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 ...

1338C-18SRI8

Leadtime
2-3 weeks

V8-ZNAI-1A

IC RTC CLK CALENDAR I2C 16-SOIC

Tape & Reel TR

Obsolete

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

2µA @ 3.3V

-40°C ~ 85°C

Surface Mount

16-SOIC 0.295 , 7.50mm Width

16-SOIC

MCP7940N-E SN

1+	0.803922
25+	0.747451
100+	0.706863

Increments of 1

1L0-HPRJ-2JB

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

1.3 V ~ 5.5 V

1.2µA @ 3.3V

-40°C ~ 125°C

Surface Mount

8-SOIC 0.154 , 3.90mm Width

8-SOIC

DS1691

4FEJK-RSD5-9VM

IC RTC CLK CALENDAR PAR 28-EDIP

Tube

Obsolete

Clock Calendar

Alarm, Leap Year, Square Wave Output, Unique ID

114B

HH:MM:SS 12 24 hr

YY-MM-DD

Parallel

2.7 V ~ 3.3 V, 4.5 V ~ 5.5 V

0°C ~ 70°C

Through Hole

28-DIP Module 0.600 , 15.24mm

28-EDIP

AB1814-T3-Cut

AB1814-T3

Leadtime
2-3 weeks

T2Z-1N-CW

IC RTC CLK CALENDAR SPI 16-QFN

Cut Tape CT

Obsolete

Clock Calendar

Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer

256B

HH:MM:SS:hh

YY-MM-DD-dd

SPI

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

M48T59Y-70MH6E

Leadtime
2-3 weeks

QVR-55-VWW

IC RTC CLK CALENDAR PAR 28SOH

Tube

Timekeeper®

Obsolete

Clock Calendar

Alarm, Leap Year, Watchdog Timer

HH:MM:SS 24 hr

YY-MM-DD-dd

Parallel

4.5 V ~ 5.5 V

3mA @ 4.5V ~ 5.5V

-40°C ~ 85°C

Surface Mount

28-SOP 0.350 , 8.89mm Width with SNAPHAT Sockets

28-SOH

RTC-72423A

Leadtime
2-3 weeks

B9ORJ-F5B-9N

IC RTC CLK CALENDAR PAR 24-SOP

Tube

Obsolete

Clock Calendar

Leap Year

HH:MM:SS 12 24 hr

YY-MM-DD-dd

Parallel

4.5 V ~ 5.5 V

5µA ~ 10µA @ 2V ~ 5V

-40°C ~ 85°C

Surface Mount

24-SOIC 0.311 , 7.90mm Width

24-SOP

BQ4802YDW

80+

6.78309

Increments of 80

Leadtime
2-3 weeks

DUQ-XJW6-GYO

IC RTC CLK CALENDAR PAR 28-SOIC

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-SOIC 0.295 , 7.50mm Width

28-SOIC

ABL5-EL7-FCB

148+

3.2549

Increments of 148

Leadtime
2-3 weeks

OLPT4-4I-EC

IC RTC CLK CALENDAR SPI 20-TSSOP

Tube

Active

Clock Calendar

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

96B

HH:MM:SS 12 24 hr

YY-MM-DD-dd

SPI

1.71 V ~ 5.5 V

1.3 V ~ 5.5 V

-40°C ~ 85°C

Surface Mount

20-TSSOP 0.173 , 4.40mm Width

20-TSSOP

BC8R-S5-VY

591

591JS-DD-UFA

IC RTC CLK CALENDAR I2C 8-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

8-SOIC 0.154 , 3.90mm Width

8-SO

KI-6OM6-N2

5ILAF-BT3Y-HE3

IC RTC CLK CALENDAR SER 8 SOIC

Tape & Reel TR

Obsolete

Clock Calendar

Leap Year, NVSRAM, Trickle Charger

31B

HH:MM:SS 12 24 hr

YY MM DD dd

3 Wire Serial

2 V ~ 5.5 V

0.3µA ~ 1µA @ 2V ~ 5V

40°C ~ 85°C

Surface Mount

8 SOIC 0.154 , 3.90mm Width

8 SOIC

E58FC-7G-J28

1+	2.34314
10+	2.10882
100+	1.6949
500+	1.39253
1000+	1.1538

Increments of 1

Leadtime
2-3 weeks

UK-G2P-9A

IC RTC CLK CALENDAR I2C 8-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

8-SOIC 0.154 , 3.90mm Width

8-SO

TOE WU E3U

Leadtime
2 3 weeks

OFFK-Q6-EK

IC RTC CLK CALENDAR I2C 8 SOIC

Tube

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 SOIC 0.154 , 3.90mm Width

8 SOIC

RX-8581SA:B3:ROHS-Cut

RX-8581SA:B3:ROHS

1+	4.18627
10+	3.73627
25+	3.36275
100+	3.06373

Increments of 1

Leadtime
2-3 weeks

OW9T-WA-E7

IC RTC CLK CALENDAR I2C 14-SOP

Cut Tape CT

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

X8 6VI 15E

1+	4.69608
10+	4.19118
25+	3.77176
100+	3.43637

Increments of 1

