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Categories

Clock/Timing - Real Time Clocks

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3751 Results

Product

Inventory

Pricing(USD)

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Datasheet

RoHS

Lifecycle Status

Mount

Mounting Type

Package / Case

Mounting Feature

Number of Pins

Shell Material

Supplier Device Package

Material

Weight

Conductor Material

Jacket (Insulation) Material

Manufacturer Package Identifier

Base Product Number

Battery Backup Switching

Bus Type

Cable Types

Colour front ring

Connections

Construction type lens

Contact Finish Mating

Contact Materials

Content

Degree of protection (IP), front side

Labelled

Lead Free Status / RoHS Status

Manufacturer Lifecycle Status

Material front ring

Max. temperature

Maximum Operating Supply Voltage

Maximum Operating Temperature

Memory Types

Mfr

Min. temperature

Minimum Operating Supply Voltage

Minimum Operating Temperature

Mounting

Mounting Styles

MSL

Operating Supply Voltage (Max)

Operating Supply Voltage (Min)

Operating Supply Voltage (Typ)

Operating Temperature (Max.)

Operating Temperature (Min.)

Operating Temperature Classification

Package

Package Type

Primary Material

Product Status

Rad Hardened

RoHS

RTC Bus Interface

RTC Memory Size

Schedule B

Supplier Package

Supply Voltage-Max

Supply Voltage-Min

SVHC

Thread length

Tolerance ±

Usage Level

With front ring

Operating Temperature

Packaging

Series

Tolerance

Part Status

Moisture Sensitivity Level (MSL)

Termination

Connector Type

Type

Resistance

Max Operating Temperature

Min Operating Temperature

Color

Capacitance

Fastening Type

Subcategory

Technology

Voltage - Supply

Orientation

Frequency

Base Part Number

Output

Shell Finish

Pin Count

Function

Number of Outputs

Lead Pitch

Operating Supply Voltage

ESR (Equivalent Series Resistance)

Wire Gauge

Voltage

Interface

Max Supply Voltage

Ripple Current

Min Supply Voltage

Memory Size

Jacket Color

Conductor Strand

Jacket (Insulation) Diameter

Access Time

Logic Function

Memory Format

Memory Interface

Write Cycle Time - Word, Page

Product Type

Max Frequency

Screening Level

Time Format

Date Format

Current - Timekeeping (Max)

Voltage - Supply, Battery

Features

Height

Length

Width

Jacket (Insulation) Thickness

Length (in)

Radiation Hardening

REACH SVHC

Lead Free

Ratings

DS1672U-2
DS1672U-2

Analog Devices

28884
Datasheet

-

-

Surface Mount

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

-

-

-

8-uMAX/uSOP

-

-

-

-

-

DS1672

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Analog Devices Inc./Maxim Integrated

-

-

-

-

-

-

-

-

-

-

-

-

Tube

-

-

Obsolete

-

-

-

-

-

-

-

-

-

-

-

-

-

-40°C ~ 85°C

-

-

-

-

-

-

-

Binary Counter

-

-

-

-

-

-

-

-

1.8V ~ 2.2V

-

-

-

-

-

-

-

-

-

-

-

-

-

I²C, 2-Wire Serial

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Binary

Binary

500µA @ 2.2V

1.3V ~ 3.63V

Trickle-Charger

-

-

-

-

-

-

-

-

-

DS1644-120
DS1644-120

Analog Devices

22
Datasheet

-

-

Through Hole

28-DIP Module (0.600, 15.24mm)

-

-

-

28-EDIP

-

-

-

-

-

DS1644

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Analog Devices Inc./Maxim Integrated

-

-

-

-

-

-

-

-

-

-

-

-

Tube

-

-

Obsolete

-

-

-

-

-

-

-

-

-

-

-

-

-

0°C ~ 70°C

-

-

-

-

-

-

-

Clock/Calendar

-

-

-

-

-

-

-

-

4.5V ~ 5.5V

-

-

-

-

-

-

-

-

-

-

-

-

-

Parallel

-

-

-

32KB

-

-

-

-

-

-

-

-

-

-

-

HH:MM:SS (24 hr)

