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Mfr

EPSON

Texas Instruments

STMicroelectronics

Renesas Electronics America Inc

Analog Devices Inc./Maxim Integrated

Diodes Incorporated

Microchip Technology

Abracon LLC

Cymbet Corporation

Rohm Semiconductor

Nisshinbo Micro Devices Inc.

Micro Crystal AG

Intersil

Benchmarq

Elantec

Dallas Semiconductor

Harris Corporation

National Semiconductor

NXP USA Inc.

EM Microelectronic

Rochester Electronics, LLC

Suntsu Electronics, Inc.

ECS Inc.

ABLIC Inc.

Simtek

SparkFun Electronics

NXP Semiconductors

Ricoh

Series

-

Timekeeper®

RX-8581SA

*

RTC-72421

RTC-72423

RTC-4543SA

RTC-8564JE

RTC-4574SA

RTC-8564NB

RX-8025SA

RX-4581NB

Automotive, AEC-Q100

Automotive, AEC-Q200

RTC-4543SB

RTC-4574JE

RTC-4574NB

RX-4045NB

RX-4045SA

RX-4571LC

RX-4571NB

RX-4571SA

RX-4801SA

RX-8025NB

RX-8564LC

RX-8571LC

RX-8571NB

RX-8571SA

RX-8581JE

RX-8581NB

Package

Tube

Tape & Reel (TR)

Bulk

Bag

Tray

Strip

Base Product Number

M48T58

X1226

X1227

X1228

DS1691

DS1677

DS1500

DS1678

M41ST

M41T00

M41T0

M41T11

M41T256

M41T315

M41T56

M41T80

M41T81

M41T94

M48T02

M48T08

M48T12

M48T128

M48T129

M48T18

M48T201

M48T212

M48T248

M48T251

M48T254

M48T35

Supplier Device Package

18-DIP

24-SOP

24-DIP

28-PLCC (11.51x11.51)

14-SOP

18-SOP

24-PDIP

24-SOIC

24-SSOP

28-SOIC

28-PCDIP, CAPHAT®

32-DIP Module (18.42x42.8)

28-PDIP

36-DIP Module

8-SOIC

14-SOIC

28-TSOP

8-PDIP

16-PDIP

24-TSSOP

16-SOIC

34-PowerCap Module

44-MQFP (10x10)

16-SSOP

20-TSSOP

6-TSOC

32-TQFP (7x7)

20-SOIC

8-uMAX/uSOP

32-TSOP

Memory Size

-

44B

120b

242B

114B

256B

56B

8KB

32KB

512B

128KB

32B

512KB

2MB

128B

512kb

2B

56B, 8KB

16B

7B

8B

64B

80b

2B, 43B

2B, 8B

1B

Voltage - Supply, Battery

-

2.5V ~ 4V

2.4V ~ 4V

2.3V ~ 4V

1.8V ~ 5.5V

2.5V ~ 3.7V

2.5V ~ 3.6V

2V ~ 3.5V

2V ~ 5.5V

2.5V ~ 3.5V

3V

2.5V ~ 5.5V

2.2V ~ 6V

2.5V ~ 35V

1.7V ~ 3.6V

1.4V ~ 5.5V

Integrated

1V ~ 5.5V

2.75V ~ 3.25V

1.6V ~ 5.5V

1.1V ~ 5.5V

3.2V

4.1V

Interface

Parallel

4-Wire Serial

3-Wire Serial

I²C, 2-Wire Serial

SPI

Serial

SPI, 3-Wire Serial

I²C

I²C, SPI

I²C, SMBus

SPI, 4-Wire Serial

-

I²C, Serial

Parallel, Serial

Package / Case

18-DIP (0.300", 7.62mm)

24-SOIC (0.311", 7.90mm Width)

24-DIP (0.300", 7.62mm)

28-LCC (J-Lead)

14-SOIC (0.209", 5.30mm Width)

18-SOIC (0.209", 5.30mm Width)

24-DIP (0.600", 15.24mm)

24-SOIC (0.295", 7.50mm Width)

24-SSOP (0.154", 3.90mm Width)

28-SOIC (0.295", 7.50mm Width)

28-DIP Module (0.600", 15.24mm)

32-DIP Module (0.610", 15.49mm)

28-DIP (0.600", 15.24mm)

28-DIP Module (0.61", 15.49mm)

36-DIP Module (0.610", 15.49mm)

8-SOIC (0.154", 3.90mm Width)

14-SOIC (0.154", 3.90mm Width)

28-TSSOP (0.465", 11.80mm Width)

8-DIP (0.300", 7.62mm)

24-DIP Module (0.600", 15.24mm)

8-SOIC (0.209", 5.30mm Width)

16-DIP (0.300", 7.62mm)

24-TSSOP (0.173", 4.40mm Width)

16-SOIC (0.295", 7.50mm Width)

34-PowerCap™ Module

44-QFP

16-SSOP (0.209", 5.30mm Width)

32-DIP Module (0.600", 15.24mm)

20-TSSOP (0.173", 4.40mm Width)

6-SMD, J-Lead

Current - Timekeeping (Max)

