 384

Leadtime
2-3 weeks

DSSW-V8-JCN

IC RTC CLK CALENDAR I2C 8-MSOP

Tube

Active

Clock Calendar

Alarm, Leap Year, Square Wave Output, Trickle-Charger

HH:MM:SS 12 24 hr

YY-MM-DD-dd

I²C, 2-Wire Serial

3.3 V ~ 5.5 V

1.3 V ~ 3.7 V

200µA @ 3.63V ~ 5.5V

-40°C ~ 85°C

Surface Mount

8-TSSOP, 8-MSOP 0.118 , 3.00mm Width

8-TSSOP

SBU-WQ-J0F

Leadtime
2-3 weeks

Q209-9AKR-ID

IC RTC CLK CALENDAR I2C 14-TSSOP

Tape & Reel TR

Obsolete

Clock Calendar

Alarm, Leap Year, Supervisor, Watchdog Timer

HH:MM:SS:hh 12 24 hr

YY-MM-DD-dd

I²C, 2-Wire Serial

4.5 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

M41ST85WMX6TR-Cut

M41ST85WMX6TR

1+	6.14706
10+	5.52255
100+	4.525
500+	3.85208

Increments of 1

3BO-6RXK-D0K

IC RTC CLK CALENDAR I2C 28-SOIC

Cut Tape CT

Active

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-SOIC 0.295 , 7.50mm Width

28-SOX

M48T212V-85MH1F

Leadtime
2-3 weeks

RI-XM0V-AI

IC RTC CLK CALENDAR PAR 44-SOH

Tape & Reel TR

Timekeeper®

Obsolete

Clock Calendar

Alarm, Leap Year, Watchdog Timer, Y2K

HH:MM:SS 24 hr

YY-MM-DD-dd

Parallel

3 V ~ 3.6 V

2mA @ 3V ~ 3.6V

0°C ~ 70°C

Surface Mount

44-BSOP 0.337 , 8.56mm Width requires SNAPHAT

44-SOH

DS1340Z-33+

1+	3.30392
10+	3.13922
25+	2.90196
50+	2.75686
100+	2.4902

Increments of 1

30F6F-NBGH-IRZ

IC RTC CLK CALENDAR I2C 8-SOIC

Tube

Active

Clock Calendar

Leap Year, Trickle-Charger

HH:MM:SS 24 hr

YY-MM-DD-dd

I²C, 2-Wire Serial

2.97 V ~ 5.5 V

1.3 V ~ 5.5 V

150µA @ 5.5V

-40°C ~ 85°C

Surface Mount

8-SOIC 0.154 , 3.90mm Width

8-SOIC

ISL1209IU10-TK

Leadtime
2-3 weeks

JW75B-R1M1-SAL

IC RTC EVENT REC I2C 10-MSOP

Tape & Reel TR

Obsolete

Time Event Recorder

Alarm, Leap Year, SRAM

HH:MM:SS 12 24 hr

YY-MM-DD-dd

I²C, 2-Wire Serial

2.7 V ~ 5.5 V

1.8 V ~ 5.5 V

4µA ~ 6µA @ 3V ~ 5V

-40°C ~ 85°C

Surface Mount

10-TFSOP, 10-MSOP 0.118 , 3.00mm Width

10-MSOP

M41T93SMY6F-Cut

M41T93SMY6F

1+	3.7451
10+	3.36667
100+	2.75873
500+	2.34845

Increments of 1

370

370I-RT93-EJ

IC RTC CLK CALENDAR SPI 18-SOX

Cut Tape CT

Active

Clock Calendar

Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer

HH:MM:SS:hh 24 hr

YY-MM-DD-dd

SPI

3 V ~ 5.5 V

1.8 V ~ 5.5 V

10µA @ 5.5V

-40°C ~ 85°C

Surface Mount

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

18-SOX

DS1339U-2+

1+	3.48039
10+	3.30686
25+	3.04902
50+	2.89667
100+	2.62745

Increments of 1

Leadtime
2-3 weeks

FRNP-9S7A-2SN

IC RTC CLK CALENDAR I2C 8-USOP

Tube

Active

Clock Calendar

Alarm, Leap Year, Square Wave Output, Trickle-Charger

