-

-

-

-

Through Hole

32-DIP Module (0.600, 15.24mm)

-

32-EDIP

DS1746

Integrated Battery

-

+ 70 C

Analog Devices Inc./Maxim Integrated

0 C

Through Hole

MSL 1 - Unlimited

Tube

Active

-

Parallel

128 kB

3.63 V

2.97 V

0°C ~ 70°C

-

Clock/Calendar

-

-

Clock & Timer ICs

2.97V ~ 3.63V

Calendar, Clock, NV Timekeeping RAM

Parallel

-

-

128KB

-

Real Time Clocks

HH:MM:SS (24 hr)

Day; Date; Month; Year; Century

2mA @ 3.3V

-

Leap Year, NVSRAM, Y2K

-

-

-

• 1:$24.977787
• 10:$23.563950
• 100:$22.230142
• 500:$20.971832
View all price

-

-

-

Through Hole

16-DIP (0.300, 7.62mm)

-

16-PDIP

DS1305

Backup Switching

-

+ 85 C

Analog Devices Inc./Maxim Integrated

- 40 C

Through Hole

MSL 1 - Unlimited

Tube

Obsolete

-

Serial, 3-Wire, SPI

96 B

5.5 V

2 V

-40°C ~ 85°C

-

Clock/Calendar

-

-

Clock & Timer ICs

2V ~ 5.5V

Alarm, Calendar, Clock

SPI

-

-

96B

-

Real Time Clocks

HH:MM:SS (12/24 hr)

Day; Date; Month; Year

25.3µA ~ 81µA @ 2V ~ 5V

2V ~ 5.5V

Alarm, Leap Year, NVSRAM, Trickle-Charger

-

-

-

• 1:$5.269913
• 10:$4.971616
• 100:$4.690204
• 500:$4.424721
View all price

-

-

-

Surface Mount

14-WFDFN Exposed Pad

-

14-TDFN (3x3)

DS1343

Backup Switching

-

+ 85 C

Analog Devices Inc./Maxim Integrated

- 40 C

SMD/SMT

-

Tube

Active

-

Serial, 3-Wire, SPI

96 B

5.5 V

2.7 V

-40°C ~ 85°C

-

Clock/Calendar

-

-

Clock & Timer ICs

2.7V ~ 5.5V

Alarm, Calendar, Clock

SPI

-

-

96B

-

Real Time Clocks

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

-

1.3V ~ 5.5V

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

-

-

-

• 1:$2.577669
• 10:$2.431763
• 100:$2.294116
• 500:$2.164260
View all price

-

-

-

Through Hole

8-DIP (0.300, 7.62mm)

-

8-PDIP

DS1337

No Backup Switching

-

+ 85 C

Analog Devices Inc./Maxim Integrated

- 40 C

Through Hole

-

Tube

Obsolete

-

I2C, Serial

-

5.5 V

1.8 V

-40°C ~ 85°C

-

Clock/Calendar

-

-

Clock & Timer ICs

1.8V ~ 5.5V

Calendar, Clock

I²C, 2-Wire Serial

-

-

-

-

Real Time Clocks

HH:MM:SS (12/24 hr)

Day; Date; Month; Year

0.6µA @ 1.3V ~ 1.8V

-

Alarm, Leap Year, Square Wave Output

-

-

-

-

-

-

-

Surface Mount

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

-

8-uMAX/uSOP

DS1339

Backup Switching

-

+ 85 C

Analog Devices Inc./Maxim Integrated

- 40 C

SMD/SMT

MSL 1 - Unlimited

Tube

Active

-

I2C, Serial

7 B

3.3 V

2.7 V

-40°C ~ 85°C

-

Clock/Calendar

-

-

Clock & Timer ICs

1.71V ~ 5.5V

Alarm, Calendar, Clock, Trickle Charger

I²C, 2-Wire Serial

-

-

-

-

Real Time Clocks

HH:MM:SS (12/24 hr)

Day; Date; Month; Year

200µA @ 1.71V ~ 5.5V

1.3V ~ 3.7V

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

-

-

-

• 1:$3.046341
• 10:$2.873907
• 100:$2.711233
• 500:$2.557767
View all price

-

-

-

Surface Mount

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

-

8-uMAX/uSOP

DS1308

Backup Switching

-

+ 85 C

Analog Devices Inc./Maxim Integrated

- 40 C

SMD/SMT

MSL 1 - Unlimited

Tube

Active

-

I2C, Serial

56 B

5.5 V

1.71 V

-40°C ~ 85°C

-

Clock/Calendar

-

-

Clock & Timer ICs

1.71V ~ 5.5V

Calendar, Clock

I²C, 2-Wire Serial

-

-

56B

-

Real Time Clocks

HH:MM:SS (12/24 hr)

Day; Date; Month; Year

100µA @ 200µA @ 1.89V ~ 5.5V

1.3V ~ 5.5V

Leap Year, NVSRAM, Square Wave Output

-

-

-

-

-

-

-

Through Hole

32-DIP Module (0.600, 15.24mm)