Leadtime
2 3 weeks

OFWF1-MG-N7

IC RTC CLK CALENDAR I2C 22 SON

Cut Tape CT

Active

Clock Calendar

Alarm, Leap Year

HH:MM:SS 12 24 hr

YY MM DD dd

I²C, 2 Wire Serial

1.7 V ~ 5.5 V

1.2µA ~ 1.8µA @ 3V ~ 5V

40°C ~ 85°C

Surface Mount

22 LFDFN

22 SON 5x6

9K45 XF 8CW

Leadtime
2 3 weeks

UIV-09S-WAK

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 ~ 5.5V

40°C ~ 85°C

Surface Mount

14 SOIC 0.154 , 3.90mm Width

14 SOIC

WF416-S7W-MPZ

1+	2.43137
10+	2.18333
100+	1.7551
500+	1.442
1000+	1.1948

Increments of 1

Leadtime
2-3 weeks

PA-PN-0O

IC RTC CLK CALENDAR I2C 8-SOIC

Cut Tape CT

Active

Clock Calendar

Leap Year

HH:MM:SS

YY-MM-DD-dd

I²C, 2-Wire Serial

2 V ~ 5.5 V

2.5 V ~ 3.5 V

70µA @ 2V ~ 5.5V

-40°C ~ 85°C

Surface Mount

8-SOIC 0.154 , 3.90mm Width

8-SO

PCF8563TS 4,118

2500+	0.617647
5000+	0.586765
12500+	0.564706

Increments of 2500

Leadtime
2-3 weeks

HNZE-1QLE-GY

IC RTC CLK CALENDAR I2C 8-TSSOP

Tape & Reel TR

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

DS1486-120+

Leadtime
2-3 weeks

C5K1B-UFS-D6N

IC RTC CLK CALENDAR PAR 32-EDIP

Tube

Obsolete

Clock Calendar

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

128KB

HH:MM:SS:hh 12 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

WJ-MZ-1A

1C-DGVJ-0C1

IC RTC CLK CALENDAR I2C 20-VSOJ

Tape & Reel TR

Obsolete

Clock Calendar

Alarm, Y2K

HH:MM:SS

YY-MM-DD-dd

I²C, 2-Wire Serial

1.8 V ~ 5.5 V

0.7µA ~ 0.8µA @ 3V ~ 5V

-40°C ~ 85°C

Surface Mount

20-LSSOJ 0.213 , 5.40mm Width

20-VSOJ

1338-31DCGI8

2500+	1.51255
5000+	1.45569

Increments of 2500

Leadtime
2-3 weeks

WY-WAC-CW

IC RTC CLK CALENDAR I2C 8-SOIC

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

8-SOIC 0.154 , 3.90mm Width

8-SOIC

BR-GQ7-AN

936+	2.79596
1872+	2.35804
2808+	2.24014

Increments of 936

Leadtime
2-3 weeks

S7Q-5KO7-T4

IC RTC CLK CALENDAR I2C 28-SOIC

Tape & Reel TR

Active

Clock Calendar

Leap Year, NVSRAM

56B

HH:MM:SS

YY-MM-DD-dd

I²C, 2-Wire Serial

2 V ~ 5.5 V

2.5 V ~ 3.5 V

70µA @ 2V ~ 5.5V

-40°C ~ 85°C

Surface Mount

28-SOP 0.350 , 8.89mm Width with SNAPHAT Sockets

28-SOH

24IDH-FKWL-M7

2500+

1.64294

Increments of 2500

43J8O-JD5-6C

IC RTC CLK CALENDAR I2C 8-SOIC

Tape & Reel TR

Active

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 ~ 5.5V

-40°C ~ 85°C

Surface Mount

8-SOIC 0.154 , 3.90mm Width

8-SOIC

DS12885TN+

Leadtime
2-3 weeks

O3G6X-3U-1B

IC RTC CLK CALENDAR PAR 32-TQFP

Tape & Reel TR

Obsolete

Clock Calendar

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

114B

HH:MM:SS 12 24 hr

YY-MM-DD-dd

Parallel

4.5 V ~ 5.5 V

2.5 V ~ 4 V

15mA @ 4.5V ~ 5.5V

-40°C ~ 85°C

Surface Mount

32-TQFP

32-TQFP 7x7

HU-MPP-NI

Leadtime
2-3 weeks

OOL-90MT-8X

IC RTC CLK CALENDAR PAR 44-SOH

Tube

Timekeeper®

Obsolete

Clock Calendar

Alarm, Leap Year, Watchdog Timer

HH:MM:SS 24 hr

YY-MM-DD-dd

Parallel

4.5 V ~ 5.5 V

3mA @ 4.5V ~ 5.5V

-40°C ~ 85°C

Surface Mount

44-BSOP 0.337 , 8.56mm Width requires SNAPHAT

44-SOH

AB-RTCMK-32.768KHZ-T

1000+

2.53922

Increments of 1000

Leadtime
2-3 weeks

OXW2Y-S3Q-5LW

IC RTC CLK CALENDAR I2C 8-SMT

Tape & Reel TR

Active

Clock Calendar

Alarm, Leap Year, Square Wave Output, TCXO Crystal

HH:MM:SS 12 24 hr

YY-MM-DD

I²C, 2-Wire Serial

1.3 V ~ 5.5 V

2µA @ 3V

-40°C ~ 85°C

Surface Mount

8-SMD Module

8-SMT

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