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  • RoHS Status
  • Package / Case
  • Time Format
  • Current - Timekeeping (Max)
  • Date Format
  • Features
  • Interface
  • Moisture Sensitivity Level (MSL)
  • Mounting Type
  • Operating Temperature
  • Packaging
  • Part Status

Attribute column

Categories

Clock/Timing - Real Time Clocks

View Mode:
3751 Results

Product

Inventory

Pricing(USD)

Quantity

Datasheet

RoHS

Factory Lead Time

Contact Plating

Mount

Mounting Type

Package / Case

Surface Mount

Number of Pins

Base/Housing Material

Battery Backup Switching

Body Orientation

Capacitance Tolerance

Contact Materials

Factory Pack Quantity

Maximum Operating Temperature

Memory Types

Minimum Operating Temperature

Mounting

Mounting Styles

RoHS

RTC Bus Interface

RTC Memory Size

Supply Voltage-Max

Supply Voltage-Min

Termination Method

Unit Weight

Operating Temperature

Packaging

Published

Series

JESD-609 Code

Pbfree Code

Part Status

Moisture Sensitivity Level (MSL)

Number of Terminations

ECCN Code

Type

Terminal Finish

Number of Rows

Gender

HTS Code

Capacitance

Pitch

Voltage - Supply

Terminal Position

Peak Reflow Temperature (Cel)

Supply Voltage

Terminal Pitch

Reach Compliance Code

Time@Peak Reflow Temperature-Max (s)

Base Part Number

Pin Count

JESD-30 Code

Function

Qualification Status

Number of Contacts

Housing Color

Operating Supply Voltage

Power Supplies

Interface

Memory Size

Operating Supply Current

Clock Frequency

Logic Function

External Data Bus Width

Number of Timers

Time Format

Date Format

Current - Timekeeping (Max)

Time-Min

Interrupt Capability

Voltage - Supply, Battery

Volatile

Features

Product Length

Product Width

Height

Height Seated (Max)

Length

Width

Radiation Hardening

REACH SVHC

RoHS Status

Lead Free

DS17887-3IND
DS17887-3IND

Maxim Integrated

97

-

Datasheet

19 Weeks

-

-

Through Hole

24-DIP Module (0.600, 15.24mm)

NO

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-40°C~85°C

Tube

2000

-

e3

yes

Active

1 (Unlimited)

24

EAR99

Clock/Calendar

Matte Tin (Sn)

-

-

8542.39.00.01

-

-

2.7V~3.7V

DUAL

NOT SPECIFIED

3V

2.54mm

not_compliant

NOT SPECIFIED

DS17887

24

R-PDIP-T24

-

Not Qualified

-

-

-

3V

Parallel

8KB

-

0.032MHz

-

8

1

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

2mA @ 2.7V~3.7V

SECONDS

Y

2.5V~3.7V

NO

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

-

-

-

9.398mm

33.782mm

15.24mm

-

-

ROHS3 Compliant

-

DS1557WP-120
DS1557WP-120

Maxim Integrated

120

-

Datasheet

6 Weeks

-

-

Surface Mount

34-PowerCap™ Module

YES

34

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

0°C~70°C

Tray

2003

-

e3

yes

Active

3 (168 Hours)

34

EAR99

Clock/Calendar

Matte Tin (Sn)

-

-

8473.30.11.80

-

-

2.97V~3.63V

DUAL

NOT SPECIFIED

3.3V

-

-

NOT SPECIFIED

DS1557

34

-

-

Not Qualified

-

-

-

3.3V

Parallel

512KB

-

0.032MHz

-

8

-

HH:MM:SS (24 hr)

YY-MM-DD-dd

4mA @ 3.3V

SECONDS

Y

3V

NO

Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K

-

-

-

-

-

-

-

-

ROHS3 Compliant

Lead Free

DS1554P-70
DS1554P-70

Maxim Integrated

In Stock

-

Datasheet

10 Weeks

-

-

Surface Mount

34-PowerCap™ Module

YES

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

0°C~70°C

Tube

2003

-

e3

yes

Active

3 (168 Hours)

34

EAR99

Clock/Calendar

Matte Tin (Sn)

-

-

8473.30.11.80

-

-

4.5V~5.5V

DUAL

245

5V

1.27mm

not_compliant

40

DS1554

34

R-XDMA-U34

-

Not Qualified

-

-

-

5V

Parallel

32KB

-

0.032MHz

-

8

-

HH:MM:SS (24 hr)

