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Categories

Clock/Timing - Real Time Clocks

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3751 Results

Product

Inventory

Pricing(USD)

Quantity

Datasheet

RoHS

Factory Lead Time

Mount

Mounting Type

Package / Case

Surface Mount

Number of Pins

Supplier Device Package

Operating Temperature

Packaging

Published

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

Reach Compliance Code

Time@Peak Reflow Temperature-Max (s)

Base Part Number

Pin Count

JESD-30 Code

Qualification Status

Operating Supply Voltage

Power Supplies

Temperature Grade

Interface

Max Supply Voltage

Min Supply Voltage

Memory Size

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

Information Access Method

Features

Height Seated (Max)

Length

Width

Radiation Hardening

RoHS Status

Lead Free

DS1243Y-120
DS1243Y-120

Rochester Electronics, LLC

In Stock

-

Datasheet

-

-

Through Hole

28-DIP Module (0.600, 15.24mm)

NO

-

-

0°C~70°C

Tube

-

e0

no

Obsolete

1 (Unlimited)

28

-

Phantom Time Chip

TIN LEAD

-

-

-

-

4.5V~5.5V

DUAL

240

5V

2.54mm

unknown

NOT SPECIFIED

-

28

R-PDIP-P28

COMMERCIAL

-

-

-

Parallel

-

-

-

-

-

8

-

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

YY-MM-DD-dd

7mA @ 3.3V

-

-

-

-

-

Leap Year

9.398mm

38.862mm

15.24mm

-

Non-RoHS Compliant

-

DS1746-70
DS1746-70

Rochester Electronics, LLC

In Stock

-

Datasheet

-

-

Through Hole

32-DIP Module (0.600, 15.24mm)

NO

-

-

0°C~70°C

Tube

-

e0

no

Obsolete

1 (Unlimited)

32

-

Clock/Calendar

TIN LEAD

-

-

-

-

4.5V~5.5V

DUAL

240

5V

2.54mm

-

NOT SPECIFIED

-

32

R-XDIP-P32

COMMERCIAL

-

-

-

Parallel

-

-

128KB

0.032MHz

-

8

-

HH:MM:SS (24 hr)

YY-MM-DD-dd

4mA @ 5V

-

-

-

-

-

Leap Year, NVSRAM, Y2K

9.27mm

38.675mm

15.24mm

-

Non-RoHS Compliant

-

DS1554W-120IND
DS1554W-120IND

Rochester Electronics, LLC

In Stock

-

Datasheet

-

-

Through Hole

32-DIP Module (0.600, 15.24mm)

NO

-

-

-40°C~85°C

Tube

-

e0

no

Obsolete

1 (Unlimited)

32

-

Clock/Calendar

TIN LEAD

-

-

-

-

2.97V~3.63V

DUAL

240

3.3V

2.54mm

-

NOT SPECIFIED

-

32

R-PDIP-P32

COMMERCIAL

-

-

-

Parallel

-

-

32KB

0.032MHz

-

8

-

HH:MM:SS (24 hr)

YY-MM-DD-dd

4mA @ 3.3V

-

-

-

-

-

Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K

9.27mm

38.675mm

15.24mm

-

Non-RoHS Compliant

-

DS12885T
DS12885T

Rochester Electronics, LLC

In Stock

-

Datasheet

-

-

Surface Mount

32-TQFP

YES

-

-

0°C~70°C

Tray

-

e0

no

Obsolete

1 (Unlimited)

32

-

Clock/Calendar

TIN LEAD

-

-

DAYLIGHT SAVINGS OPTION; SELECTABLE MOTOROLA/INTEL TIMING

-

4.5V~5.5V

QUAD

240

5V

0.8mm

-

20

-

32

S-PQFP-G32

COMMERCIAL

-

-

-

Parallel

-

-

114B

0.032MHz

-

8

1

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

1.2mm

7mm

7mm

-

Non-RoHS Compliant

-

DS1685E-5
DS1685E-5

Rochester Electronics, LLC

In Stock

-

Datasheet

-

-

Surface Mount

24-TSSOP (0.173, 4.40mm Width)

