-

-

-

Through Hole

Surface Mount

4-SMD, No Lead

-

32

-

-

32-EDIP

-

-

DS1647

-

-

-

-

-

-

-

-

-

-

-

-

Suntsu Electronics, Inc.

-

-

-

-

Bulk

-

-

Active

Compliant

-

-

-

-

-

-

-

-

-40°C ~ 85°C

-

SXT324

0.126 L x 0.098 W (3.20mm x 2.50mm)

-

-

-

-

-

-

MHz Crystal

-

-

70 °C

0 °C

-

-

-

-

-

-

-

-

4.5V ~ 5.5V

-

-

-

40 MHz

±30ppm

-

-

-

-

-

-

-

-

-

5 V

40 Ohms

-

-

-

-

Parallel

5.5 V

4.5 V

500 kB

8pF

Fundamental

-

±25ppm

-

-

Clock

-

-

-

-

-

-

-

HH:MM:SS

YY-MM-DD-dd

-

4mA @ 4.5 V ~ 5.5 V

-

-

Leap Year, NVSRAM

-

-

0.031 (0.80mm)

-

-

-

-

-

No

Unknown

Lead Free

-

• 1:$29.942246
• 10:$28.247402
• 100:$26.648492
• 500:$25.140087
View all price

-

-

-

Through Hole

32-DIP Module (0.600, 15.24mm)

-

-

-

-

32-EDIP

-

-

KPTC6

Integrated Battery

-

-

-

-

-

-

-

-

-

-

+ 85 C

ITT Cannon, LLC

- 40 C

-

Through Hole

MSL 1 - Unlimited

Bulk

-

-

Active

-

Parallel

32 kB

5.5 V

4.5 V

-

-

-

-

-40°C ~ 85°C

-

KPTC

-

-

-

-

-

-

-

Clock/Calendar

-

-

-

-

-

-

-

-

-

Clock & Timer ICs

-

-

4.5V ~ 5.5V

-

-

-

-

-

-

-

-

-

-

-

Calendar, Clock, NV Timekeeping RAM, Watchdog Timekeeper

-

-

-

-

-

-

-

-

Parallel

-

-

32KB

-

-

-

-

-

-

-

-

-

-

-

Real Time Clocks

-

-

HH:MM:SS (24 hr)

Day; Date; Month; Year

-

6mA @ 5V

-

-

Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K

-

-

-

-

-

-

-

-

-

-

Contains Lead

-

• 1:$17.244559
• 10:$16.268452
• 100:$15.347596
• 500:$14.478864
View all price

-

-

-

Through Hole

Axial

-

-

-

-

24-SOIC

-

-

DS17885

Backup Switching

-

-

-

-

-

--

--

-

-

-

+ 70 C

Analog Devices Inc./Maxim Integrated

0 C

-

SMD/SMT

-

Tube

-

-

Active

-

Multiplexed

8 kB

3.7 V

2.7 V

6V

-

-

-

-55°C ~ 125°C

Tape & Reel (TR)

Military, MIL-PRF-39003/9, CSR21

0.289 Dia x 0.686 L (7.34mm x 17.42mm)

±20%

Active

--

-

-

-

Hermetically Sealed

-

-

-

-

-

-

-

150µF

-

Clock & Timer ICs

-

-

2.7V ~ 3.7V

-

-

-

-

-

-

-

-

-

-

-

Alarm, Calendar, Clock

-

-

-

65 mOhm

C (0.01%)

--

-

-

Parallel

-

-

8KB

-

-

-

-

C

-

-

-

-

-

-

Real Time Clocks

-

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

-

2mA @ 2.7V ~ 3.7V

2.5V ~ 3.7V

-

Military

-

-

--

-

-

-

-

-

-

-

-

-

-

-

-

-

Surface Mount

8-SOIC (0.154, 3.90mm Width)

-

-

-

-

8-SOIC

-

-

DS3232

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

236 B

4.5 V

2.3 V

-

-

-

-

-40°C ~ 85°C

-

-

-

-

-

-

-

-

-

Clock/Calendar

-

-

-

-

-

-

-

-

-

Clock & Timer ICs

-

-

2.3V ~ 4.5V

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

I²C, 2-Wire Serial

-

-

236B

-

-

-

-

-

-

-

-

-

-

-

Real Time Clocks

-

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

-

175µA @ 2.3V ~ 4.5V

2.3V ~ 4.5V

-

Alarm, Leap Year, Square Wave Output, SRAM

-

-

-

-

-

-

-

-

-

-

-

-

• 1:$1.217184
• 10:$1.148287
• 100:$1.083289
• 500:$1.021971
View all price

Production (Last Updated: 1 month ago)

