Home / Integrated Circuits (ICs) / Clock/Timing / Real Time Clocks

Real Time Clocks（767）

Manufacturer

ABLIC Inc.

false

Abracon LLC

false

Ambiq Micro, Inc.

false

Ambiq Micro- Inc.

false

Analog Devices Inc.

false

Analog Devices Inc./Maxim Integrated

false

Applied Micro Circuits Corporation

false

Benchmarq

false

Cymbet Corporation

false

Diodes Incorporated

false

Package

10-DFN (2.6x2.6)

10-HVSON (3x3)

10-LGA (5x5)

10-MSOP

10-SMD

10-SON (3.7x2.5)

10-SON (5x3.2)

10-SSOP

10-SSOP-G

10-TDFN (3x3)

Type

Binary Counter

Clock/Calendar

Elapsed Time Counter

Phantom Time Chip

Portable System Controller

Time Event Recorder

Timer Clock Peripheral (TCP)

Series

Automotive, AEC-Q100

Automotive, AEC-Q200

R2045S

RTC-8564JE

RTC-8564NB

RX-4045NB

RX-4045SA

RX-4571LC

Features

Alarm

Alarm, Backup Supply Charger, Leap Year, RAM

Alarm, Battery Switch, Clock Output Hz-MHz, Event Input, Temperature Alarm, Timer, Trickle Charge with Charge Pump

Alarm, Battery Switch, EEPROM, External Event Interrupt, Leap Year, Programmable Clock Output, RAM, Timer, Trickle Charger

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

Alarm, Daylight Savings, Leap Year, SRAM

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

Alarm, Daylight Savings, NVSRAM

Alarm, Daylight Savings, SRAM

Interface

1-Wire® Serial

3-Wire Serial

3-Wire Serial, 4-Wire Serial

4-Wire Serial

I²C

I²C, 2-Wire Serial

I²C, SPI

I²C, Serial

Parallel

Date Format

Binary

YY-MM-DD

YY-MM-DD-dd

Memory Size

10B

113B

114B

128B

128KB

16B

16B, 32B

236B

Time Format

Binary

HH:MM:SS

HH:MM:SS (12/24 hr)

HH:MM:SS (24 hr)

HH:MM:SS:100th (24 hr)

HH:MM:SS:hh

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

HH:MM:SS:hh (24 hr)

Mounting Type

Surface Mount

Through Hole

Voltage - Supply

0.9V ~ 1.8V, 0.9V ~ 5.5V

0.9V ~ 5.5V

0.9V ~ 5.5V, 1.8V ~ 5.5V

1.1V ~ 5.5V

1.25V ~ 5.5V

1.2V ~ 5.5V

1.3V ~ 4.4V

1.3V ~ 5.5V

1.5V ~ 4.4V

1.5V ~ 5.5V

Operating Temperature

-40°C ~ 105°C

-40°C ~ 105°C (TA)

-40°C ~ 125°C

-40°C ~ 125°C (TA)

-40°C ~ 85°C

-40°C ~ 85°C (TA)

0°C ~ 70°C

0°C ~ 70°C (TA)

Voltage - Supply, Battery

0.9V ~ 5.5V

1.1V ~ 5.5V

1.3V ~ 3.63V

1.3V ~ 3.6V

1.3V ~ 3.7V

1.3V ~ 5.5V

1.4V ~ 3.6V

1.55V ~ 3.6V

1.5V ~ 3.6V

Current - Timekeeping (Max)

