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Categories

Clock/Timing - Real Time Clocks

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3751 Results

Product

Inventory

Pricing(USD)

Quantity

Datasheet

RoHS

Mounting Type

Package / Case

Surface Mount

Supplier Device Package

Operating Temperature

Packaging

JESD-609 Code

Pbfree Code

Part Status

Moisture Sensitivity Level (MSL)

Number of Terminations

Type

Terminal Finish

Voltage - Supply

Terminal Position

Peak Reflow Temperature (Cel)

Supply Voltage

Terminal Pitch

Time@Peak Reflow Temperature-Max (s)

Pin Count

JESD-30 Code

Qualification Status

Interface

Memory Size

External Data Bus Width

Time Format

Date Format

Current - Timekeeping (Max)

Voltage - Supply, Battery

Features

Height Seated (Max)

Length

Width

RoHS Status

DS1302SN
DS1302SN

Rochester Electronics, LLC

In Stock

-

Datasheet

Surface Mount

8-SOIC (0.209, 5.30mm Width)

-

8-SO

-40°C~85°C

Tube

-

-

Obsolete

1 (Unlimited)

-

Clock/Calendar

-

2V~5.5V

-

-

-

-

-

-

-

-

3-Wire Serial

31B

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

0.3μA~1μA @ 2V~5V

2V~5.5V

Leap Year, NVSRAM, Trickle-Charger

-

-

-

Non-RoHS Compliant

ISL12028IV27Z
ISL12028IV27Z

Rochester Electronics, LLC

In Stock

-

Datasheet

Surface Mount

14-TSSOP (0.173, 4.40mm Width)

-

14-TSSOP

-40°C~85°C

Tube

-

-

Obsolete

1 (Unlimited)

-

Clock/Calendar

-

2.7V~5.5V

-

-

-

-

-

-

-

-

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, Supervisor, Watchdog Timer

-

-

-

ROHS3 Compliant

ISL12028IV27Z-T
ISL12028IV27Z-T

Rochester Electronics, LLC

In Stock

-

Datasheet

Surface Mount

14-TSSOP (0.173, 4.40mm Width)

-

14-TSSOP

-40°C~85°C

Tape & Reel (TR)

-

-

Obsolete

1 (Unlimited)

-

Clock/Calendar

-

2.7V~5.5V

-

-

-

-

-

-

-

-

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, Supervisor, Watchdog Timer

-

-

-

ROHS3 Compliant

ISL12027IV30AZ
ISL12027IV30AZ

Rochester Electronics, LLC

In Stock

-

Datasheet

Surface Mount

8-TSSOP (0.173, 4.40mm Width)

-

8-TSSOP

-40°C~85°C

Tube

-

-

Obsolete

1 (Unlimited)

-

Clock/Calendar

-

2.7V~5.5V

-

-

-

-

-

-

-

-

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, Supervisor, Watchdog Timer

-

-

-

ROHS3 Compliant

ISL12028IBZ
ISL12028IBZ

Rochester Electronics, LLC

In Stock

-

Datasheet

Surface Mount

14-SOIC (0.154, 3.90mm Width)

-

14-SOIC

-40°C~85°C

Tube

-

-

Obsolete

2 (1 Year)

-

Clock/Calendar

-

2.7V~5.5V

-

-

-

-

-

-

-

-

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, Supervisor, Watchdog Timer

-

-

-

ROHS3 Compliant

ISL12027IV27AZ-T
ISL12027IV27AZ-T

Rochester Electronics, LLC

In Stock

-

Datasheet

Surface Mount

8-TSSOP (0.173, 4.40mm Width)

-

8-TSSOP

-40°C~85°C

Tape & Reel (TR)

-

-

Obsolete

1 (Unlimited)

-

Clock/Calendar

-

2.7V~5.5V

-

-

-

-

-

-

-

-

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, Supervisor, Watchdog Timer

-

-

-

ROHS3 Compliant

ISL12027IB30AZ-T
ISL12027IB30AZ-T

Rochester Electronics, LLC

In Stock

-

Datasheet

Surface Mount

8-SOIC (0.154, 3.90mm Width)

-

8-SOIC

-40°C~85°C

Tape & Reel (TR)

-

-

Obsolete

1 (Unlimited)

-

Clock/Calendar

-

2.7V~5.5V

-

-

-

-

-

-

-

-

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, Supervisor, Watchdog Timer

-

-

-

ROHS3 Compliant

ISL12027IVZ-T
ISL12027IVZ-T

Rochester Electronics, LLC

In Stock

-

Datasheet

Surface Mount

8-TSSOP (0.173, 4.40mm Width)

-

8-TSSOP

-40°C~85°C

Tape & Reel (TR)

-

-

Obsolete

1 (Unlimited)

-

Clock/Calendar

-

2.7V~5.5V

-

-

-

-

-

-

-

-

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, Supervisor, Watchdog Timer

-

-

-

ROHS3 Compliant

ISL12027IB27AZ
ISL12027IB27AZ

Rochester Electronics, LLC

In Stock

-

Datasheet

Surface Mount

8-SOIC (0.154, 3.90mm Width)

-

8-SOIC

-40°C~85°C

Tube

-

-

Obsolete

1 (Unlimited)

-

Clock/Calendar

-

2.7V~5.5V

-

-

-

-

-

-

-

-

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, Supervisor, Watchdog Timer

-

-

-

ROHS3 Compliant

ISL12029IB27Z-T
ISL12029IB27Z-T

Rochester Electronics, LLC

In Stock

-

Datasheet

Surface Mount

14-SOIC (0.154, 3.90mm Width)