-

32-EDIP

DS1747

Integrated Battery

-

+ 70 C

Analog Devices Inc./Maxim Integrated

0 C

Through Hole

MSL 1 - Unlimited

Tube

Obsolete

-

Parallel

512 kB

5.5 V

4.5 V

0°C ~ 70°C

-

Clock/Calendar

-

-

Clock & Timer ICs

4.5V ~ 5.5V

Calendar, Clock, NV Timekeeping RAM

Parallel

-

-

512KB

-

Real Time Clocks

HH:MM:SS (24 hr)

Day; Date; Month; Year; Century

4mA @ 5V

-

Leap Year, NVSRAM, Y2K

-

-

-

• 1:$6.283395
• 10:$5.927731
• 100:$5.592199
• 500:$5.275659
View all price

-

-

-

Surface Mount

24-SOIC (0.295, 7.50mm Width)

-

24-SOIC

DS1685

Backup Switching

-

+ 70 C

Analog Devices Inc./Maxim Integrated

0 C

SMD/SMT

MSL 1 - Unlimited

Tube

Active

-

Multiplexed

242 B

5.5 V

4.5 V

0°C ~ 70°C

-

Clock/Calendar

-

-

Clock & Timer ICs

4.5V ~ 5.5V

Alarm, Calendar, Clock

Parallel

-

-

242B

-

Real Time Clocks

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

3mA @ 5V

2.5V ~ 3.7V

Alarm, NVSRAM, Square Wave Output, Y2K

-

-

-

• 1:$9.695419
• 10:$9.146622
• 100:$8.628888
• 500:$8.140461
View all price

-

-

-

Surface Mount

20-TSSOP (0.173, 4.40mm Width)

-

20-TSSOP

DS1343

Backup Switching

-

+ 85 C

Analog Devices Inc./Maxim Integrated

- 40 C

SMD/SMT

-

Tube

Active

-

Serial, 3-Wire, SPI

96 B

5.5 V

2.7 V

-40°C ~ 85°C

-

Clock/Calendar

-

-

Clock & Timer ICs

2.7V ~ 5.5V

Alarm, Calendar, Clock

SPI

-

-

96B

-

Real Time Clocks

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

-

1.3V ~ 5.5V

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

-

-

-

• 1:$4.633769
• 10:$4.371480
• 100:$4.124038
• 500:$3.890602
View all price

-

-

-

Surface Mount

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

-

8-uMAX/uSOP

DS1339

Backup Switching

-

+ 85 C

Analog Devices Inc./Maxim Integrated

- 40 C

SMD/SMT

-

Tape & Reel (TR);Cut Tape (CT);Digi-Reel®;

Active

-

I2C, Serial

-

5.5 V

1.71 V

-40°C ~ 85°C

-

Clock/Calendar

-

-

Clock & Timer ICs

1.71V ~ 5.5V

Calendar, Clock

I²C, 2-Wire Serial

-

-

-

-

Real Time Clocks

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

200µA @ 1.71V ~ 5.5V

1.3V ~ 3.7V

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

-

-

-

• 1:$15.077852
• 10:$14.224389
• 100:$13.419235
• 500:$12.659655
View all price

-

-

-

Surface Mount

48-LQFP

-

48-LQFP (7x7)

DS1558

Backup Switching

-

+ 85 C

Analog Devices Inc./Maxim Integrated

- 40 C

SMD/SMT

-

Tray

Active

-

Parallel

-

3.63 V

2.97 V

-40°C ~ 85°C

-

Clock/Calendar

-

-

Clock & Timer ICs

2.97V ~ 3.63V

Alarm, Calendar, Clock, NV SRAM Control, Watchdog Timekeeper

Parallel

-

-

-

-

Real Time Clocks

HH:MM:SS (24 hr)

YY-MM-DD-dd

2mA @ 3.3V

2.5V ~ 3.7V

Alarm, Leap Year, Watchdog Timer, Y2K

-

-

-

• 1:$4.393724
• 10:$4.145023
• 100:$3.910399
• 500:$3.689056
View all price

-

-

-

Surface Mount

14-WFDFN Exposed Pad

-

14-TDFN (3x3)

DS1344

Backup Switching

-

+ 85 C

Analog Devices Inc./Maxim Integrated

- 40 C

SMD/SMT

-

Tube

Active

-

Serial, 3-Wire, SPI

96 B

5.5 V

2.7 V

-40°C ~ 85°C

-

Clock/Calendar

-

-

Clock & Timer ICs

2.7V ~ 5.5V

Alarm, Calendar, Clock

SPI

-

-

96B

-

Real Time Clocks

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

-

1.3V ~ 5.5V

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

-

-

-

-

-

-

-

Surface Mount

8-SOIC (0.154, 3.90mm Width)

-

8-SOIC

DS1302

-

-

-

Analog Devices Inc./Maxim Integrated

-

-

-

Tape & Reel (TR)

Obsolete

-

-

-

-

-

0°C ~ 70°C

-

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

-

-

-

-

-

-

Surface Mount

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Non-Compliant

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

56 B

-

-

-

-

-

-

-

-

-

Contains Lead

-

-

-

-

Through Hole

24-DIP Module (0.600, 15.24mm)

