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Attribute column

Categories

Clock/Timing - Real Time Clocks

View Mode:
3751 Results

Product

Inventory

Pricing(USD)

Quantity

Datasheet

RoHS

Factory Lead Time

Lifecycle Status

Contact Plating

Mount

Mounting Type

Package / Case

Surface Mount

Number of Pins

Supplier Device Package

Weight

Usage Level

Operating Temperature

Packaging

Published

Series

JESD-609 Code

Pbfree Code

Part Status

Moisture Sensitivity Level (MSL)

Number of Terminations

ECCN Code

Type

Terminal Finish

Max Operating Temperature

Min Operating Temperature

Additional Feature

HTS Code

Voltage - Supply

Terminal Position

Peak Reflow Temperature (Cel)

Supply Voltage

Terminal Pitch

Frequency

Time@Peak Reflow Temperature-Max (s)

Base Part Number

Pin Count

JESD-30 Code

Number of Outputs

Qualification Status

Operating Supply Voltage

Power Supplies

Interface

Max Supply Voltage

Min Supply Voltage

Memory Size

Operating Supply Current

Nominal Supply Current

RAM Size

Number of Bits

Clock Frequency

Access Time

Logic Function

Data Bus Width

Density

Screening Level

External Data Bus Width

Word Size

RAM (words)

Number of Timers

Time Format

Non-Volatile Memory

Date Format

Current - Timekeeping (Max)

Time-Min

Interrupt Capability

Voltage - Supply, Battery

Volatile

Information Access Method

Features

Height

Height Seated (Max)

Length

Width

Thickness

Radiation Hardening

REACH SVHC

RoHS Status

Lead Free

PT7C4337WEX
PT7C4337WEX

Diodes Incorporated

16500
Datasheet

8 Weeks

-

-

Surface Mount

Surface Mount

8-SOIC (0.154, 3.90mm Width)

-

8

-

-

Industrial grade

-40°C~85°C TA

Tape & Reel (TR)

2013

-

-

-

Active

1 (Unlimited)

8

EAR99

Clock/Calendar

-

-

-

-

-

1.8V~5.5V

DUAL

-

3.3V

1.27mm

-

-

-

-

-

-

Not Qualified

-

2/5V

I2C, 2-Wire Serial

-

-

-

-

-

-

-

0.032MHz

-

-

-

-

-

-

-

-

1

HH:MM:SS (12/24 hr)

-

YY-MM-DD-dd

0.8μA @ 1.3V~1.8V

SECONDS

Y

-

YES

I2C

Alarm, Leap Year, Square Wave Output

-

1.75mm

4.9mm

3.9mm

-

-

-

ROHS3 Compliant

-

M41T94MQ6E
M41T94MQ6E

STMicroelectronics

1

-

Datasheet

-

-

-

Surface Mount

Surface Mount

16-SOIC (0.154, 3.90mm Width)

-

16

-

-

-

-40°C~85°C

Tube

-

-

e4

-

Obsolete

1 (Unlimited)

16

EAR99

Clock/Calendar

Nickel/Palladium/Gold (Ni/Pd/Au)

-

-

-

-

2.7V~5.5V

DUAL

260

3V

1.27mm

-

30

M41T94

16

-

3

-

-

-

SPI

-

-

-

-

-

44B

-

-

-

Clock

-

-

-

-

-

-

1

HH:MM:SS:hh (24 hr)

44 B

YY-MM-DD-dd

1.4mA @ 2.7V~5.5V

1/100SECOND

Y

2.5V~3.5V

-

-

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

1.6mm

-

10mm

4mm

-

No

No SVHC

ROHS3 Compliant

Lead Free

M48T02-150PC1
M48T02-150PC1

STMicroelectronics

560

-

Datasheet

25 Weeks

ACTIVE (Last Updated: 7 months ago)

-

Through Hole

Through Hole

24-DIP Module (0.600, 15.24mm)

-

24

-

-

Commercial grade

0°C~70°C

Tube

-

Timekeeper®

e3

-

Active

1 (Unlimited)

24

EAR99

Clock/Calendar

Matte Tin (Sn)

-

-

10 YEARS DATA RETENTION; ACCURACY 1 MIN/MONTH @ 25 DEGREE C; WRITE PROTECT VOLTAGE = 4.5V

8542.39.00.01

4.75V~5.5V

DUAL

-

5V

2.54mm

150GHz

-

M48T02

24

-

-

-

5V

5V

Parallel

-

-

2kB

-

80mA

-

-

-

150 ns

Clock

-

-

-

-

-

2040

-

HH:MM:SS (24 hr)

