SOP Timers & Real-Time Clocks 1,195

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Part RoHS Manufacturer Peripheral IC Type Temperature Grade Terminal Form No. of Terminals Package Code Package Shape Package Body Material Surface Mount Information Access Method Maximum Supply Voltage On Chip Data RAM Width Screening Level No. of Bits Maximum Output Clock Frequency Power Supplies (V) Package Style (Meter) Package Equivalence Code Interrupt Capability Minimum Supply Voltage Maximum Operating Temperature Minimum Operating Temperature Terminal Finish Terminal Position Maximum Seated Height RAM Words Width Additional Features External Data Bus Width Maximum Clock Frequency Maximum Time At Peak Reflow Temperature (s) Peak Reflow Temperature (C) Length Total Dose (V) No. of Timers Technology Maximum Supply Current Minimum Time Nominal Supply Voltage Sub-Category Bus Compatibility Terminal Pitch JESD-30 Code Moisture Sensitivity Level (MSL) Qualification Volatile JESD-609 Code

DS1685S-5

Maxim Integrated

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, MUXED BUS

5.5 V

5

SMALL OUTLINE

SOP24,.4

4.5 V

70 Cel

0 Cel

TIN LEAD

DUAL

2.65 mm

7.5 mm

8

.032 MHz

15.4 mm

1

CMOS

SECONDS

5 V

Timer or RTC

1.27 mm

R-PDSO-G24

1

Not Qualified

YES

e0

DS1673S-5

Maxim Integrated

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

SERIAL, 3-WIRE

5.5 V

5

SMALL OUTLINE

SOP20,.4

Y

4.5 V

70 Cel

0 Cel

TIN LEAD

DUAL

2.65 mm

7.5 mm

3-CHANNEL, 8-BIT ADC

1

.032 MHz

12.8 mm

0

MOS

SECONDS

5 V

Timer or RTC

1.27 mm

R-PDSO-G20

1

Not Qualified

YES

e0

DS17285S-5

Maxim Integrated

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, MUXED BUS

5.5 V

5

SMALL OUTLINE

SOP24,.4

Y

4.5 V

70 Cel

0 Cel

TIN LEAD

DUAL

2.67 mm

7.5 mm

8

.032 MHz

17.9 mm

1

CMOS

SECONDS

5 V

Timer or RTC

1.27 mm

R-PDSO-G24

Not Qualified

YES

e0

DS1689SN

Maxim Integrated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, DIRECT ADDRESS/MUXED BUS