HH:MM:SS 12 24 hr

YY-MM-DD-dd

I²C, 2-Wire Serial

1.8 V ~ 5.5 V

1.3 V ~ 3.7 V

100µA @ 2.2V

-40°C ~ 85°C

Surface Mount

8-TSSOP, 8-MSOP 0.118 , 3.00mm Width

8-uMAX

K24-QP0-MNT

1+	1.5
10+	1.3402
100+	1.0452
500+	0.863392
1000+	0.681618

Increments of 1

Leadtime
2-3 weeks

CBG-HP-C7

IC RTC CLK CALENDAR I2C 8-TSSOP

Cut Tape CT

Active

Clock Calendar

Alarm, Leap Year, Watchdog Timer

HH:MM:SS 24 hr

YY-MM-DD-dd

I²C, 2-Wire Serial

1.8 V ~ 5.5 V

0.6µA ~ 0.75µA @ 2V ~ 5V

-40°C ~ 85°C

Surface Mount

8-TSSOP, 8-MSOP 0.118 , 3.00mm Width

8-TSSOP

AB1801-T3-Cut

AB1801-T3

Leadtime
2-3 weeks

UI-JAIO-PH

IC RTC CLK CALENDAR I2C 16-QFN

Cut Tape CT

Obsolete

Clock Calendar

Alarm, Leap Year, Trickle-Charger

HH:MM:SS:hh

YY-MM-DD-dd

I²C, 2-Wire Serial

1.7 V ~ 3.6 V

1.5 V ~ 3.6 V

0.17µA ~ 0.22µA @ 1.8V ~ 3V

-40°C ~ 85°C

Surface Mount

16-VFQFN Exposed Pad

16-QFN 3x3

B2-KNC2-MI3

1+	3.9902
10+	3.5598
25+	3.20353
100+	2.91882

Increments of 1

Leadtime
2-3 weeks

HG3K3-WL-I2

IC RTC CLK CALENDAR SER 14-SOP

Cut Tape CT

Active

Clock Calendar

Alarm, Leap Year

HH:MM:SS 24 hr

YY-MM-DD-dd

3-Wire Serial

1.6 V ~ 5.5 V

1µA ~ 2µA @ 3V ~ 5V

-40°C ~ 85°C

Surface Mount

14-SOIC 0.209 , 5.30mm Width

14-SOP

GQKS-EC-0ZF

2500+

9.66

Increments of 2500

68-VMT6-79Y

IC RTC PHANTOM PAR 20-TSSOP

Tape & Reel TR

Active

Phantom Time Chip

Leap Year

HH:MM:SS:hh 12 24 hr

YY-MM-DD-dd

Parallel

3 V ~ 3.6 V

2.5 V ~ 3.7 V

1.1mA @ 3.3V

-40°C ~ 85°C

Surface Mount

20-TSSOP 0.173 , 4.40mm Width

20-TSSOP

RX-4045SA:AA3-Cut

RX-4045SA:AA3

1+	4.60784
10+	4.11471
25+	3.70353
100+	3.37422

Increments of 1

Leadtime
2-3 weeks

ITM-XCG-PSN

IC RTC CLK CALENDAR SPI 14-SOP

Cut Tape CT

Active

Clock Calendar

Alarm, Leap Year

HH:MM:SS 12 24 hr

YY-MM-DD-dd

SPI

1.7 V ~ 5.5 V

1.2µA ~ 1.8µA @ 3V ~ 5V

-40°C ~ 85°C

Surface Mount

14-SOIC 0.209 , 5.30mm Width

14-SOP

X1226V8IT2

45O-I8-M8

IC RTC CLK CALENDAR I2C 8-TSSOP

Tape & Reel TR

Obsolete

Clock Calendar

Alarm, Leap Year

HH:MM:SS 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

8-TSSOP 0.173 , 4.40mm Width

8-TSSOP

CM-DFS-FWU

1+	0.970588
10+	0.863725
100+	0.673529
500+	0.556412
1000+	0.439265

Increments of 1

Leadtime
2-3 weeks

SFD-OPF-A8

IC RTC CLK CALENDAR I2C 8TSSOP

Cut Tape CT

Active

Clock Calendar

Alarm, Leap Year, Watchdog Timer

HH:MM:SS:hh 12 24 hr

YY-MM-DD-dd

I²C, 2-Wire Serial

0.9 V ~ 5.5 V

0.885µA @ 3.3V

-40°C ~ 85°C

Surface Mount

8-TSSOP, 8-MSOP 0.118 , 3.00mm Width

8-TSSOP