-

YY-MM-DD-dd

3mA @ 4.7V~5.5V

SECONDS

N

-

NO

-

Leap Year

8.89mm

-

34.8mm

18.34mm

-

No

No SVHC

ROHS3 Compliant

Lead Free

M48T35AV-10PC1
M48T35AV-10PC1

STMicroelectronics

425

-

Datasheet

25 Weeks

-

-

Through Hole

Through Hole

28-DIP Module (0.600, 15.24mm)

-

28

-

-

Commercial grade

0°C~70°C

Tube

-

Timekeeper®

e3

-

Active

1 (Unlimited)

28

EAR99

Clock/Calendar

Matte Tin (Sn)

-

-

-

8542.39.00.01

3V~3.6V

DUAL

-

3.3V

2.54mm

100GHz

-

M48T35

28

-

-

-

3.3V

-

Parallel

-

-

32kB

30mA

30mA

-

-

-

100 ns

-

8b

256 kb

-

-

8b

-

-

HH:MM:SS (24 hr)

-

YY-MM-DD-dd

2mA @ 3V~3.6V

SECONDS

N

-

NO

-

Leap Year

8.89mm

-

39.88mm

18.34mm

-

No

No SVHC

ROHS3 Compliant

Lead Free

M41T93SQA6F
M41T93SQA6F

STMicroelectronics

1595
Datasheet

10 Weeks

ACTIVE (Last Updated: 7 months ago)

-

Surface Mount

Surface Mount

16-VQFN Exposed Pad

-

16

-

57.09594mg

Industrial grade

-40°C~85°C

Tape & Reel (TR)

-

-

e3

-

Active

1 (Unlimited)

16

EAR99

Clock/Calendar

Matte Tin (Sn) - annealed

-

-

-

8542.39.00.01

3V~5.5V

QUAD

260

-

0.65mm

-

40

M41T93

16

-

-

-

-

3.3/5V

SPI

-

-

-

-

-

-

8

5MHz

-

Clock

-

-

-

-

-

-

1

HH:MM:SS:hh (24 hr)

7 B

YY-MM-DD-dd

10μA @ 5.5V

1/100SECOND

Y

1.8V~5.5V

-

-

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

-

1mm

4mm

4mm

-

No

-

ROHS3 Compliant

Lead Free

DP8573AVX
DP8573AVX

Texas Instruments

In Stock

-

Datasheet

-

-

-

Surface Mount

Surface Mount

28-LCC (J-Lead)

-

28

-

-

-

-40°C~85°C

Tape & Reel (TR)

-

-

e0

-

Obsolete

2A (4 Weeks)

28

EAR99

Clock/Calendar

Tin/Lead (Sn/Pb)

-

-

PRESCALED XTAL OSCILLATOR OUTPUT FOR RTC; POWER FAIL I/P FOR BUS LOCK-OUT

8542.39.00.01

4.5V~5.5V

QUAD

245

5V

1.27mm

-

30

DP8573

28

-

-

-

5V

-

Parallel

-

-

32B

-

-

-

-

-

-

Clock

-

-

-

8

-

-

-

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

-

YY-MM-DD-dd

1μA @ 5V

1/100SECOND

Y

2.2V~5.1V

YES

-

Alarm, Leap Year

-

4.57mm

11.43mm

11.43mm

-

No

-

Non-RoHS Compliant

Contains Lead

M41T00M6E
M41T00M6E

STMicroelectronics

21700

-

Datasheet

-

-

-

Surface Mount

Surface Mount

8-SOIC (0.154, 3.90mm Width)

-

8

8-SO

-

-

-40°C~85°C

Tube

-

-

-

-

Obsolete

1 (Unlimited)

-

-

Clock/Calendar

-

85°C

-40°C

-

-

2V~5.5V

-

-

-

-

-

-

M41T00

-

-

-

-

-

-

I2C, 2-Wire Serial

5.5V

2V

1B

-

-

8B

-

-

-

Clock

-

-

-

-

-

-

-

HH:MM:SS

8 B

YY-MM-DD-dd

70μA @ 2V~5.5V

-

-

2.5V~3.5V

-

-

Leap Year

1.25mm

-

5mm

4mm

-

-

No SVHC

Non-RoHS Compliant

Lead Free

PCF85063AT/AY
PCF85063AT/AY

NXP USA Inc.