4 V

16

3/5

SMALL OUTLINE

SOP28,.45

Y

2.7 V

85 Cel

-40 Cel

TIN LEAD

DUAL

3.05 mm

8.565 mm

CAN ALSO OPERATE WITH 5V SUPPLY

8

.032 MHz

18.1 mm

1

CMOS

SECONDS

3 V

Timer or RTC

1.27 mm

R-PDSO-G28

1

Not Qualified

YES

e0

DS32B35-33IND#

Maxim Integrated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

I2C

3.63 V

8

3/3.3

SMALL OUTLINE

SOP20,.4

Y

2.7 V

85 Cel

-40 Cel

TIN

DUAL

2.65 mm

7.5 mm

1

.032 MHz

30

260

12.8 mm

1

CMOS

MINUTES

3.3 V

Timer or RTC

1.27 mm

R-PDSO-G20

1

Not Qualified

NO

e3

DS17285S-3/T&R

Maxim Integrated

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, MUXED BUS

3.7 V

3

SMALL OUTLINE

SOP24,.4

Y

2.7 V

70 Cel

0 Cel

TIN LEAD

DUAL

2.67 mm

7.5 mm

8

.032 MHz

17.9 mm

1

CMOS

SECONDS

3 V

Timer or RTC

1.27 mm

R-PDSO-G24

1

Not Qualified

YES

e0

DS17485S-3+T&R

Maxim Integrated

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, MUXED BUS

3.7 V

3

SMALL OUTLINE

SOP24,.4

Y

2.7 V

70 Cel

0 Cel

MATTE TIN

DUAL

2.68 mm

7.5 mm

8

.032 MHz

17.9 mm

1

CMOS

SECONDS

3 V

Timer or RTC

1.27 mm

R-PDSO-G24

1

Not Qualified

NO

e3

DS12R885S-33/T&R

Maxim Integrated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, MUXED BUS

3.63 V

3.3

SMALL OUTLINE

SOP24,.4

Y

2.97 V

85 Cel

-40 Cel

TIN LEAD

DUAL

2.67 mm

7.495 mm

8

.032 MHz

15.365 mm

1

CMOS

SECONDS

3.3 V

Timer or RTC

1.27 mm

R-PDSO-G24

1

Not Qualified

NO

e0

DS1629S-2

Maxim Integrated

TIMER, REAL TIME CLOCK

MILITARY

GULL WING

8

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

I2C

5.5 V

SMALL OUTLINE

2.2 V

125 Cel

-55 Cel

TIN LEAD

DUAL

.4 MHz

20

240

0

CMOS

2.7 V

R-PDSO-G8

1

Not Qualified

e0

DS1501YS+

Maxim Integrated

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, DIRECT ADDRESS

5.5 V

5

SMALL OUTLINE

SOP28,.45

Y

4.5 V

70 Cel

0 Cel

MATTE TIN

DUAL

3.05 mm

8.565 mm

8

.032 MHz

18.1 mm

1

CMOS

SECONDS

5 V

Timer or RTC

1.27 mm

R-PDSO-G28

1

Not Qualified

YES

e3

DS1340C-3+

Maxim Integrated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

I2C

3.3 V

3

SMALL OUTLINE

SOP16,.4

N

2.7 V

85 Cel

-40 Cel

MATTE TIN

DUAL

.032 MHz

CMOS

SECONDS

3 V

Timer or RTC

1.27 mm

R-PDSO-G16

1

Not Qualified

NO

e3

DS1202S-8

Maxim Integrated

COMMERCIAL

GULL WING

8

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

SERIAL, FIXED PROTOCOL

2/5.5

SMALL OUTLINE

SOP8,.3

N

70 Cel

0 Cel

TIN LEAD

DUAL

CMOS

SECONDS

Timer or RTC

1.27 mm

R-PDSO-G8

Not Qualified

YES

e0

DS1673S-3

Maxim Integrated

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

SERIAL, 3-WIRE

3.3 V

3

SMALL OUTLINE

SOP20,.4

Y

2.7 V

70 Cel

0 Cel

TIN LEAD

DUAL

2.65 mm

7.5 mm

3-CHANNEL, 8-BIT ADC

1

.032 MHz

12.8 mm

0

MOS

SECONDS

3 V

Timer or RTC

1.27 mm

R-PDSO-G20

1

Not Qualified

YES

e0

DS1501YSN/T&R

Maxim Integrated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, DIRECT ADDRESS

5.5 V

5

SMALL OUTLINE

SOP28,.45

Y

4.5 V

85 Cel

-40 Cel

TIN LEAD

DUAL

3.05 mm

8.565 mm

8

.032 MHz

18.1 mm

1

CMOS

SECONDS

5 V

Timer or RTC

1.27 mm

R-PDSO-G28

1

Not Qualified

YES

e0

DS17485S-5/T&R

Maxim Integrated

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, MUXED BUS

5.5 V

5

SMALL OUTLINE

SOP24,.4

Y

4.5 V

70 Cel

0 Cel

TIN LEAD

DUAL

2.67 mm

7.5 mm

8

.032 MHz

17.9 mm

1

CMOS

SECONDS

5 V

Timer or RTC

1.27 mm

R-PDSO-G24

Not Qualified

NO

e0

DS17285S-5/T&R

Maxim Integrated

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, MUXED BUS

5.5 V

5

SMALL OUTLINE

SOP24,.4

Y

4.5 V

70 Cel

0 Cel

TIN LEAD

DUAL

2.67 mm

7.5 mm

8

.032 MHz

17.9 mm

1

CMOS

SECONDS

5 V

Timer or RTC

1.27 mm

R-PDSO-G24

Not Qualified

YES

e0

DS1689SN+W

Maxim Integrated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, MUXED BUS

4 V

SMALL OUTLINE

2.7 V

85 Cel

-40 Cel

DUAL

3.05 mm

8.565 mm

ALSO OPERATES AT 5 V TYP SUPPLY

8

NOT SPECIFIED

NOT SPECIFIED

18.1 mm

1

CMOS

3 V

1.27 mm

R-PDSO-G28

DS17485SN-5+

Maxim Integrated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, MUXED BUS

5.5 V

5

SMALL OUTLINE

SOP24,.4

Y

4.5 V

85 Cel

-40 Cel

MATTE TIN

DUAL

2.67 mm

7.5 mm

8

.032 MHz

30

260

17.9 mm

1

CMOS

SECONDS

5 V

Timer or RTC

1.27 mm

R-PDSO-G24

1

Not Qualified

NO

e3

DS1501WSN+T&R

Maxim Integrated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, DIRECT ADDRESS