YES

-

-

0°C~70°C

Tube

-

e0

no

Obsolete

1 (Unlimited)

24

-

Clock/Calendar

TIN LEAD

-

-

-

-

4.5V~5.5V

DUAL

240

5V

0.65mm

unknown

20

-

24

R-PDSO-G24

COMMERCIAL

-

-

-

Parallel

-

-

242B

0.032MHz

-

8

1

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

3mA @ 5V

-

-

2.5V~3.7V

-

-

Alarm, NVSRAM, Square Wave Output, Y2K

1.1mm

7.8mm

4.4mm

-

Non-RoHS Compliant

-

DS17285-5
DS17285-5

Rochester Electronics, LLC

In Stock

-

Datasheet

-

-

Through Hole

24-DIP (0.600, 15.24mm)

NO

-

-

0°C~70°C

Tube

-

e0

no

Obsolete

1 (Unlimited)

24

-

Clock/Calendar

TIN LEAD

-

-

-

-

4.5V~5.5V

DUAL

240

5V

2.54mm

-

20

-

24

R-PDIP-T24

COMMERCIAL

-

-

-

Parallel

-

-

2KB

0.032MHz

-

8

1

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

3mA @ 4.5V~5.5V

-

-

2.5V~3.7V

-

-

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

5.08mm

31.75mm

15.24mm

-

Non-RoHS Compliant

-

DS12885Q
DS12885Q

Rochester Electronics, LLC

In Stock

-

Datasheet

-

-

Surface Mount

28-LCC (J-Lead)

YES

-

-

0°C~70°C

Tube

-

e0

no

Obsolete

1 (Unlimited)

28

-

Clock/Calendar

TIN LEAD

-

-

DAYLIGHT SAVINGS OPTION; SELECTABLE MOTOROLA/INTEL TIMING

-

4.5V~5.5V

QUAD

245

5V

1.27mm

-

NOT SPECIFIED

-

28

S-PQCC-J28

COMMERCIAL

-

-

-

Parallel

-

-

114B

0.032MHz

-

8

1

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

4.57mm

11.505mm

11.505mm

-

Non-RoHS Compliant

-

ISL1208IRT8Z
ISL1208IRT8Z

Renesas Electronics America Inc.

In Stock

-

Datasheet

8 Weeks

-

Surface Mount

8-WDFN Exposed Pad

YES

-

-

-40°C~85°C

Tube

-

e3

-

Active

1 (Unlimited)

8

EAR99

Clock/Calendar

Matte Tin (Sn) - annealed

-

-

-

8542.39.00.01

2.7V~5.5V

DUAL

NOT SPECIFIED

3V

0.65mm

-

NOT SPECIFIED

ISL1208

8

S-PDSO-N8

-

-

-

-

I2C, 2-Wire Serial

-

-

2B

-

-

-

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

4μA~6μA @ 3V~5V

-

-

1.8V~5.5V

-

I2C

Alarm, Leap Year, SRAM

0.85mm

3mm

3mm

-

ROHS3 Compliant

-

DS17485E-5
DS17485E-5

Maxim Integrated

In Stock

-

Datasheet

-

Surface Mount

-

TSOP

-

28

-

-

Tray

2000

e3

yes

Obsolete

3 (168 Hours)

28

EAR99

-

Matte Tin (Sn)

70°C

0°C

-

8542.39.00.01

-

DUAL

260

5V

0.55mm

-

30

-

28

-

-

5V

5V

COMMERCIAL

Parallel

5.5V

4.5V

4kB

0.032MHz

Clock

8

1

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

-

SECONDS

Y

-

NO

-

-

1.2mm

11.8mm

8mm

No

ROHS3 Compliant

Lead Free

PT7C4363BWEX
PT7C4363BWEX

Diodes Incorporated

5000

-

Datasheet

20 Weeks

-

Surface Mount

8-SOIC (0.154, 3.90mm Width)

-

-

-

-40°C~85°C TA

Tape & Reel (TR)

-

-

-

Active

-

-

EAR99

Clock/Calendar

-

-

-

-

8542.39.00.01

1.3V~5.5V

-

NOT SPECIFIED

-

-

compliant

NOT SPECIFIED

-

-

-

-

-

-

-

I2C, 2-Wire Serial

-

-

-

-

-

-

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

0.85μA~0.9μA @ 3V~5V

-

-

-

-

-

Alarm, Leap Year, Square Wave Output

-

-

-

-

RoHS Compliant

-

X1228S14I-4.5A
X1228S14I-4.5A

Renesas Electronics America Inc.