25000

-

Datasheet

7 Weeks

-

-

-

Surface Mount

8-SOIC (0.154, 3.90mm Width)

YES

-

-

-

Industrial grade

-40°C~85°C

Tape & Reel (TR)

2005

-

-

-

Active

2 (1 Year)

8

EAR99

Clock/Calendar

-

-

-

-

8542.39.00.01

0.9V~5.5V

DUAL

NOT SPECIFIED

3.3V

1.27mm

-

NOT SPECIFIED

-

8

R-PDSO-G8

-

-

-

-

I2C, 2-Wire Serial

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

1

HH:MM:SS (12/24 hr)

-

YY-MM-DD-dd

0.6μA @ 3.3V

-

-

-

-

I2C

Alarm, Leap Year, Square Wave Output

-

1.75mm

4.9mm

3.9mm

-

-

-

ROHS3 Compliant

-

BQ4802LYDW
BQ4802LYDW

Texas Instruments

1000

-

-

6 Weeks

ACTIVE (Last Updated: 1 week ago)

Gold

Surface Mount

Surface Mount

28-SOIC (0.295, 7.50mm Width)

-

28

-

730.794007mg

-

0°C~70°C

Tube

-

-

e4

yes

Active

1 (Unlimited)

28

EAR99

Clock/Calendar

-

-

-

-

-

2.7V~3.6V

DUAL

260

3.3V

1.27mm

-

-

BQ4802

28

-

8

-

3.3V

-

Parallel

-

-

-

-

-

-

-

0.032MHz

-

Clock

-

-

-

-

-

-

1

HH:MM:SS (12/24 hr)

-

YY-MM-DD-dd

1.5mA Typ @ 2.7 V~3.6 V

SECONDS

Y

2.4V~4V

YES

-

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

2.65mm

-

17.9mm

7.5mm

2.35mm

No

No SVHC

ROHS3 Compliant

Lead Free

PCF85263AT/AJ
PCF85263AT/AJ

NXP USA Inc.

2000

-

Datasheet

7 Weeks

-

-

-

Surface Mount

8-SOIC (0.154, 3.90mm Width)

YES

-

-

-

Industrial grade

-40°C~85°C

Tape & Reel (TR)

2010

-

-

-

Active

1 (Unlimited)

8

EAR99

Clock/Calendar

-

-

-

-

8542.39.00.01

0.9V~5.5V

DUAL

NOT SPECIFIED

3.3V

1.27mm

-

NOT SPECIFIED

-

8

R-PDSO-G8

-

-

-

-

I2C, 2-Wire Serial

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

1

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

-

YY-MM-DD-dd

0.885μA @ 3.3V

-

-

0.9V~5.5V

-

I2C

Alarm, Leap Year, Watchdog Timer

-

1.75mm

4.9mm

3.9mm

-

-

-

ROHS3 Compliant

-

MCP79400T-I/MNY
MCP79400T-I/MNY

Microchip Technology

33000

-

Datasheet

6 Weeks

-

-

Surface Mount

Surface Mount

8-WFDFN Exposed Pad

-

8

-

-

Automotive grade

-40°C~85°C

Tape & Reel (TR)

2007

-

e4

-

Active

1 (Unlimited)

8

EAR99

Clock/Calendar

Nickel/Palladium/Gold (Ni/Pd/Au)

-

-

-

-

1.8V~5.5V

DUAL

260

2.5V

0.5mm

-

40

MCP79400

8

-

-

-

-

2/5V

I2C, 2-Wire Serial

-

-

64B

-

-

-

-

0.4MHz

-

Clock

-

-

TS 16949

-

-

-

1

HH:MM:SS (12/24 hr)

-

YY-MM-DD-dd

1.2μA Typ @ 3.3V

SECONDS

Y

1.3V~5.5V

NO

I2C

Alarm, Leap Year, Square Wave Output, SRAM, Unique ID

-

-

3mm

2mm

-

No

-

ROHS3 Compliant

-

MCP795W22-I/SL
MCP795W22-I/SL

Microchip Technology

6

-

Datasheet

5 Weeks

-

-

Surface Mount

Surface Mount

14-SOIC (0.154, 3.90mm Width)

-

14

-

-

Industrial grade

-40°C~85°C

Tube

2012

-

e3

-

Active

1 (Unlimited)