Tin

Surface Mount

Surface Mount

6-WDFN Exposed Pad

-

6

-

-

6-TDFN (3x3)

-

-

DS1375

No 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);Cut Tape (CT);Digi-Reel®;

-

-

Active

Compliant

I2C, Serial

16 B

5.5 V

1.7 V

-

-

-

150 V

-40°C ~ 85°C

Cut Tape

-

-

0.5 %

-

-

-

100 ppm/°C

-

Clock/Calendar

5.36 kΩ

-

155 °C

-55 °C

Thin Film

-

-

-

-

Clock & Timer ICs

500 mW

-

1.7V ~ 5.5V

-

-

-

-

-

-

-

-

-

-

-

Alarm, Calendar, Clock

-

-

3.3 V

-

-

-

-

-

I²C, 2-Wire Serial

5.5 V

1.7 V

16B

-

-

-

-

-

-

Clock

-

-

-

-

Real Time Clocks

-

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

-

0.5µA @ 1.7V ~ 5.5V

-

-

Alarm, Leap Year, Square Wave Output

-

650 µm

-

-

-

-

-

-

No

-

Lead Free

-

• 1:$26.185315
• 10:$24.703127
• 100:$23.304837
• 500:$21.985695
View all price

-

-

-

Surface Mount, Right Angle

34-PowerCap™ Module

Normal, Standard - Top

-

-

-

34-PowerCap Module

-

-

DS1554

Backup Switching

-

-

-

-

-

--

-

-

-

-

+ 70 C

Analog Devices Inc./Maxim Integrated

0 C

-

SMD/SMT

MSL 3 - 168 hours

Tray

-

-

Active

-

Parallel

32 kB

3.63 V

2.97 V

-

-

-

-

0°C ~ 70°C

Tray

SC1

-

-

Obsolete

--

-

-

Connector and Ejector

Clock/Calendar

-

13 (11 + 2)

-

-

-

-

-

-

-

Clock & Timer ICs

-

-

2.97V ~ 3.63V

-

-

-

-

-

-

-

-

-

Gold

-

Calendar, Clock, NV Timekeeping RAM, Watchdog Timekeeper

-

-

-

-

-

-

Secure Digital - miniSD™

-

Parallel

-

-

32KB

-

-

-

-

-

-

-

-

-

-

-

Real Time Clocks

-

-

HH:MM:SS (24 hr)

Day; Date; Month; Year

Push In, Push Out

4mA @ 3.3V

3V

--

Switch

-

-

-

-

-

11.8µin (0.30µm)

0.093 (2.35mm)

-

-

-

-

-

• 1:$40.617434
• 10:$38.318334
• 100:$36.149372
• 500:$34.103181
View all price

-

-

-

Through Hole

Module Cube

-

-

-

-

--

-

-

DS1556

Integrated Battery

-

-

-

-

-

-

-

-

-

-

+ 70 C

Analog Devices Inc./Maxim Integrated

0 C

-

Through Hole

MSL 1 - Unlimited

Tube

-

-

Obsolete

-

Parallel

128 kB

3.63 V

2.97 V

-

-

-

-

-40°C ~ 85°C

-

--

-

-

Active

-

-

-

-

Clock/Calendar

-

-

-

-

-

-

-

-

-

Clock & Timer ICs

-

-

5.5 V ~ 30 V

-

-

-

-

-

-

0 V ~ 5 V

-

-

-

Connector

Calendar, Clock, NV Timekeeping RAM, Watchdog Timekeeper

-

Analog, RS-232

-

-

-

-

-

-

Parallel

-

-

128KB

-

-

-

-

-

±0.05%

-

±50 PSI (±344.74 kPa)

Differential

Barbed, Filtered

Male - 0.13 (3.18mm) Tube, Filter

Real Time Clocks

-

±150 PSI (±1034.21 kPa)

HH:MM:SS (24 hr)

Day; Date; Month; Year

-

4mA @ 3.3V

-

-

--

-

-

-

-

-

-

-

-

-

-

-

-

• 1:$15.421999
• 10:$14.549056
• 100:$13.725525
• 500:$12.948608
View all price

-

-

Through Hole

Through Hole

24-DIP Module (0.600, 15.24mm)