0.05µA @ 2.5V ~ 5.5V

0.06µA @ 2.5V ~ 5.5V

0.06µA @ 3V

0.17µA ~ 0.22µA @ 1.8V ~ 3V

0.18µA @ 3V

0.24µA @ 3V

0.25µA @ 3V

0.25µA ~ 0.27µA @ 3V ~ 5V

0.25µA ~ 0.45µA @ 3V ~ 5V

Filter results: 767

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Product	Manufacturer	Package	RoHS	Factory Lead Time	Inventory	Packaging	Unit/USD	Quantity	Amount/USD
DS1251W-120IND+	DS1251W-120IND+ Analog Devices Inc./Maxim Integrated 32-EDIP Price: $83.474212	Analog Devices Inc./Maxim Integrated	32-EDIP		3-4 weeks	6	-	1 : $83.474212 10 : $75.126791 50 : $66.77937 100 : $58.431949 500 : $56.762465 1000 : $55.649475		$83.474212 $75.126791 $66.77937 $58.431949 $56.762465 $55.649475
DS1747-70IND+	DS1747-70IND+ Analog Devices Inc./Maxim Integrated 32-EDIP Price: $73.906875	Analog Devices Inc./Maxim Integrated	32-EDIP		3-4 weeks	29	-	1 : $73.906875 10 : $66.516188 50 : $59.1255 100 : $51.734812 500 : $50.256675 1000 : $49.27125		$73.906875 $66.516188 $59.1255 $51.734812 $50.256675 $49.27125
DS1251YP-70IND+	DS1251YP-70IND+ Analog Devices Inc. - Price: $73.5525	Analog Devices Inc.	-	-	3-4 weeks	17	-	1 : $73.5525 10 : $66.19725 50 : $58.842 100 : $51.48675 500 : $50.0157 1000 : $49.035		$73.5525 $66.19725 $58.842 $51.48675 $50.0157 $49.035
DS1557WP-120IND+	DS1557WP-120IND+ Analog Devices Inc. - Price: $73.5336	Analog Devices Inc.	-	-	3-4 weeks	58	-	1 : $73.5336 10 : $66.18024 50 : $58.82688 100 : $51.47352 500 : $50.002848 1000 : $49.0224		$73.5336 $66.18024 $58.82688 $51.47352 $50.002848 $49.0224
DS1747W-120IND+	DS1747W-120IND+ Analog Devices Inc./Maxim Integrated 32-EDIP Price: $70.46235	Analog Devices Inc./Maxim Integrated	32-EDIP		3-4 weeks	132	-	1 : $70.46235 10 : $63.416115 50 : $56.36988 100 : $49.323645 500 : $47.914398 1000 : $46.9749		$70.46235 $63.416115 $56.36988 $49.323645 $47.914398 $46.9749
DS1747-70+	DS1747-70+ Analog Devices Inc./Maxim Integrated 32-EDIP Price: $70.1064	Analog Devices Inc./Maxim Integrated	32-EDIP		3-4 weeks	320	-	1 : $70.1064 10 : $63.09576 50 : $56.08512 100 : $49.07448 500 : $47.672352 1000 : $46.7376		$70.1064 $63.09576 $56.08512 $49.07448 $47.672352 $46.7376
DS1556-70IND+	DS1556-70IND+ Analog Devices Inc./Maxim Integrated 32-EDIP Price: $69.812505	Analog Devices Inc./Maxim Integrated	32-EDIP		3-4 weeks	28	-	1 : $69.812505 10 : $62.831255 50 : $55.850004 100 : $48.868753 500 : $47.472503 1000 : $46.54167		$69.812505 $62.831255 $55.850004 $48.868753 $47.472503 $46.54167
DS1747P-70IND+	DS1747P-70IND+ Analog Devices Inc./Maxim Integrated 34-PowerCap Module Price: $68.866875	Analog Devices Inc./Maxim Integrated	34-PowerCap Module		3-4 weeks	32	-	1 : $68.866875 10 : $61.980188 50 : $55.0935 100 : $48.206813 500 : $46.829475 1000 : $45.91125		$68.866875 $61.980188 $55.0935 $48.206813 $46.829475 $45.91125
DS1251Y-70+	DS1251Y-70+ Analog Devices Inc./Maxim Integrated 32-EDIP Price: $68.144738	Analog Devices Inc./Maxim Integrated	32-EDIP		3-4 weeks	142	-	1 : $68.144738 10 : $61.330264 50 : $54.51579 100 : $47.701316 500 : $46.338422 1000 : $45.429825		$68.144738 $61.330264 $54.51579 $47.701316 $46.338422 $45.429825
DS1248Y-70+	DS1248Y-70+ Analog Devices Inc./Maxim Integrated 32-EDIP Price: $67.90077	Analog Devices Inc./Maxim Integrated	32-EDIP		3-4 weeks	203	-	1 : $67.90077 10 : $61.110693 50 : $54.320616 100 : $47.530539 500 : $46.172524 1000 : $45.26718		$67.90077 $61.110693 $54.320616 $47.530539 $46.172524 $45.26718