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 ...

DS1685S-5+T&R

1000+

3.096

Increments of 1000

8N-HP3Q-CG

IC RTC CLK CALENDAR PAR 24-SOIC

Tape & Reel TR

Active

Clock Calendar

Alarm, NVSRAM, Square Wave Output, Y2K

242B

HH:MM:SS 12 24 hr

YY-MM-DD-dd

Parallel

4.5 V ~ 5.5 V

2.5 V ~ 3.7 V

3mA @ 5V

0°C ~ 70°C

Surface Mount

24-SOIC 0.295 , 7.50mm Width

24-SOIC

RUWJZ-C8U-WI

Leadtime
2-3 weeks

ES2A-062-R3Q

IC RTC CLK CALENDAR I2C 28-SOIC

Tube

Obsolete

Clock Calendar

Leap Year, NVSRAM

56B

HH:MM:SS 24 hr

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

28-SOP 0.350 , 8.89mm Width with SNAPHAT Sockets

28-SOH

ISL12029IB30AZ-T

Leadtime
2-3 weeks

B0-1PJ6-NP

IC RTC CLK CALENDAR I2C 14-SOIC

Tape & Reel TR

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 ~ 5.5V

-40°C ~ 85°C

Surface Mount

14-SOIC 0.154 , 3.90mm Width

14-SOIC

BQ4845S-A4NTRG4

1000+

3.9375

Increments of 1000

Leadtime
2-3 weeks

QD-XP-38

IC RTC CLK CALENDAR PAR 28-SOIC

Tape & Reel TR

Last Time Buy

Clock Calendar

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

HH:MM:SS 12 24 hr

YY-MM-DD-dd

Parallel

4.75 V ~ 5.5 V

2.3 V ~ 4 V

1.5mA Typ @ 4.5 V ~ 5.5 V

-40°C ~ 85°C

Surface Mount

28-SOIC 0.295 , 7.50mm Width

28-SOIC

XLL4 W6P N3

4K4Q4-WO9-KPM

IC RTC CLK CALENDAR PAR 34 PCM

Tube

Obsolete

Clock Calendar

Leap Year, NVSRAM, Y2K

32KB

HH:MM:SS 24 hr

YY MM DD dd

Parallel

2.97 V ~ 3.63 V

2mA @ 3.3V

0°C ~ 70°C

Surface Mount

34 PowerCap™ Module

34 PowerCap Module

M41T56C64MY6E

Leadtime
2-3 weeks

IY-2H-FT5

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

1339C-31SRI

184+

3.63774

Increments of 184

Leadtime
2-3 weeks

XVHSG-R5-B6

IC RTC CLK CALENDAR I2C 16-SOIC

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

16-SOIC 0.295 , 7.50mm Width

16-SOIC

DS1340Z-33+

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

Increments of 1

Leadtime
2-3 weeks

CAG-NI-6L

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

59-Q9UY-DI1

3000+	0.597059
6000+	0.567206
15000+	0.545882

Increments of 3000

Leadtime
2-3 weeks

K2-8S5I-FEC

IC RTC CLK CALENDAR I2C 8-TSSOP

Tape & Reel TR

Active

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-TSSOP 0.173 , 4.40mm Width

8-TSSOP

1R7F-QBH-ED

1+	7.37255
10+	6.66274
100+	5.51637

Increments of 1

Leadtime
2-3 weeks

ES-PU-JYN

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-SOP 0.350 , 8.89mm Width with SNAPHAT Sockets

28-SOH

X1226S8T2

Leadtime
2-3 weeks

YY-YD-3I

IC RTC CLK CALENDAR I2C 8-SOIC

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

0°C ~ 70°C

Surface Mount

8-SOIC 0.154 , 3.90mm Width

8-SOIC

M41T56M6F

2500+	1.13294
5000+	1.09098

Increments of 2500

Leadtime
2-3 weeks

UMR-BQ-VT

IC RTC CLK CALENDAR I2C 8-SOIC

Tape & Reel TR

Active

Clock Calendar

Leap Year, NVSRAM

56B

HH:MM:SS 24 hr

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

8-SOIC 0.154 , 3.90mm Width

8-SO

M41T81M6F

2500+	1.04294
5000+	1.00431

Increments of 2500

Leadtime
2-3 weeks

B2-T5-LL

IC RTC CLK CALENDAR I2C 8-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 V ~ 5.5 V