-

24

-

-

24-EDIP

-

-

DS1742

-

-

-

-

-

-

-

-

-

-

-

-

KYOCERA AVX

-

-

-

-

Bulk

-

-

Active

Compliant

-

-

-

-

-

-

-

-

-40°C ~ 85°C

Bulk

*

-

-

-

-

-

-

-

Clock/Calendar

-

-

85 °C

-40 °C

-

-

-

-

-

-

-

-

4.5V ~ 5.5V

-

-

-

-

-

-

-

-

-

-

-

-

-

-

5 V

-

-

-

-

-

Parallel

5.5 V

4.5 V

2KB

-

-

-

-

-

-

Clock

-

-

-

-

-

-

-

HH:MM:SS (24 hr)

YY-MM-DD-dd

-

3mA @ 5V

-

-

Leap Year, NVSRAM, Y2K

-

-

-

-

-

-

-

-

No

Unknown

Lead Free

-

• 1:$8.160145
• 10:$7.698250
• 100:$7.262500
• 500:$6.851415
View all price

-

-

-

Surface Mount

20-SOIC (0.295, 7.50mm Width)

-

-

-

-

20-SOIC

-

-

DS1673

Backup Switching

-

-

-

-

-

-

-

-

-

-

+ 70 C

KYOCERA AVX

0 C

-

SMD/SMT

MSL 1 - Unlimited

Bulk

-

-

Active

-

Serial, 3-Wire

-

5.5 V

4.5 V

-

-

-

-

0°C ~ 70°C

-

*

-

-

-

-

-

-

-

Portable System Controller

-

-

-

-

-

-

-

-

-

Clock & Timer ICs

-

-

4.5V ~ 5.5V

-

-

-

-

-

-

-

-

-

-

-

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

-

-

-

-

-

-

-

-

3-Wire Serial

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Real Time Clocks

-

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

-

300µA @ 5V

2.5V ~ 3.7V

-

Alarm, Leap Year, Watchdog Timer

-

-

-

-

-

-

-

-

-

-

-

-

• 1:$1.241406
• 10:$1.171138
• 100:$1.104847
• 500:$1.042308
View all price

Production (Last Updated: 1 month ago)

Tin

Surface Mount

Surface Mount

8-SOIC (0.154, 3.90mm Width)

-

8

-

-

8-SOIC

-

-

DS1337

No 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

-

5.5 V

1.8 V

-

-

-

-

-40°C ~ 85°C

Cut Tape

-

-

1 %

-

-

Axial

-

-

Clock/Calendar

20 MΩ

-

180 °C

-55 °C

Metal Oxide

-

-

-

-

Clock & Timer ICs

5 W

-

1.8V ~ 5.5V

-

-

-

-

-

Not

-

-

-

-

-

Calendar, Clock

-

-

3.3 V

-

-

-

-

-

I²C, 2-Wire Serial

5.5 V

1.8 V

-

-

-

-

-

-

-

Clock

-

-

-

-

Real Time Clocks

-

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

-

0.6µA @ 1.3V ~ 1.8V

-

-

Alarm, Leap Year, Square Wave Output

-

1.5 mm

-

41.91 mm

4 mm

-

-

-

No

Unknown

Contains Lead, Lead Free

-

• 1:$6.481552
• 10:$6.114672
• 100:$5.768558
• 500:$5.442036
View all price

Production (Last Updated: 8 months ago)

-

Surface Mount

Panel Mount, Through Hole

24-SOIC (0.295, 7.50mm Width)

Flange

24

-

Stainless Steel

24-SOIC

-

-

DS1685

-

-

Gold

Copper Alloy

-

-

-

-

-

PRODUCTION (Last Updated: 1 day ago)

-

+ 85 C

Glenair

- 40 C

-

SMD/SMT

-

Retail Package

-

Metal

Active

Compliant

Multiplexed

242 B

5.5 V

4.5 V

-

-

-

-

-65°C ~ 175°C

Tape & Reel

806

-

-

-

-

Solder

-

Plug, Male Pins

Clock/Calendar

-

-

85 °C

-40 °C

-

Silver

-

-

Threaded

Clock & Timer ICs

-

-

4.5V ~ 5.5V

F

-

-

-

-

-

-

Passivated

15-2

-

-

Alarm, Calendar, Clock

-

-

5 V

-

-

-

-

-

Parallel

5.5 V

4.5 V

242 B

-

-

-

-

-

-

Clock

-

-

-

-

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

-

-

-

-

-

-

-

-

No

-

Contains Lead, Lead Free

-

• 1:$22.885258
• 10:$21.589866
• 100:$20.367798
• 500:$19.214904
View all price

Production (Last Updated: 1 month ago)

-

Surface Mount

Surface Mount

24-SOIC (0.295, 7.50mm Width)