-

24-EDIP

DS1642

-

-

-

Analog Devices Inc./Maxim Integrated

-

-

-

Tube

Obsolete

-

-

-

-

-

0°C ~ 70°C

-

Clock/Calendar

-

-

-

4.5V ~ 5.5V

-

Parallel

-

-

2KB

-

-

HH:MM:SS (24 hr)

YY-MM-DD-dd

3mA @ 5V

-

Leap Year, NVSRAM

-

-

-

• 1:$8.916352
• 10:$8.411653
• 100:$7.935522
• 500:$7.486341
View all price

-

-

-

Surface Mount

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

-

10-uMAX/uSOP

DS1394

Backup Switching

-

+ 85 C

Analog Devices Inc./Maxim Integrated

- 40 C

SMD/SMT

MSL 1 - Unlimited

Tube

Active

-

Serial, 3-Wire, SPI

-

5.5 V

2.97 V

-40°C ~ 85°C

-

Clock/Calendar

-

-

Clock & Timer ICs

2.97V ~ 5.5V

Alarm, Calendar, Clock, Trickle Charger

SPI

-

-

-

-

Real Time Clocks

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

Day; Date; Month; Year

175µA @ 2.97V ~ 5.5V

1.3V ~ 5.5V

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

-

-

-

• 1:$1.155686
• 10:$1.090270
• 100:$1.028556
• 500:$0.970336
View all price

-

-

-

Surface Mount

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

-

8-uMAX/uSOP

DS1371

No Backup Switching

-

+ 85 C

Analog Devices Inc./Maxim Integrated

- 40 C

SMD/SMT

-

Tape & Reel (TR);Cut Tape (CT);Digi-Reel®;

Active

-

I2C, Serial

3 B

5.5 V

1.7 V

-40°C ~ 85°C

-

Binary Counter

-

-

Clock & Timer ICs

1.7V ~ 5.5V

Alarm, Binary Counter, Watchdog Timekeeper

I²C, 2-Wire Serial

-

-

-

-

Real Time Clocks

Binary

Binary

1.3µA @ 1.7V ~ 5.5V

-

Alarm, Square Wave Output, Watchdog Timer

-

-

-

• 1:$2.509509
• 10:$2.367461
• 100:$2.233454
• 500:$2.107032
View all price

-

-

-

Surface Mount

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

-

8-uMAX/uSOP

DS1372

No Backup Switching

-

+ 85 C

Analog Devices Inc./Maxim Integrated

- 40 C

SMD/SMT

MSL 1 - Unlimited

Tube

Active

-

I2C, Serial

12 B

5.5 V

2.4 V

-40°C ~ 85°C

-

Binary Counter

-

-

Clock & Timer ICs

2.4V ~ 5.5V

Alarm, Binary Counter, Watchdog Timekeeper

I²C, 2-Wire Serial

-

-

-

-

Real Time Clocks

Binary

Binary

0.8µA @ 2.4V ~ 5.5V

-

Alarm, Square Wave Output, Watchdog Timer

-

-

-

• 1:$3.264070
• 10:$3.079311
• 100:$2.905011
• 500:$2.740576
View all price

Production (Last Updated: 1 month ago)

Tin

Surface Mount

Surface Mount

20-TSSOP (0.173, 4.40mm Width)

20

20-TSSOP

DS1306

Backup Switching

PRODUCTION (Last Updated: 1 month ago)

+ 85 C

Analog Devices Inc./Maxim Integrated

- 40 C

SMD/SMT

MSL 1 - Unlimited

Tape & Reel (TR)

Obsolete

Compliant

Serial

96 B

5.5 V

2 V

-40°C ~ 85°C

-

Clock/Calendar

85 °C

-40 °C

Clock & Timer ICs

2V ~ 5.5V

Alarm, Calendar, Clock

SPI

5.5 V

2 V

96 B

Clock

Real Time Clocks

HH:MM:SS

Day; Date; Month; Year

25.3µA ~ 81µA @ 2V ~ 5V

2V ~ 5.5V

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

No

No SVHC

Lead Free

• 1:$5.965675
• 10:$5.627995
• 100:$5.309430
• 500:$5.008896
View all price

-

-

-

Surface Mount

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

-

8-uMAX/uSOP

DS1308

Backup Switching

-

+ 85 C

Analog Devices Inc./Maxim Integrated

- 40 C

SMD/SMT

MSL 1 - Unlimited

Tape & Reel (TR);Cut Tape (CT);Digi-Reel®;

Active

-

Serial, 2-Wire, I2C

56 B

5.5 V

3 V

-40°C ~ 85°C

-

Clock/Calendar

-

-

Clock & Timer ICs

3V ~ 5.5V

-

I²C, 2-Wire Serial

-

-

56B

-

Real Time Clocks

HH:MM:SS (12/24 hr)

Day; Date; Month; Year

125µA ~ 200µA @ 3V ~ 5.5V

1.3V ~ 5.5V

Leap Year, NVSRAM, Square Wave Output

-

-

-