-

14-SOIC

-40°C~85°C

Tape & Reel (TR)

-

-

Obsolete

2 (1 Year)

-

Clock/Calendar

-

2.7V~5.5V

-

-

-

-

-

-

-

-

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, Supervisor, Watchdog Timer

-

-

-

ROHS3 Compliant

ISL12027IBZ
ISL12027IBZ

Rochester Electronics, LLC

In Stock

-

Datasheet

Surface Mount

8-SOIC (0.154, 3.90mm Width)

-

8-SOIC

-40°C~85°C

Tube

-

-

Obsolete

1 (Unlimited)

-

Clock/Calendar

-

2.7V~5.5V

-

-

-

-

-

-

-

-

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, Supervisor, Watchdog Timer

-

-

-

ROHS3 Compliant

ISL12028IBZ-T
ISL12028IBZ-T

Rochester Electronics, LLC

In Stock

-

Datasheet

Surface Mount

14-SOIC (0.154, 3.90mm Width)

-

14-SOIC

-40°C~85°C

Tape & Reel (TR)

-

-

Obsolete

2 (1 Year)

-

Clock/Calendar

-

2.7V~5.5V

-

-

-

-

-

-

-

-

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, Supervisor, Watchdog Timer

-

-

-

ROHS3 Compliant

DS1672S-33
DS1672S-33

Rochester Electronics, LLC

In Stock

-

Datasheet

Surface Mount

8-SOIC (0.154, 3.90mm Width)

-

8-SOIC

-40°C~85°C

Tube

-

-

Obsolete

1 (Unlimited)

-

Binary Counter

-

2.97V~3.63V

-

-

-

-

-

-

-

-

I2C, 2-Wire Serial

-

-

Binary

Binary

500μA @ 3.63V

1.3V~3.63V

Trickle-Charger

-

-

-

Non-RoHS Compliant

BQ4285P-SB2
BQ4285P-SB2

Rochester Electronics, LLC

In Stock

-

Datasheet

Through Hole

24-DIP (0.600, 15.24mm)

-

24-PDIP

0°C~70°C

Tube

-

-

Obsolete

3 (168 Hours)

-

Clock/Calendar

-

4.5V~5.5V

-

-

-

-

-

-

-

-

Parallel

114B

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

-

2.5V~4V

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

-

-

-

ROHS3 Compliant

DS1670E
DS1670E

Rochester Electronics, LLC

In Stock

-

Datasheet

Surface Mount

20-TSSOP (0.173, 4.40mm Width)

-

20-TSSOP

0°C~70°C

Tube

-

-

Obsolete

1 (Unlimited)

-

Portable System Controller

-

2.97V~3.63V

-

-

-

-

-

-

-

-

3-Wire Serial

-

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

100μA @ 3.3V

2.5V~3.7V

Alarm, Leap Year, Watchdog Timer

-

-

-

Non-RoHS Compliant

BQ4850YMA-85N
BQ4850YMA-85N

Rochester Electronics, LLC

In Stock

-

Datasheet

Through Hole

32-DIP Module (0.61, 15.49mm)

-

32-DIP Module (18.42x52.96)

-40°C~85°C

Tube

-

-

Obsolete

3 (168 Hours)

-

Clock/Calendar

-

4.5V~5.5V

-

-

-

-

-

-

-

-

Parallel

-

-

HH:MM:SS (24 hr)

YY-MM-DD-dd

1mA @ 4.5V~5.5V

-

Alarm

-

-

-

ROHS3 Compliant

DS1742-85
DS1742-85

Rochester Electronics, LLC

In Stock

-

Datasheet

-

-

-

-

-

-

-

-

Obsolete

3 (168 Hours)

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

ROHS3 Compliant

DS1670S
DS1670S

Rochester Electronics, LLC

In Stock

-

Datasheet

Surface Mount

20-SOIC (0.295, 7.50mm Width)

-

20-SOIC

0°C~70°C

Tube

-

-

Obsolete

1 (Unlimited)

-

Portable System Controller

-

2.97V~3.63V

-

-

-

-

-

-

-

-

3-Wire Serial

-

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

100μA @ 3.3V

2.5V~3.7V

Alarm, Leap Year, Watchdog Timer

-

-

-

Non-RoHS Compliant

BQ4850YMA-85
BQ4850YMA-85

Rochester Electronics, LLC

In Stock

-

Datasheet

Through Hole

32-DIP Module (0.61, 15.49mm)

-

32-DIP Module (18.42x42.8)

0°C~70°C

Tray

-

-

Obsolete

3 (168 Hours)

-

Clock/Calendar

-

4.5V~5.5V

-

-

-

-

-

-

-

-

Parallel

-

-

HH:MM:SS (24 hr)

YY-MM-DD-dd

1mA @ 4.5V~5.5V

-

Alarm

-

-

-

ROHS3 Compliant

DS1254YB-100
DS1254YB-100

Rochester Electronics, LLC

In Stock

-

Datasheet

Surface Mount

168-BGA

YES

-

0°C~70°C

Tray

e0

no

Obsolete

3 (168 Hours)

41

Phantom Time Chip

TIN LEAD

4.5V~5.5V

BOTTOM

NOT SPECIFIED

5V

1.27mm

NOT SPECIFIED

41

S-PBGA-B41

COMMERCIAL

Parallel

2MB

8

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

YY-MM-DD-dd

7mA @ 3.3V

3V

Leap Year, NVSRAM

5.92mm

40mm

40mm

Non-RoHS Compliant

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