-

24

-

-

24-SOIC

-

-

DS17885

-

-

-

-

-

-

--

-

-

PRODUCTION (Last Updated: 1 month ago)

-

+ 85 C

Analog Devices Inc./Maxim Integrated

- 40 C

-

SMD/SMT

MSL 1 - Unlimited

Tube

-

-

Active

Compliant

Multiplexed

8 kB

3.7 V

2.7 V

-

-

-

-

-40°C ~ 85°C

-

*

-

-

Active

-

-

-

-

Clock/Calendar

-

-

85 °C

-40 °C

-

-

-

-

-

Clock & Timer ICs

-

-

2.7V ~ 3.7V

-

-

-

-

-

-

-

-

-

-

-

Alarm, Calendar, Clock

-

-

3 V

-

-

-

-

-

Parallel

3.7 V

2.7 V

8 kB

-

-

-

-

-

-

Clock

-

-

-

-

Real Time Clocks

-

-

HH:MM:SS (12/24 hr)

Day; Date; Month; Year

-

2mA @ 2.7V ~ 3.7V

2.5V ~ 3.7V

-

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

-

-

-

-

-

-

-

-

No

Unknown

-

-

• 1:$4.451393
• 10:$4.199427
• 100:$3.961724
• 500:$3.737475
View all price

-

-

-

Surface Mount

16-SOIC (0.295, 7.50mm Width)

-

-

-

-

16-SOIC

-

-

DS1338

Backup Switching

-

-

-

-

-

-

-

-

-

-

+ 85 C

Analog Devices Inc./Maxim Integrated

- 40 C

-

SMD/SMT

MSL 1 - Unlimited

Tube

-

-

Active

-

Serial

56 B

3.3 V

2.7 V

-

-

-

-

-40°C ~ 85°C

-

-

-

-

-

-

-

-

-

Clock/Calendar

-

-

-

-

-

-

-

-

-

Clock & Timer ICs

-

-

2.7V ~ 5.5V

-

-

-

-

-

-

-

-

-

-

-

Calendar, Clock

-

-

-

-

-

-

-

-

I²C, 2-Wire Serial

-

-

56B

-

-

-

-

-

-

-

-

-

-

-

Real Time Clocks

-

-

HH:MM:SS (12/24 hr)

Day; Date; Month; Year

-

200µA @ 3.3V

1.3V ~ 3.7V

-

Leap Year, NVSRAM, Square Wave Output

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Surface Mount

48-BBGA

-

-

-

-

48-PBGA (11.8x15.3)

-

-

DS12R887

-

-

-

-

-

-

-

-

ABB

-

-

-

Analog Devices Inc./Maxim Integrated

-

-

-

-

Tray

-

-

Obsolete

-

-

-

-

-

-

-

-

-

-40°C ~ 85°C

-

-

-

-

-

-

-

-

-

Clock/Calendar

-

-

-

-

-

-

-

-

-

-

-

-

2.97V ~ 3.63V

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Parallel

-

-

114B

-

-

-

-

-

-

-

-

-

-

-

-

-

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

-

2mA @ 2.97V ~ 3.63V

2V ~ 3.05V

-

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

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Panel Mount

-

Bulkhead - Front Side Nut

-

Circular

Stainless Steel

-

-

--

-

-

-

-

-

20

-

--

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-65°C ~ 200°C

Bulk

Military, MIL-DTL-38999 Series III, Tri-Start™ TV

-

-

Active

--

-

-

Receptacle Housing

For Female Sockets

-

53

-

-

-

-

-

-

Threaded

-

-

Crimp

-

N (Normal)

Shielded

--

-

-

-

-

Nickel

23-53

-

-

-

Silver

-

-

-

-

-

-

Contacts Not Included

-

-

-

-

-

-

H

-

-

-

-

-

-

-

-

-

--

-

-

-

-

-

-

-

Firewall Usage

-

-

-

-

-

-

-

--

-

-

-

-

• 1:$5.851516
• 10:$5.520298
• 100:$5.207828
• 500:$4.913046
View all price

Production (Last Updated: 4 months ago)

-

-

Through Hole

Radial

-

24

-

-

24-SOIC

Polypropylene (PP), Metallized

-

DS1685

Backup Switching

-

-

-

-

-

--

-

-

PRODUCTION (Last Updated: 13 hours ago)

-

+ 85 C

Analog Devices Inc./Maxim Integrated

- 40 C

-

SMD/SMT

MSL 1 - Unlimited

Tube

-

-

Obsolete

Compliant

Multiplexed

242 B

5.5 V

4.5 V

-

550V

1600V (1.6kV)