YY-MM-DD-dd

4mA @ 4.5V ~ 5.5V

-

Leap Year, NVSRAM

-

-

-

-

-

-

-

-

-

DS1672S-33
DS1672S-33

Analog Devices

9
Datasheet

-

-

Surface Mount

8-SOIC (0.154, 3.90mm Width)

-

-

-

8-SOIC

-

-

-

-

-

DS1672

Backup Switching

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

+ 85 C

-

Analog Devices Inc./Maxim Integrated

-

-

- 40 C

-

SMD/SMT

MSL 1 - Unlimited

-

-

-

-

-

-

Tube

-

-

Active

-

-

Serial

-

-

-

3.63 V

2.97 V

-

-

-

-

-

-40°C ~ 85°C

-

-

-

-

-

-

-

Binary Counter

-

-

-

-

-

-

Clock & Timer ICs

-

2.97V ~ 3.63V

-

-

-

-

-

-

Calendar, Clock, Elapsed Time Counter

-

-

-

-

-

-

I²C, 2-Wire Serial

-

-

-

-

-

-

-

-

-

-

-

-

Real Time Clocks

-

-

Binary

Binary

500µA @ 3.63V

1.3V ~ 3.63V

Trickle-Charger

-

-

-

-

-

-

-

-

-

DS17285-3
DS17285-3

Analog Devices

In Stock

-

Datasheet

-

-

Through Hole

24-DIP (0.600, 15.24mm)

-

-

-

24-PDIP

-

-

-

-

-

DS17285

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Siemens

-

-

-

-

-

-

-

-

-

-

-

-

Bulk

-

-

Active

-

-

-

-

-

-

-

-

-

-

-

-

-

0°C ~ 70°C

-

*

-

-

-

-

-

Clock/Calendar

-

-

-

-

-

-

-

-

2.7V ~ 3.7V

-

-

-

-

-

-

-

-

-

-

-

-

-

Parallel

-

-

-

2KB

-

-

-

-

-

-

-

-

-

-

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

2mA @ 2.7V ~ 3.7V

2.5V ~ 3.7V

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

-

-

-

-

-

-

-

-

-

DS1302
DS1302

Analog Devices

41
Datasheet

-

-

Through Hole

8-DIP (0.300, 7.62mm)

-

-

-

8-PDIP

-

-

-

-

-

DS1302

Backup Switching

-

-

-

Print

-

-

-

1pc(s)

-

-

-

-

-

70°C

-

+ 70 C

-

Analog Devices Inc./Maxim Integrated

-25°C

-

0 C

-

Through Hole

-

-

-

-

-

-

-

Tube

-

-

Active

-

-

Serial, 3-Wire

31 B

-

-

5.5 V

2 V

No SVHC (10-Jun-2022)

8mm

20%

-

-

0°C ~ 70°C

-

-

-

-

-

-

-

APM4A1MM

1MΩ

-

-

-

-

-

Clock & Timer ICs

-

2V ~ 5.5V

-

-

-

Mono

-

-

Calendar, Clock, NV Timekeeping RAM, Trickle Charger

-

-

-

-

-

-

3-Wire Serial

-

-

-

31 B

-

-

-

-

-

-

-

-

Real Time Clocks

-

-

HH:MM:SS (12/24 hr)

Day; Date; Month; Year

0.3µA ~ 1µA @ 2V ~ 5V

2V ~ 5.5V

Leap Year, NVSRAM, Trickle-Charger

-

-

-

-

-

-

-

Contains Lead

-

DS1254WB-C02
DS1254WB-C02

Analog Devices

In Stock

-

Datasheet

-

Surface Mount

Surface Mount

80-BBGA

-

80

-

80-BGA (40x40)