1.8µA ~ 3µA @ 2V ~ 5V

5µA ~ 10µA @ 2V ~ 5V

-

3µA @ 5V

1µA ~ 3µA @ 2V ~ 5V

300µA @ 5V

100µA @ 3V

3mA @ 4.5V ~ 5.5V

1.5mA (Typ) @ 4.5 V ~ 5.5 V

1mA @ 4.5V ~ 5.5V

10µA ~ 20µA @ 2.7V ~ 5V

15mA @ 4.5V ~ 5.5V

4mA @ 4.5V ~ 5.5V

2mA @ 3.3V

7mA @ 3.3V

5mA @ 4.5V ~ 5.5V

0.7µA ~ 0.8µA @ 3V ~ 5V

0.8µA ~ 1.2µA @ 3V ~ 5V

0.5mA @ 2.7V ~ 3.6V

1.4mA @ 2.7V ~ 3.6V

70µA @ 2V ~ 5.5V

1.2µA ~ 31µA @ 3V ~ 5.5V

2.5mA @ 4.5V ~ 5.5V

2mA @ 2.7V ~ 3.6V

100µA (Typ) @ 4.5V ~ 5.5V

2.4µA ~ 31µA @ 2V ~ 5.5V

100µA @ 2V ~ 5.5V

1.4mA @ 2.7V ~ 5.5V

3mA @ 4.7V ~ 5.5V

3mA @ 3V ~ 3.6V

Type

Clock/Calendar

Phantom Time Chip

Time Event Recorder

Product Status

Obsolete

Active

Discontinued at Digi-Key

Not For New Designs

Last Time Buy

Operating Temperature

-40°C ~ 85°C

-10°C ~ 70°C

-30°C ~ 70°C

0°C ~ 70°C

-25°C ~ 70°C

-20°C ~ 70°C

-40°C ~ 125°C

-40°C ~ 85°C (TA)

-

-40°C ~ 105°C

-40°C ~ 125°C (TA)

0°C ~ 70°C (TA)

-40°C ~ 105°C (TA)

-30°C ~ 80°C

Programmable

Not Verified

Verified

Voltage - Supply

4.5V ~ 5.5V

2.7V ~ 5.5V

2.5V ~ 5.5V

2.7V ~ 3.6V

4.75V ~ 5.5V

4.75V ~ 5.25V

3V ~ 3.6V

2.7V ~ 3.3V, 4.5V ~ 5.5V

2V ~ 5.5V

2.7V ~ 3.7V

2.97V ~ 3.63V

2.8V ~ 5.5V

4V ~ 5.5V

2.7V ~ 3.3V

1.8V ~ 2.2V

3V

3V, 3.3V, 5V

5V

1.8V ~ 5.5V

3V ~ 6V

1.71V ~ 5.5V

3V ~ 5.5V

2.97V ~ 5.5V

1.3V ~ 4.4V

1.7V ~ 3.6V

1.7V ~ 5.5V

1.71V ~ 1.89V

2.3V ~ 5.5V

2.38V ~ 5.5V

2.4V ~ 5.5V

Time Format

HH:MM:SS (12/24 hr)

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

HH:MM:SS (24 hr)

HH:MM:SS:hh (24 hr)

HH:MM:SS

-

Date Format

YY-MM-DD-dd

YY-MM-DD

-

Features

Leap Year

Alarm, Leap Year

Alarm

Leap Year, SRAM

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

Alarm, Daylight Savings, NVSRAM

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

Alarm, Supervisor, Watchdog Timer

Alarm, Leap Year, Supervisor, Watchdog Timer

-

Leap Year, NVSRAM, Y2K

Alarm, Leap Year, Square Wave Output, Watchdog Timer

Leap Year, NVSRAM

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

Alarm, Leap Year, Watchdog Timer

Alarm, Y2K

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

Leap Year, Supervisor

Alarm, Leap Year, Square Wave Output

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

Leap Year, Watchdog Timer

Alarm, Leap Year, Square Wave Output, Supervisor, Watchdog Timer, Y2K

Alarm, Leap Year, Watchdog Timer, Y2K

Alarm, Leap Year, NVSRAM, Square Wave Output

Leap Year, Trickle-Charger

Alarm, Leap Year, SRAM

EEPROM, Leap Year, NVSRAM

Alarm, Leap Year, SRAM, Watchdog Timer

EEPROM, Leap Year

Audio, Leap Year, Trickle-Charger

Mounting Type

Through Hole

Surface Mount

-

Surface Mount, Wettable Flank

Product Filters

ETC Electronics

Categories

Anti-Static, ESD, Clean Room Products

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Board Mount Power Supplies

Boxes, Enclosures, Racks

Cable Assemblies

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Crystals, Oscillators, Resonators

Development Boards, Kits, Programmers

Discrete Semiconductors

Embedded Computers

External/Internal Power Supply

Fans, Thermal Management

Hardware & Fasteners Accessories

Industrial Automation and Controls

Industrial Supplies

Integrated Circuits ICs

Labels, Signs, Barriers, Identification

Line Protection, Distribution, Backups

Magnetics - Transformer, Inductor Components

Maker/DIY, Educational

Memory Cards, Modules

Motors, Actuators, Solenoids and Drivers

Networking Solutions

Optical Inspection Equipment

Optoelectronics

Prototyping, Fabrication Products

RF and Wireless

Sensors, Transducers

Soldering, Desoldering, Rework Products

Test and Measurement

Wire & Cable Management

Real Time Clocks ICs

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ETC Electronics is a professional distributor of electronic components based in HK and have locations in Russia European,Shenzhen,Shanghai of China. Main products are ICs, Diodes, Transistors, Capacitors, Resistors, LED, etc.

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