-

-55°C ~ 105°C

Bulk

MMKP383

0.689 L x 0.197 W (17.50mm x 5.00mm)

±5%

Active

--

PC Pins

-

-

Clock/Calendar

-

-

-

-

-

-

High Pulse, DV/DT

3300pF

-

Clock & Timer ICs

-

-

4.5V ~ 5.5V

-

-

-

-

-

-

-

-

-

-

-

Alarm, Calendar, Clock

-

-

-

-

-

0.591 (15.00mm)

-

-

Parallel

-

-

242B

-

-

-

-

-

-

-

-

-

-

-

Real Time Clocks

-

-

HH:MM:SS (12/24 hr)

YY-MM-DD-dd

-

3mA @ 5V

2.5V ~ 3.7V

-

--

-

-

0.433 (11.00mm)

-

-

-

-

-

-

-

Lead Free

--

-

-

-

-

Surface Mount, Wettable Flank

16-LFDFN Exposed Pad

-

-

-

-

16-HLSON (4.5x3.5)

-

-

-

Backup Switching

NXP Semiconductors

-

-

-

4000

-

-

NXP

-

-

+ 85 C

NXP USA Inc.

- 40 C

Yes

SMD/SMT

MSL 3 - 168 hours

-

935378775518

-

Active

Details

Serial, I2C, SPI

-

5.5 V

1.2 V

-

-

-

-

-40°C ~ 85°C (TA)

Cut Tape

-

-

-

-

-

-

-

-

Clock/Calendar

-

-

-

-

-

-

-

-

-

Clock & Timer ICs

-

-

1.2V ~ 5.5V

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

I²C, SPI

-

-

8B

-

-

-

-

-

-

-

-

-

-

-

Real Time Clocks

-

-

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

YYYY-MM-DD

-

770nA ~ 2.135µA @ 1.2V ~ 5.5V

1.2V ~ 5.5V

-

Alarm, Leap Year, SRAM, Watchdog Timer

Real Time Clock

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Surface Mount

Surface Mount

24-SOIC (0.295, 7.50mm Width)

-

24

-

-

24-SOIC

-

-

DS17285

-

-

-

-

-

-

-

-

GPI - Great Plains Industries

-

1315119

-

Analog Devices Inc./Maxim Integrated

-

-

-

-

Tape & Reel (TR)

-

-

Obsolete

Non-Compliant

-

-

-

-

-

-

-

-

-40°C ~ 85°C

Bulk

-

-

-

-

-

-

-

-

Clock/Calendar

-

-

85 °C

-40 °C

-

-

-

-

-

-

-

-

2.7V ~ 3.7V

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Parallel

3.7 V

2.7 V

2 kB

-

-

-

-

-

-

Clock

-

-

-

-

-

-

-

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

-

-

-

-

-

-

-

-

-

-

Contains Lead

-

-

-

-

-

Surface Mount

34-PowerCap™ Module

-

-

-

-

34-PowerCap Module

-

-

DS1743

-

-

-

-

-

-

-

-

-

-

-

-

Analog Devices Inc./Maxim Integrated

-

-

-

-

Tube

-

-

Obsolete

-

-

-

-

-

-

-

-

-

0°C ~ 70°C

-

-

-

-

-

-

-

-

-

Clock/Calendar

-

-

-

-

-

-

-

-

-

-

-

-

4.5V ~ 5.5V

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Parallel

-

-

8KB

-

-

-

-

-

-

-

-

-

-

-

-

-

-

HH:MM:SS (24 hr)

YY-MM-DD-dd

-

3mA @ 5V

3V

-

Leap Year, NVSRAM, Y2K

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Surface Mount

34-PowerCap™ Module

-

-

-

-

34-PowerCap Module

-

-

DS1646

-

-

-

-

-

-

-

-

-

-

-

-

Analog Devices Inc./Maxim Integrated

-

-

-

-

Tube

-

-

Obsolete

-

-

-

-

-

-

-

-

-

0°C ~ 70°C

-

-

-

-

-

-

-

-

-

Clock/Calendar

-

-

-

-

-

-

-

-

-

-

-

-

4.5V ~ 5.5V

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Parallel

-

-

128KB

-

-

-

-

-

-

-

-

-

-

-

-

-

-

HH:MM:SS (24 hr)

YY-MM-DD-dd

-

4mA @ 4.5 V ~ 5.5 V

3V

-

Leap Year, NVSRAM

-

-

-

-

-

-

-

-

-

-

-

-