14

EAR99

Clock/Calendar

Matte Tin (Sn) - annealed

-

-

ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ

8542.39.00.01

1.8V~3.6V

DUAL

260

5V

1.27mm

-

40

MCP795W22

14

-

-

-

-

2/5V

SPI

-

-

64B

-

-

-

8

10MHz

-

Clock

-

-

-

-

-

-

-

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

-

YY-MM-DD-dd

1μA @ 1.8V~5.5V

1/100SECOND

Y

1.3V~3.6V

NO

-

Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer

1.25mm

-

8.65mm

3.9mm

-

No

-

ROHS3 Compliant

-

MCP7940N-E/MS
MCP7940N-E/MS

Microchip Technology

512

-

Datasheet

7 Weeks

-

-

-

Surface Mount

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

YES

8

-

139.989945mg

Automotive grade

-40°C~125°C

Tube

2012

Automotive, AEC-Q100

e3

-

Active

2 (1 Year)

8

EAR99

Clock/Calendar

Matte Tin (Sn) - annealed

-

-

-

-

1.8V~5.5V

DUAL

260

2.5V

0.65mm

-

40

MCP7940N

-

-

-

Not Qualified

-

2/5V

I2C, 2-Wire Serial

-

-

64B

-

-

-

-

-

-

Clock

-

-

TS 16949

-

-

-

1

HH:MM:SS (12/24 hr)

-

YY-MM-DD-dd

1.2μA @ 3.3V

SECONDS

Y

1.3V~5.5V

NO

I2C

Alarm, Leap Year, Square Wave Output, SRAM

-

1.1mm

3mm

3mm

-

-

-

ROHS3 Compliant

-

MCP79400-I/MS
MCP79400-I/MS

Microchip Technology

33000

-

Datasheet

7 Weeks

-

-

Surface Mount

Surface Mount

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

-

8

-

-

Automotive grade

-40°C~85°C

Tube

2003

-

e3

-

Active

1 (Unlimited)

8

EAR99

Clock/Calendar

Matte Tin (Sn) - annealed

-

-

-

-

1.8V~5.5V

DUAL

260

2.5V

0.65mm

-

40

MCP79400

8

-

-

-

-

2/5V

I2C, 2-Wire Serial

-

-

64B

-

-

-

-

0.4MHz

-

Clock

-

-

TS 16949

-

-

-

1

HH:MM:SS (12/24 hr)

-

YY-MM-DD-dd

1.2μA Typ @ 3.3V

SECONDS

Y

1.3V~5.5V

NO

I2C

Alarm, Leap Year, Square Wave Output, SRAM, Unique ID

-

1.1mm

3mm

3mm

-

No

No SVHC

ROHS3 Compliant

Lead Free

BQ4285S-SB2TR
BQ4285S-SB2TR

Texas Instruments

In Stock

-

Datasheet

-

-

Gold

Surface Mount

Surface Mount

24-SOIC (0.295, 7.50mm Width)

-

24

-

624.398247mg

-

0°C~70°C

Tape & Reel (TR)

-

-

e4

-

Obsolete

1 (Unlimited)

24

EAR99

Clock/Calendar

-

-

-

-

8542.39.00.01

4.5V~5.5V

DUAL

260

5V

1.27mm

-

-

BQ4285

24

-

-

-

5V

5V

Parallel

-

-

114B

-

-

-

-

0.032MHz

-

Clock

-

-

-

8

-

-

1

HH:MM:SS (12/24 hr)

-

YY-MM-DD-dd

-

SECONDS

Y

2.5V~4V

NO

-

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

-

2.65mm

15.4mm

7.5mm

-

No

-

ROHS3 Compliant

Lead Free

MCP7940NT-E/SN
MCP7940NT-E/SN

Microchip Technology

2100

-

Datasheet

6 Weeks

-

-

-

Surface Mount

8-SOIC (0.154, 3.90mm Width)

YES

8

-

-

Automotive grade

-40°C~125°C

Tape & Reel (TR)

2012

Automotive, AEC-Q100

e3

-

Active

1 (Unlimited)

8

EAR99

Clock/Calendar

Matte Tin (Sn) - annealed

-

-

-

-

1.8V~5.5V

DUAL

260

2.5V

1.27mm

-

40

MCP7940N

-

-

-

-

-

2/5V

I2C, 2-Wire Serial

-

-

64B

-

-

-

-

-

-

Clock

-

-

TS 16949

-

-

-

1

HH:MM:SS (12/24 hr)

-

YY-MM-DD-dd

1.2μA @ 3.3V

SECONDS

Y

1.3V~5.5V

NO

I2C

Alarm, Leap Year, Square Wave Output, SRAM

-

1.75mm

4.9mm

3.9mm

-

No

-

ROHS3 Compliant

-

PCA21125T/Q900/1,1
PCA21125T/Q900/1,1

NXP USA Inc.