-

-

-

-

-

DS1254

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

PEI-Genesis

-

-

-

-

-

-

-

-

-

-

-

-

Bulk

-

-

Active

-

Compliant

-

-

-

-

-

-

-

-

-

-

-

-

-

*

-

-

-

-

-

Phantom Time Chip

-

70 °C

0 °C

-

-

-

-

-

3V ~ 3.7V

-

-

-

-

-

-

-

-

-

-

-

-

-

Parallel

-

-

-

2 MB

-

-

-

-

-

-

-

-

-

-

-

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

YY-MM-DD-dd

-

3V

Leap Year, NVSRAM

-

-

-

-

-

-

-

-

-

DS1390U-3 T&R
DS1390U-3 T&R

Analog Devices

16
Datasheet

-

-

Surface Mount

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

-

-

-

10-uMAX/uSOP

-

-

-

-

-

DS1390

Backup Switching

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

+ 85 C

-

Glenair

-

-

- 40 C

-

SMD/SMT

-

-

-

-

-

-

-

Retail Package

-

-

Active

-

-

Serial, 3-Wire, SPI

-

-

-

3.3 V

2.7 V

-

-

-

-

-

-40°C ~ 85°C

-

*

-

-

-

-

-

Clock/Calendar

-

-

-

-

-

-

Clock & Timer ICs

-

2.7V ~ 3.3V

-

-

-

-

-

-

Calendar, Clock, Trickle Charger

-

-

-

-

-

-

SPI

-

-

-

-

-

-

-

-

-

-

-

-

Real Time Clocks

-

-

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

YY-MM-DD-dd

125µA @ 2.7V ~ 3.3V

1.3V ~ 3.7V

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

-

-

-

-

-

-

-

-

-

DS3232S#
DS3232S#

Analog Devices

838
Datasheet

Production (Last Updated: 1 month ago)

Surface Mount

Surface Mount

20-SOIC (0.295, 7.50mm Width)

-

20

-

20-SOIC

-

800.987426 mg

-

-

W20#H2

DS3232

Backup Switching

-

-

-

-

-

-

-

-

-

-

-

PRODUCTION (Last Updated: 1 month ago)

-

-

-

+ 70 C

SRAM

Glenair

-

-

0 C

-

SMD/SMT

MSL 1 - Unlimited

-

-

-

-

-

-

Retail Package

-

-

Active

-

Compliant

I2C, Serial

236 B

8542390000/8542390000/8542390000/8542390000/8542390000/8542390000/8542390000/8542390000/8542390000/8542390000/8542390000/8542390000/8542390000/8542390000/8542390000/8542390000/8542390000/8542390000/8542390000/8542390000/8542390000/8542390000/8542390000/85

-

5.5 V

2.3 V

-

-

-

-

-

0°C ~ 70°C

Cut Tape

*

-

-

-

SMD/SMT

-

Clock/Calendar

-

70 °C

0 °C

-

-

-

Clock & Timer ICs

-

2.3V ~ 5.5V

-

32.768 kHz

-

-

-

-

Calendar, Clock

1

-

-

-

-

-

I2C

5.5 V

-

2.3 V

236 B

-

-

-

-

Clock

-

-

-

Real Time Clocks

400 kHz

-

HH:MM:SS

YY-MM-DD-dd

120µA ~ 160µA @ 3.3V ~ 5.5V

2.3V ~ 5.5V

Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal

2.35 mm

13 mm

7.6 mm

-

-

No

No SVHC

Lead Free

-

DP8570AV
DP8570AV

National Semiconductor

483
-

-

-

Panel Mount, Through Hole

28-LCC (J-Lead)

Flange

-

Stainless Steel

28-PLCC (11.51x11.51)

-

-

-

-

-

DP8570

-

-

-

-

-

-

Gold

Copper Alloy

-

-

-

-

-

-

-

-

-

-

Glenair

-

-

-

-

-

-

-

-

-

-

-

-

Retail Package

-

Metal

Active

-

-

-

-

-

-

-

-

-

-

-

-

-

-65°C ~ 175°C

-

806

-

-

-

Solder

Receptacle, Female Sockets

Timer Clock Peripheral (TCP)