In Stock

-

Datasheet

-

-

Surface Mount

14-SOIC (0.154, 3.90mm Width)

-

-

-

-40°C~85°C

Tube

-

-

-

Obsolete

1 (Unlimited)

-

-

Clock/Calendar

-

-

-

-

-

2.7V~5.5V

-

-

-

-

-

-

X1228

-

-

-

-

-

-

I2C, 2-Wire Serial

-

-

-

-

-

-

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

10μA~20μA @ 2.7V~5V

-

-

1.8V~5.5V

-

-

Alarm, Leap Year, Supervisor, Watchdog Timer

-

-

-

-

Non-RoHS Compliant

-

DS17485S-3
DS17485S-3

Maxim Integrated

In Stock

-

Datasheet

-

-

Surface Mount

24-SOIC (0.295, 7.50mm Width)

YES

24

-

0°C~70°C

Tube

2010

e0

-

Obsolete

1 (Unlimited)

24

EAR99

Clock/Calendar

Tin/Lead (Sn/Pb)

-

-

-

8542.39.00.01

2.7V~3.7V

DUAL

245

3V

1.27mm

not_compliant

NOT SPECIFIED

DS17485

24

-

Not Qualified

-

3V

-

Parallel

-

-

4KB

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

YES

-

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

2.67mm

17.9mm

7.5mm

-

Non-RoHS Compliant

Contains Lead

DS1685Q-5/T&R
DS1685Q-5/T&R

Maxim Integrated

419

-

Datasheet

-

-

Surface Mount

28-LCC (J-Lead)

-

-

28-PLCC (11.51x11.51)

0°C~70°C

Tape & Reel (TR)

2012

-

-

Obsolete

1 (Unlimited)

-

-

Clock/Calendar

-

-

-

-

-

4.5V~5.5V

-

-

-

-

-

-

DS1685

-

-

-

-

-

-

Parallel

-

-

242B

-

-

-

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

3mA @ 5V

-

-

2.5V~3.7V

-

-

Alarm, NVSRAM, Square Wave Output, Y2K

-

-

-

-

Non-RoHS Compliant

Contains Lead

DS1302SN-16/T&R
DS1302SN-16/T&R

Maxim Integrated

In Stock

-

Datasheet

-

-

Surface Mount

16-SOIC (0.295, 7.50mm Width)

-

-

16-SOIC

-40°C~85°C

Tape & Reel (TR)

2002

-

-

Obsolete

1 (Unlimited)

-

-

Clock/Calendar

-

85°C

-40°C

-

-

2V~5.5V

-

-

-

-

-

-

DS1302

-

-

-

3.3V

-

-

3-Wire Serial

5.5V

2V

31B

-

Clock

-

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

0.3μA~1μA @ 2V~5V

-

-

2V~5.5V

-

-

Leap Year, NVSRAM, Trickle-Charger

-

-

-

No

Non-RoHS Compliant

Contains Lead

DS1673E-3/T&R
DS1673E-3/T&R

Maxim Integrated

In Stock

-

Datasheet

-

Surface Mount

Surface Mount

20-TSSOP (0.173, 4.40mm Width)

-

20

20-TSSOP

0°C~70°C

Tape & Reel (TR)

2009

-

-

Obsolete

1 (Unlimited)