48888

-

Datasheet

7 Weeks

-

-

-

Surface Mount

14-TSSOP (0.173, 4.40mm Width)

YES

-

-

-

Automotive grade

-40°C~125°C

Tape & Reel (TR)

2006

-

e4

-

Active

1 (Unlimited)

14

-

Clock/Calendar

Nickel/Palladium/Gold (Ni/Pd/Au)

-

-

-

8542.39.00.01

1.6V~5.5V

DUAL

NOT SPECIFIED

3V

0.65mm

-

NOT SPECIFIED

PCA21125

14

R-PDSO-G14

-

Not Qualified

-

1.5/5V

SPI

-

-

-

-

-

-

-

-

-

-

-

-

AEC-Q100

-

-

-

1

HH:MM:SS (12/24 hr)

-

YY-MM-DD-dd

30.3μA @ 2V~5V

SECONDS

Y

-

NO

-

Alarm, Leap Year, Square Wave Output, Watchdog Timer

-

1.1mm

5mm

4.4mm

-

-

-

ROHS3 Compliant

-

BQ4845P-A4
BQ4845P-A4

Texas Instruments

In Stock

-

Datasheet

-

-

Tin

Through Hole

Through Hole

28-DIP (0.600, 15.24mm)

-

28

-

-

-

0°C~70°C

Tube

-

-

e3

yes

Obsolete

1 (Unlimited)

28

EAR99

Clock/Calendar

-

-

-

-

8542.39.00.01

4.75V~5.5V

DUAL

-

5V

2.54mm

-

-

BQ4845

28

-

-

-

5V

5V

Parallel

-

-

-

-

-

-

-

0.032MHz

-

Clock

-

-

-

8

-

-

1

HH:MM:SS (12/24 hr)

-

YY-MM-DD-dd

1.5mA Typ @ 4.5 V~5.5 V

SECONDS

Y

2.3V~4V

NO

-

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

-

4.826mm

37.084mm

15.24mm

-

No

-

ROHS3 Compliant

Lead Free

BQ3285S-SB2TR
BQ3285S-SB2TR

Texas Instruments

In Stock

-

Datasheet

-

-

-

Surface Mount

Surface Mount

24-SOIC (0.295, 7.50mm Width)

-

24

-

624.398247mg

-

0°C~70°C

Tape & Reel (TR)

-

-

-

no

Obsolete

1 (Unlimited)

24

EAR99

Clock/Calendar

-

-

-

-

8542.39.00.01

4.5V~5.5V

DUAL

NOT SPECIFIED

5V

1.27mm

-

NOT SPECIFIED

BQ3285

24

-

-

Not Qualified

5V

5V

Parallel

-

-

114B

-

-

-

-

0.032MHz

-

Clock

-

-

-

8

-

-

1

HH:MM:SS (12/24 hr)

-

YY-MM-DD-dd

-

SECONDS

Y

2.5V~4V

NO

-

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

-

2.65mm

15.4mm

7.5mm

-

-

-

ROHS3 Compliant

Contains Lead

PT7C4311WEX
PT7C4311WEX

Diodes Incorporated

30

-

Datasheet

18 Weeks

-

-

Surface Mount

Surface Mount

8-SOIC (0.154, 3.90mm Width)

-

8

-

-

Industrial grade

-40°C~85°C

Tape & Reel (TR)

2015

-

-

-

Active

1 (Unlimited)

8

EAR99

Clock/Calendar

-

-

-

-

-

1.2V~5.5V

DUAL

-

2V

1.27mm

-

-

PT7C4311

-

-

-

Not Qualified

-

-

I2C, 2-Wire Serial

-

-

56B

-

-

-

-

0.032MHz

-

-

-

-

-

-

-

-

1

HH:MM:SS (24 hr)

-

YY-MM-DD-dd

70μA @ 1.5V~5.5V

SECONDS

N

2V~5.5V

NO

I2C

Leap Year, Square Wave Output, Y2K

-

1.75mm

4.9mm

3.9mm

-

-

-

ROHS3 Compliant

-