-

-

-

Silver

-

Threaded

-

-

4.5V ~ 5.5V

E

-

-

-

Passivated

-

-

-

-

-

-

-

-

Parallel

-

-

-

44B

-

-

-

-

-

-

-

-

-

-

-

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

YY-MM-DD-dd

1µA @ 5V

2.2V ~ 5.1V

Ground

-

-

-

-

-

-

-

-

-

X1B000242000100
X1B000242000100

Epson

15000

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

PEI-Genesis

-

-

-

Surface Mount

-

-

-

-

-

-

-

-

Bulk

SOP

-

Active

No

Compliant

-

-

-

-

-

-

-

-

-

-

-

-

-

*

-

-

-

-

-

-

-

85 °C

-40 °C

-

-

-

-

-

-

-

-

-

-

-

8

-

-

-

3 V

-

-

-

-

-

-

-

-

-

-

-

-

Clock

-

-

-

-

-

-

HH:MM:SS

-

-

-

-

-

-

-

-

-

-

-

-

-

RTC-8564JE B
RTC-8564JE B

Epson

1000
-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Serial (I2C)

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

PEI-Genesis

-

-

-

Surface Mount

-

-

5.5(V)

1.8(V)

3(V)

85C

-40C

INDUSTRIALC

Bulk

VSOJ

-

Active

No

-

-

-

-

-

-

-

-

-

-

-

-

-

-

*

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

20

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

HH:MM:SS

DW:DM:M:Y

-

-

-

-

-

-

-

-

-

-

-

-

X1B000421000215
X1B000421000215

Epson

20000

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Glenair

-

-

-

-

-

-

-

-

-

-

-

-

Retail Package

-

-

Active

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

*

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

DS1254WB2-150
DS1254WB2-150

Analog Devices

In Stock

-

Datasheet

-

-

Surface Mount

80-BBGA

-

-

-

80-BGA (40x40)

-

-

-

-

-

DS1254

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Glenair

-

-

-

-

-

-

-

-

-

-

-

-

Retail Package

-

-

Active

-

-

-

-

-

-

-

-

-

-

-

-

-

0°C ~ 70°C

-

*

-

-

-

-

-

Phantom Time Chip

-

-

-

-

-

-

-

-

3V ~ 3.7V

-

-

-

-

-

-

-

-

-

-

-

-

-

Parallel

-

-

-

2MB

-

-

-

-

-

-

-

-

-

-

-

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

YY-MM-DD-dd

7mA @ 3.3V

3V

Leap Year, NVSRAM

-

-

-

-

-

-

-

-

-

DS1685-3
DS1685-3

Analog Devices

49
Datasheet

-

-

Through Hole

24-DIP (0.600, 15.24mm)

-

-

-

24-PDIP

-

-

-

-

-

DS1685

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Glenair

-

-

-

-

-

-

-

-

-

-

-

-

Retail Package

-

-

Active

-

-

-

-

-

-

-

-

-

-

-

-

-

0°C ~ 70°C

-

*

-

-

-

-

-

Clock/Calendar

-

-

-

-

-

-

-

-

2.7V ~ 3.7V

-

-

-

-

-

-

-

-

-

-

-

-

-

Parallel

-

-

-

242B

-

-

-

-

-

-

-

-

-

-

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

2mA @ 3V

2.5V ~ 3.7V

Alarm, NVSRAM, Square Wave Output, Y2K

-

-

-

-

-

-

-

-

-

DS12885
DS12885

Analog Devices

1638
Datasheet

-

-

Through Hole

24-DIP (0.600, 15.24mm)