2.5 V ~ 3.5 V

100µA @ 2V ~ 5.5V

-40°C ~ 85°C

Surface Mount

8-SOIC 0.154 , 3.90mm Width

8-SO

QDO SE P8

1+	16.8235
10+	15.9824
25+	14.7549
50+	14.0173
100+	12.6864

Increments of 1

36Z1-356-BA

IC RTC CLK CALENDAR PAR 24 EDIP

Tube

Active

Clock Calendar

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

2KB

HH:MM:SS 12 24 hr

YY MM DD dd

Parallel

4.5 V ~ 5.5 V

2.5 V ~ 3.7 V

3mA @ 4.5V ~ 5.5V

0°C ~ 70°C

Through Hole

24 DIP Module 0.600 , 15.24mm

24 EDIP

DS12CR887-33+

1+	11.9118
10+	11.3167
25+	10.4412
50+	9.91922
100+	8.98039

Increments of 1

Leadtime
2-3 weeks

RGB92-AOY-J3

IC RTC CLK CALENDAR PAR 24-EDIP

Tube

Active

Clock Calendar

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

114B

HH:MM:SS 12 24 hr

YY-MM-DD-dd

Parallel

2.97 V ~ 3.63 V

2 V ~ 3.05 V

2mA @ 2.97V ~ 3.63V

-40°C ~ 85°C

Through Hole

24-DIP Module 0.600 , 15.24mm

24-EDIP

DS1339AU+T

3000+

1.59805

Increments of 3000

45Q-7671-4H3

IC RTC CLK CALENDAR I2C 8-USOP

Tape & Reel TR

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

1.71 V ~ 5.5 V

1.3 V ~ 3.7 V

200µA @ 1.71V ~ 5.5V

-40°C ~ 85°C

Surface Mount

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

8-uMAX

DS1386P-8-120+

Leadtime
2-3 weeks

NM-V4KI-9X

IC RTC CLK CALENDAR PAR 34-PCM

Tube

Obsolete

Clock Calendar

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

8KB

HH:MM:SS:hh 12 24 hr

YY-MM-DD-dd

Parallel

4.5 V ~ 5.5 V

4mA @ 5V

0°C ~ 70°C

Surface Mount

34-PowerCap™ Module

34-PowerCap Module

GXWMJ-PLG-CHH

250+	2.12745
500+	2.06667
750+	1.88431
1250+	1.76275
2500+	1.64118

Increments of 250

Leadtime
2-3 weeks

XGBN-DK-K2

IC RTC CLK CALENDAR SPI 14-SOP

Tape & Reel TR

Automotive, AEC-Q200

Active

Clock Calendar

Alarm, Leap Year

HH:MM:SS

YY-MM-DD-dd

SPI

1.6 V ~ 5.5 V

0.5µA ~ 1µA @ 3V ~ 5V

-40°C ~ 85°C

Surface Mount

14-SSOP 0.209 , 5.30mm Width

14-SOP

MCP795W11-I SL

1+	1.61765
25+	1.49451

Increments of 1

Leadtime
2-3 weeks

YOF8-7GV3-9T

IC RTC CLK CALENDAR SPI 14-SOIC

Tube

Active

Clock Calendar

Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer

64B

HH:MM:SS:hh 12 24 hr

YY-MM-DD-dd

SPI

1.8 V ~ 3.6 V

1.3 V ~ 3.6 V

1µA @ 1.8V ~ 5.5V

-40°C ~ 85°C

Surface Mount

14-SOIC 0.154 , 3.90mm Width

14-SOIC

ISL1218IBZ-T

2500+

1.48647

Increments of 2500

3W78G-3KS-HP

IC RTC CLK CALENDAR I2C 8-SOIC

Tape & Reel TR

Active

Clock Calendar

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

8-SOIC 0.154 , 3.90mm Width

8-SOIC

M41T62Q6F

3000+	0.776912
6000+	0.748137

Increments of 3000

06R91-YCR8-NOQ

IC RTC CLK CALENDAR I2C 16-QFN

Tape & Reel TR

Timekeeper®

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

1.3 V ~ 4.4 V

0.7µA ~ 0.95µA @ 1.3V ~ 4.4V

-40°C ~ 85°C

Surface Mount

16-VFQFN Exposed Pad

16-QFN 3x3

DS1685Q-3+

1+	6.51961
10+	6.19412
25+	5.71569
50+	5.43
100+	4.91177

Increments of 1

5KE-486X-FGY

IC RTC CLK CALENDAR PAR 28-PLCC

Tube

Active

Clock Calendar

Alarm, NVSRAM, Square Wave Output, Y2K

242B

HH:MM:SS 12 24 hr

YY-MM-DD-dd

Parallel

2.7 V ~ 3.7 V

2.5 V ~ 3.7 V

2mA @ 3V

0°C ~ 70°C

Surface Mount

28-LCC J-Lead

28-PLCC 11.51x11.51

MCP7940M-I SN

1+	0.588235
25+	0.54549
100+	0.515

Increments of 1

5QCV9-VH1-D7

IC RTC CLK CALENDAR I2C 8-SOIC

Tube

Active

Clock Calendar

Alarm, Leap Year, Square Wave Output, SRAM

64B

HH:MM:SS 12 24 hr

YY-MM-DD-dd

I²C, 2-Wire Serial

1.8 V ~ 5.5 V

1µA @ 5.5V

-40°C ~ 85°C

Surface Mount

8-SOIC 0.154 , 3.90mm Width

8-SOIC

CDP68HC68T1M96

Leadtime
2-3 weeks

ATO0J-CT-ZZ

IC RTC CLK CALENDAR SPI 20-SOIC

Tape & Reel TR

Obsolete

Clock Calendar

Alarm, Leap Year, Square Wave Output, Watchdog Timer

32B

HH:MM:SS 12 24 hr

YY-MM-DD-dd

SPI

3 V ~ 6 V

2.2 V ~ 6 V

20µA ~ 500µA @ 5V

-40°C ~ 85°C

Surface Mount

20-SOIC 0.295 , 7.50mm Width

20-SOIC

DS1306E+T&R-Cut

DS1306E+T&R

1+	4.98039
10+	4.7
25+	3.76
50+	3.57196
100+	3.29

Increments of 1

Leadtime
2-3 weeks

OA-67RD-QJ

IC RTC CLK CALENDAR SPI 20-TSSOP

Cut Tape CT

Active

Clock Calendar

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

96B

HH:MM:SS 12 24 hr

YY-MM-DD-dd

SPI

2 V ~ 5.5 V

25.3µA ~ 81µA @ 2V ~ 5V

0°C ~ 70°C

Surface Mount

20-TSSOP 0.173 , 4.40mm Width

20-TSSOP

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