YY-MM-DD-dd

6mA @ 5V

SECONDS

Y

3V

NO

Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K

-

-

-

2.3368mm

25.019mm

23.495mm

-

-

ROHS3 Compliant

Lead Free

DS1554-70IND
DS1554-70IND

Maxim Integrated

256

-

Datasheet

6 Weeks

Tin

Through Hole

Through Hole

32-DIP Module (0.600, 15.24mm)

-

32

-

-

-

-

-

-

-

RAM

-

-

-

-

-

-

-

-

-

-

-40°C~85°C

Tube

2003

-

e3

yes

Active

1 (Unlimited)

32

EAR99

Clock/Calendar

-

-

-

8473.30.11.80

-

-

4.5V~5.5V

DUAL

-

5V

2.54mm

-

-

DS1554

32

-

-

-

-

-

5V

5V

Parallel

32KB

75mA

-

Clock

-

-

HH:MM:SS (24 hr)

YY-MM-DD-dd

6mA @ 5V

SECONDS

Y

-

NO

Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K

-

-

10.92mm

-

44.2mm

18.8mm

No

Unknown

ROHS3 Compliant

Lead Free

DS1556-70IND
DS1556-70IND

Maxim Integrated

In Stock

-

Datasheet

10 Weeks

-

-

Through Hole

32-DIP Module (0.600, 15.24mm)

NO

32

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-40°C~85°C

Tube

2003

-

e3

yes

Active

1 (Unlimited)

32

EAR99

Clock/Calendar

Matte Tin (Sn)

-

-

8473.30.11.80

-

-

4.5V~5.5V

DUAL

NOT SPECIFIED

5V

2.54mm

-

NOT SPECIFIED

DS1556

32

-

-

Not Qualified

-

-

-

5V

Parallel

128KB

-

-

-

8

-

HH:MM:SS (24 hr)

YY-MM-DD-dd

6mA @ 5V

SECONDS

Y

-

NO

Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K

-

-

-

10.922mm

43.053mm

15.24mm

-

-

ROHS3 Compliant

Lead Free

R2023T-E2-F
R2023T-E2-F

Nisshinbo

In Stock

-

-

-

-

-

-

TSSOP-10

-

-

-

No Backup Switching

-

-

-

2000

+ 85 C

-

- 40 C

-

SMD/SMT

Details

Serial, 2-Wire, I2C

-

5.5 V

1.7 V

-

0.006102 oz

-

MouseReel

-

R2023T

-

-

-

-

-

-

CMOS Real-Time Clock and Calendar

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Alarm, Calendar, Clock, Timer Interrupt

-

-

-

-

-

-

-

-

-

-

-

-

HH:MM:SS (12 hr, 24 hr)

YY-MM-DD-dd

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

R2025D-E2-F
R2025D-E2-F

Nisshinbo

In Stock

-

-

-

-

-

-

SON-22

-

-

-

No Backup Switching

-

-

-

1000

+ 85 C

-

- 40 C

-

SMD/SMT

Details

Serial, 2-Wire, I2C

-

5.5 V

1.7 V

-

-

-

MouseReel

-

R2025D

-

-

-

-

-

-

CMOS Real-Time Clock and Calendar

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Alarm, Calendar, Clock, Timer Interrupt

-

-

-

-

-

-

-

-

-

-

-

-

HH:MM:SS (12 hr, 24 hr)

YY-MM-DD-dd

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

R2221T-E2-F
R2221T-E2-F

Nisshinbo

In Stock

-

-

-

-

-

-

TSSOP-10

-

-

-

No Backup Switching

-

-

-

2000

+ 85 C

-

- 40 C

-

SMD/SMT

Details

Serial, 2-Wire, I2C

-

5.5 V

1.5 V

-

0.006102 oz

-

MouseReel

-

R2221T

-

-

-

-

-

-

CMOS Real-Time Clock and Calendar

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Alarm, Calendar, Clock, Timer Interrupt

-

-

-

-

-

-

-

-

-

-

-

-

HH:MM:SS (12 hr, 24 hr)