KOKS-IJS8-H5

4Z9WL-X5-1XD

IC RTC CLK CALENDAR I2C 8-USOP

Tape & Reel TR

Obsolete

Clock Calendar

Leap Year, Trickle-Charger

HH:MM:SS 24 hr

YY-MM-DD-dd

I²C, 2-Wire Serial

2.97 V ~ 5.5 V

1.3 V ~ 5.5 V

150µA @ 5.5V

-40°C ~ 85°C

Surface Mount

8-TSSOP, 8-MSOP 0.118 , 3.00mm Width

8-uMAX

MCP79400-I MS

1+	0.872549
25+	0.807843
100+	0.757353

Increments of 1

Leadtime
2-3 weeks

VCK-BTWC-EI

IC RTC CLK CALENDAR I2C 8-MSOP

Tube

Active

Clock Calendar

Alarm, Leap Year, Square Wave Output, SRAM, Unique ID

64B

HH:MM:SS 12 24 hr

YY-MM-DD-dd

I²C, 2-Wire Serial

1.8 V ~ 5.5 V

1.3 V ~ 5.5 V

1.2µA Typ @ 3.3V

-40°C ~ 85°C

Surface Mount

8-TSSOP, 8-MSOP 0.118 , 3.00mm Width

8-MSOP

ISL12025IBZ

1+	4.70588
10+	4.22353
100+	3.46029
500+	2.94569
1000+	2.48431

Increments of 1

3SN-V3-Q9

IC RTC CLK CALENDAR I2C 8-SOIC

Tube

Last Time Buy

Clock Calendar

Alarm, Leap Year, Supervisor, Unique ID, Watchdog Timer

HH:MM:SS 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 ~ 5.5V

-40°C ~ 85°C

Surface Mount

8-SOIC 0.154 , 3.90mm Width

8-SOIC

1338AC-31SRGI8

1000+

1.92157

Increments of 1000

Leadtime
2-3 weeks

H7P-GDSM-1I

IC RTC CLK CALENDAR I2C 16SOIC

Tape & Reel TR

Active

Clock Calendar

Leap Year, NVSRAM, Square Wave Output

56B

HH:MM:SS 12 24 hr

YY-MM-DD-dd

I²C, 2-Wire Serial

3.3 V ~ 5.5 V

1.3 V ~ 3.7 V

5µA @ 3.63V ~ 5.5V

-40°C ~ 85°C

Surface Mount

16-SOIC 0.295 , 7.50mm Width

16-SOIC

RX-4801SA:UB3 PURE SN

250+	4.35
500+	3.96618
750+	3.65913
1250+	3.45441
2500+	3.32647

Increments of 250

Leadtime
2-3 weeks

V7B6-8V-951

IC RTC CLK CALENDAR SPI 14-SOP

Tape & Reel TR

Active

Clock Calendar

Alarm, Leap Year

HH:MM:SS 24 hr

YY-MM-DD-dd

SPI

1.6 V ~ 5.5 V

2.1µA ~ 3.4µA @ 3V ~ 5V

-40°C ~ 85°C

Surface Mount

14-SOIC 0.209 , 5.30mm Width

14-SOP

PPL-25MQ-QY

Leadtime
2-3 weeks

P8-C2A9-3E

IC RTC CLK CALENDAR I2C 14-SOIC

Tube

Obsolete

Clock Calendar

Alarm, Leap Year, Supervisor, Watchdog Timer

HH:MM:SS 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

0°C ~ 70°C

Surface Mount

14-SOIC 0.154 , 3.90mm Width

14-SOIC

BQ4802YPW

1+	7.87255
10+	7.11373
100+	5.88971
500+	5.12869
1000+	4.46691

Increments of 1

4C-C9-O4

IC RTC CLK CALENDAR PAR 28-TSSOP

Tube

Active

Clock Calendar

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

HH:MM:SS 12 24 hr

YY-MM-DD-dd

Parallel

4.5 V ~ 5.5 V

2.4 V ~ 4 V

1.5mA Typ @ 4.5 V ~ 5.5 V

0°C ~ 70°C

Surface Mount

28-TSSOP 0.173 , 4.40mm Width

28-TSSOP

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