-

-

-

24-PDIP

UL94 V-2 Nylon 6/6

-

-

-

-

DS12885

Backup Switching

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

+ 70 C

-

Analog Devices Inc./Maxim Integrated

-

-

0 C

-

Through Hole

MSL 1 - Unlimited

-

-

-

-

-

-

Tube

-

-

Obsolete

-

-

Multiplexed

114 B

-

-

5.5 V

4.5 V

-

-

-

-

-

0°C ~ 70°C

-

-

-

-

-

-

-

Binder Screw

-

-

-

Natural

-

-

Clock & Timer ICs

-

4.5V ~ 5.5V

-

-

-

-

-

-

Alarm, Calendar, Clock

-

-

-

-

-

-

Parallel

-

-

-

114B

-

-

-

-

-

-

-

-

Real Time Clocks

-

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

15mA @ 4.5V ~ 5.5V

2.5V ~ 4V

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

-

-

-

-

1

-

-

-

-

DS1643P100
DS1643P100

MAXIM Dallas

In Stock

-

-

-

-

Surface Mount

64-LQFP

-

-

-

64-TQFP (10x10)

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Volatile

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-40°C ~ 85°C (TA)

Tape & Reel (TR)

--

-

Obsolete

-

-

-

-

-

-

-

-

-

-

-

SRAM - Dual Port, Asynchronous

4.5 V ~ 5.5 V

-

-

IDT7130

-

-

-

-

-

-

-

-

-

-

-

-

-

-

8Kb (1K x 8)

-

-

-

25ns

-

SRAM

Parallel

25ns

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

1337BCSRGI8
1337BCSRGI8

Renesas

In Stock

-

-

-

Through Hole

Surface Mount

16-SOIC (0.295, 7.50mm Width)

-

-

-

16-SOIC

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Renesas Electronics America Inc

-

-

-

-

-

-

-

-

-

-

-

-

Tape & Reel (TR)

-

-

Obsolete

-

Non-Compliant

-

-

-

-

-

-

-

-

-

-

-

-40°C ~ 85°C

-

-

20 %

-

-

-

-

Clock/Calendar

-

105 °C

-25 °C

-

82 µF

-

-

-

1.8V ~ 5.5V

-

-

-

-

-

-

-

-

10 mm

-

3.032 Ω

-

-

I²C

-

560 mA

-

-

-

-

-

-

-

-

-

-

-

-

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

-

-

Alarm, Leap Year, Square Wave Output

-

-

-

-

-

-

-

-

-

5T90008CPII
5T90008CPII

Renesas

In Stock

-

-

-

-

-

-

-

-

-

-

-

-

Copper, Tinned

Ethylene Tetrafluoroethylene (ETFE), Irradiated

-

-

-

Serial I2C

Hook-Up, Dual Wall

-

-

-

-

-

-

-

-

--

-

-

-

5.5 V

-

-

-

-

2.3 V

-

Surface Mount

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

SOIC

-

-

-

-

-

Industrial grade

-

-65°C ~ 150°C

-

MIL-W-81044 and MIL-C-27500, 44A0111

-

Active

--

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

20

Clock/Calendar/Alarm/Battery Backup

-

-

2.5, 3.3, 5 V

-

26 AWG

600V

-

-

-

-

-

Black

19/38

0.032 (0.81mm)

-

-

-

-

-

-

-

Industrial

HH:MM:SS

-

-

-

--

-

1.00 (0.30m)

-

--

-

-

-

-

--

DS2415PT&R
DS2415PT&R

MAXIM Dallas

In Stock

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

1337BCSRGI
1337BCSRGI

Renesas

In Stock

-

-

-

-

Surface Mount

16-SOIC (0.295, 7.50mm Width)

-

-

-

16-SOIC

-

-

-

-

-

-

-

-

-

Stainless steel

-

Round

-

-

-

IP67

No

-

-

Metal

-

-

-

-

Renesas Electronics America Inc

-

-

-

-

-

-

-

-

-

-

-

-

Tube

-

-

Obsolete

-

-

-

-

-

-

-

-

-

-

-

-

Yes

-40°C ~ 85°C

-

-

-

-

-

-

-

Clock/Calendar

-

-

-

-

-

-

-

-

1.8V ~ 5.5V

-

-

-

-

-

-

-

-

-

-

-

-

-

I²C

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

-

-

Alarm, Leap Year, Square Wave Output

-

-

-

-

-

-

-

-

-

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