YY-MM-DD-dd

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

R2051S02-E2-F
R2051S02-E2-F

Nisshinbo

In Stock

-

-

-

-

-

-

SSOP-16

-

-

-

Backup Switching

-

-

-

2000

+ 85 C

-

- 40 C

-

SMD/SMT

Details

Serial, 2-Wire, I2C

-

5.5 V

750 mV

-

0.012810 oz

-

MouseReel

-

R2051S

-

-

-

-

-

-

CMOS Real-Time Clock and Calendar

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Alarm, Calendar, Clock, Timer Interrupt

-

-

-

-

-

-

-

-

-

-

-

-

HH:MM:SS (12 hr, 24 hr)

YY-MM-DD-dd

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

R2262L01-E2
R2262L01-E2

Nisshinbo

In Stock

-

-

-

-

-

-

QFN-18

-

-

-

Backup Switching

-

-

-

3000

+ 85 C

-

- 40 C

-

SMD/SMT

Details

Serial, 3-Wire

-

5.5 V

600 mV

-

-

-

MouseReel

-

R2262L

-

-

-

-

-

-

CMOS Real-Time Clock and Calendar

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Alarm, Calendar, Clock, Timer Interrupt

-

-

-

-

-

-

-

-

-

-

-

-

HH:MM:SS (12 hr, 24 hr)

YY-MM-DD-dd

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

R2051T01-E2-F
R2051T01-E2-F

Nisshinbo

In Stock

-

-

-

-

-

-

TSSOP-10

-

-

-

Backup Switching

-

-

-

2000

+ 85 C

-

- 40 C

-

SMD/SMT

Details

Serial, 2-Wire, I2C

-

5.5 V

750 mV

-

0.006102 oz

-

Reel

-

R2051T

-

-

-

-

-

-

CMOS Real-Time Clock and Calendar

-

-

-

-

0.1 uF

-

-

-

-

-

-

-

-

-

-

-

Alarm, Calendar, Clock, Timer Interrupt

-

-

-

-

-

-

-

-

-

-

-

-

BCD

BCD format

-

-

-

-

-

-

4.5 mm

4.5 x 6.4 x 1.27

-

-

-

-

-

-

-

-

R2023L-E2
R2023L-E2

Nisshinbo

In Stock

-

-

-

-

-

-

QFN-16

-

-

-

No Backup Switching

-

-

-

3000

+ 85 C

-

- 40 C

-

SMD/SMT

Details

Serial, 2-Wire, I2C

-

5.5 V

1.7 V

-

-

-

Reel

-

R2023L

-

-

-

-

-

-

CMOS Real-Time Clock and Calendar

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Alarm, Calendar, Clock, Timer Interrupt

-

-

-

-

-

-

-

-

-

-

-

-

BCD

BCD format

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

R2033T-E2-F
R2033T-E2-F

Nisshinbo

In Stock

-

-

-

Tin-Lead

-

-

TSSOP-10

-

-

PBT (Polybutylene Terephthalate)

No Backup Switching

Straight

-

Brass

2000

+ 85 C

-

- 40 C

Through Hole

SMD/SMT

Details

Serial, 3-Wire

-

5.5 V

1.7 V

Solder

0.006102 oz

-65 to 60 °C

MouseReel

-

R2033T

-

-

-

-

-

-

CMOS Real-Time Clock and Calendar

-

-

Header

-

-

3.9600 mm

-

-

-

-

-

-

-

-

-

-

Alarm, Calendar, Clock, Timer Interrupt

-

-

Black

-

-

-

-

-

-

-

-

-

HH:MM:SS (12 hr, 24 hr)

YY-MM-DD-dd

-

-

-

-

-

-

18.66 mm

-

-

-

-

-

-

-

-

-

R2061L01-E2
R2061L01-E2

Nisshinbo

In Stock

-

-

-

-

-

-

QFN-16

-

-

-

Backup Switching

Straight

-

-

3000

+ 85 C

-

- 40 C

Through Hole

SMD/SMT

Details

Serial, 3-Wire

-

5.5 V

750 mV

Solder

-

-55 to 125 °C

Reel

-

R2061L

-

-

-

-

-

-

DIN 41612

-

3

Pin

-

-

2.5400 mm

-

-

-

-

-

-

-

-

-

-

Alarm, Calendar, Clock, Timer Interrupt

-

96 POS

-

-

-

-

-

-

-

-

-

-

BCD

BCD format

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

In Stock

-

-

-

-

-

-

SSOP-8

-

-

-

Backup Switching

-

-

-

2000

+ 85 C

-

- 40 C

-

SMD/SMT

Details

Serial, 2-Wire, I2C

16 B

6 V

1.7 V

-

-

-

MouseReel

-

RS5C372

-

-

-

-

-

-

Serial RTC

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Alarm, Calendar, Clock

-

-

-

-

-

-

-

-

-

-

-

-

HH:MM:SS (12 hr, 24 hr)