-

-

Portable System Controller

-

70°C

0°C

-

-

2.7V~3.3V

-

-

-

-

-

-

DS1673

-

-

-

3V

-

-

3-Wire Serial

3.3V

2.7V

-

-

Clock

-

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

100μA @ 3V

-

-

2.5V~3.7V

-

-

Alarm, Leap Year, Watchdog Timer

-

-

-

No

Non-RoHS Compliant

Contains Lead

DS1302S-16/T&R
DS1302S-16/T&R

Maxim Integrated

In Stock

-

Datasheet

-

-

Surface Mount

16-SOIC (0.295, 7.50mm Width)

-

-

16-SOIC

0°C~70°C

Tape & Reel (TR)

2002

-

-

Obsolete

1 (Unlimited)

-

-

Clock/Calendar

-

70°C

0°C

-

-

2V~5.5V

-

-

-

-

-

-

DS1302

-

-

-

3.3V

-

-

3-Wire Serial

5.5V

2V

31B

-

Clock

-

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

0.3μA~1μA @ 2V~5V

-

-

2V~5.5V

-

-

Leap Year, NVSRAM, Trickle-Charger

-

-

-

No

Non-RoHS Compliant

Contains Lead

DS17285S-3/T&R
DS17285S-3/T&R

Maxim Integrated

In Stock

-

Datasheet

-

-

Surface Mount

24-SOIC (0.295, 7.50mm Width)

-

-

24-SOIC

0°C~70°C

Tape & Reel (TR)

2012

-

-

Obsolete

1 (Unlimited)

-

-

Clock/Calendar

-

-

-

-

-

2.7V~3.7V

-

-

-

-

-

-

DS17285

-

-

-

-

-

-

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

-

-

-

-

Non-RoHS Compliant

Contains Lead

DS1685E-3/T&R
DS1685E-3/T&R

Maxim Integrated

In Stock

-

Datasheet

-

-

Surface Mount

24-TSSOP (0.173, 4.40mm Width)

-

-

24-TSSOP

0°C~70°C

Tape & Reel (TR)

2012

-

-

Obsolete

1 (Unlimited)

-

-

Clock/Calendar

-

-

-

-

-

2.7V~3.7V

-

-

-

-

-

-

DS1685

-

-

-

-

-

-

Parallel

-

-

242B

-

-

-

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

2mA @ 3V

-

-

2.5V~3.7V

-

-

Alarm, NVSRAM, Square Wave Output, Y2K

-

-

-

-

Non-RoHS Compliant

Contains Lead

ISL1208IRT8Z-TK
ISL1208IRT8Z-TK

Renesas Electronics America Inc.

30
Datasheet

8 Weeks

-

Surface Mount

8-WDFN Exposed Pad

YES

-

-

-40°C~85°C

Tape & Reel (TR)

2004

e3

-

Active

1 (Unlimited)

8

EAR99

Clock/Calendar

Matte Tin (Sn) - annealed

-

-

-

8542.39.00.01

2.7V~5.5V

DUAL

NOT SPECIFIED

3V

0.65mm

-

NOT SPECIFIED

ISL1208

8

S-PDSO-N8

-

-

-

-

I2C, 2-Wire Serial

-

-

2B

-

-

-

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

4μA~6μA @ 3V~5V

-

-

1.8V~5.5V

-

I2C

Alarm, Leap Year, SRAM

0.85mm

3mm

3mm

-

ROHS3 Compliant

-

ISL12024IVZ
ISL12024IVZ

Renesas Electronics America Inc.

30
Datasheet

7 Weeks

-

Surface Mount

8-TSSOP (0.173, 4.40mm Width)

-

-

-

-40°C~85°C

Tube

1999

e3

-

Active

1 (Unlimited)

-

EAR99

Clock/Calendar

Matte Tin (Sn)

-

-

-

8542.39.00.01

2.7V~5.5V

-

NOT SPECIFIED

-

-

-

NOT SPECIFIED

ISL12024

8

-

-

-

-

-

I2C, 2-Wire Serial

-

-

-

-

-

-

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

10μA~20μA @ 2.7V~5.5V

-

-

1.8V~5.5V

-

-

Alarm, Leap Year, Unique ID

-

-

-

-

ROHS3 Compliant

-

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