YY-MM-DD-dd

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

R2043T-E2-F
R2043T-E2-F

Nisshinbo

In Stock

-

-

-

-

-

-

TSSOP-10

-

-

-

No Backup Switching

-

-

-

2000

+ 85 C

-

- 40 C

-

SMD/SMT

Details

Serial, 4-Wire, SPI

-

5.5 V

1.7 V

-

0.006102 oz

-

MouseReel

-

R2043T

-

-

-

-

-

-

CMOS Real-Time Clock and Calendar

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Alarm, Calendar, Clock, Timer Interrupt

-

-

-

-

-

-

-

-

-

-

-

-

HH:MM:SS (12 hr, 24 hr)

YY-MM-DD-dd

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

RS5C372B-E2-F
RS5C372B-E2-F

Nisshinbo

2000

-

-

-

-

-

-

SSOP-8

-

-

-

Backup Switching

-

5%

-

2000

+ 85 C

-

- 40 C

-

SMD/SMT

Details

Serial, 2-Wire, I2C

16 B

6 V

2 V

-

0.056943 oz

-

MouseReel

-

RS5C372

-

-

-

-

-

-

Serial RTC

-

-

-

-

0.0015 uF

-

-

-

-

-

-

-

-

-

-

-

Alarm, Calendar, Clock

-

-

-

-

-

-

-

-

-

-

-

-

HH:MM:SS (12 hr, 24 hr)

YY-MM-DD-dd

-

-

-

-

-

-

1.02 mm

1 x 0.5 x 0.56 mm

-

-

-

-

-

-

-

-

RV5C348B-E2-F
RV5C348B-E2-F

Nisshinbo

376

-

-

-

Gold

-

-

SSOP-10

-

-

PBT (Polybutylene Terephthalate)

Backup Switching

Right Angle

-

Phosphor Bronze

2000

+ 85 C

-

- 40 C

Through Hole

SMD/SMT

Details

Serial, 4-Wire

16 B

5.5 V

2 V

Solder

-

-

MouseReel

-

RV5C348

-

-

-

-

-

-

CMOS Real Time Clock ICs

-

-

Receptacle

-

-

2.5400 mm

-

-

-

-

-

-

-

-

-

-

Alarm, Calendar, Clock

-

-

-

-

-

-

-

-

-

-

-

-

HH:MM:SS (12 hr, 24 hr)

YY-MM-DD-dd

-

-

-

-

-

-

89.03 mm

-

-

-

-

-

-

-

-

-

RV5C387A-E2-F
RV5C387A-E2-F

Nisshinbo

18000

-

-

-

Gold

-

-

SSOP-10

-

-

Thermoplastic

No Backup Switching

Straight

-

Copper Alloy

2000

+ 85 C

-

- 40 C

Surface Mount

SMD/SMT

Details

Serial, 2-Wire, I2C

16 B

5.5 V

2 V

Solder

0.010970 oz

-

MouseReel

-

RV5C387

-

-

-

-

-

-

CMOS Real-Time Clock and Calendar

-

-

Plug

-

-

0.5000 mm

-

-

-

-

-

-

-

-

-

-

Alarm, Calendar, Clock, Timer Interrupt

-

-

-

-

-

-

-

-

-

-

-

-

HH:MM:SS (12 hr, 24 hr)

YY-MM-DD-dd

-

-

-

-

-

-

61.8 mm

-

-

-

-

-

-

-

-

-

RS5C338A-E2-F
RS5C338A-E2-F

Nisshinbo

In Stock

-

-

-

-

-

-

SSOP-10

-

-

-

Backup Switching

-

-

-

2000

+ 85 C

-

- 40 C

-

SMD/SMT

Details

Serial, 3-Wire

16 B

5.5 V

2 V

-

-

-

Reel

-

RS5C338

-

-

-

-

-

-

Serial RTC

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Alarm, Calendar, Clock

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BCD

BCD format

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