3.6 V

3.3

SMALL OUTLINE

SOP28,.45

Y

3 V

85 Cel

-40 Cel

MATTE TIN

DUAL

3.05 mm

8.565 mm

8

.032 MHz

18.1 mm

1

CMOS

SECONDS

3.3 V

Timer or RTC

1.27 mm

R-PDSO-G28

1

Not Qualified

YES

e3

DS17485S-5

Maxim Integrated

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, MUXED BUS

5.5 V

5

SMALL OUTLINE

SOP24,.4

Y

4.5 V

70 Cel

0 Cel

TIN LEAD

DUAL

2.67 mm

7.5 mm

8

.032 MHz

17.9 mm

1

CMOS

SECONDS

5 V

Timer or RTC

1.27 mm

R-PDSO-G24

Not Qualified

YES

e0

DS1602SN

Maxim Integrated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

8

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

SERIAL, 3-WIRE

5.5 V

SMALL OUTLINE

4.5 V

85 Cel

-40 Cel

TIN LEAD

DUAL

.032 MHz

0

CMOS

5 V

R-PDSO-G8

Not Qualified

e0

DS1629S-C03+

Maxim Integrated

TIMER, REAL TIME CLOCK

MILITARY

GULL WING

8

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

SERIAL, 2-WIRE/I2C

5.5 V

SMALL OUTLINE

2.2 V

125 Cel

-55 Cel

MATTE TIN

DUAL

30

260

CMOS

5 V

R-PDSO-G8

1

e3

DS1501YSN+T&R

Maxim Integrated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, DIRECT ADDRESS

5.5 V

5

SMALL OUTLINE

SOP28,.45

Y

4.5 V

85 Cel

-40 Cel

MATTE TIN

DUAL

3.05 mm

8.565 mm

8

.032 MHz

18.1 mm

1

CMOS

SECONDS

5 V

Timer or RTC

1.27 mm

R-PDSO-G28

1

Not Qualified

YES

e3

DS17885S-5/T&R

Maxim Integrated

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, MUXED BUS

5.5 V

5

SMALL OUTLINE

SOP24,.4

Y

4.5 V

70 Cel

0 Cel

TIN LEAD

DUAL

2.67 mm

7.5 mm

8

.032 MHz

17.9 mm

1

CMOS

SECONDS

5 V

Timer or RTC

1.27 mm

R-PDSO-G24

1

Not Qualified

YES

e0

DS12R885-5

Maxim Integrated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, MUXED BUS

5.5 V

5

SMALL OUTLINE

SOP24,.4

Y

4.5 V

85 Cel

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

2.67 mm

7.5 mm

8

.032 MHz

17.9 mm

1

CMOS

SECONDS

5 V

Timer or RTC

1.27 mm

R-PDSO-G24

Not Qualified

NO

e0

DS1689SN+

Maxim Integrated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, DIRECT ADDRESS/MUXED BUS

4 V

16

3/5

SMALL OUTLINE

SOP28,.45

Y

2.7 V

85 Cel

-40 Cel

MATTE TIN

DUAL

3.05 mm

8.565 mm

CAN ALSO OPERATE WITH 5V SUPPLY

8

.032 MHz

18.1 mm

1

CMOS

SECONDS

3 V

Timer or RTC

1.27 mm

R-PDSO-G28

Not Qualified

YES

e3

DS1689S

Maxim Integrated

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, DIRECT ADDRESS/MUXED BUS

4 V

16

3/5

SMALL OUTLINE

SOP28,.45

Y

2.7 V

70 Cel

0 Cel

TIN LEAD

DUAL

3.05 mm

8.565 mm

CAN ALSO OPERATE WITH 5V SUPPLY

8

.032 MHz

18.1 mm

1

CMOS

SECONDS

3 V

Timer or RTC

1.27 mm

R-PDSO-G28

1

Not Qualified

YES

e0

DS1689S/T&R

Maxim Integrated

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, DIRECT ADDRESS/MUXED BUS

4 V

16

3/5

SMALL OUTLINE

SOP28,.45

Y

2.7 V

70 Cel

0 Cel

TIN LEAD

DUAL

3.05 mm

8.565 mm

CAN ALSO OPERATE WITH 5V SUPPLY

8

.032 MHz

18.1 mm

1

CMOS

SECONDS

3 V

Timer or RTC

1.27 mm

R-PDSO-G28

1

Not Qualified

YES

e0

DS1338C-18

Maxim Integrated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

I2C

1.89 V

SMALL OUTLINE

1.71 V

85 Cel

-40 Cel

TIN LEAD

DUAL

2.65 mm

7.5 mm

.032 MHz

10.3 mm

1

CMOS

1.8 V

1.27 mm

R-PDSO-G16

1

Not Qualified

e0

DS1501WSN/T&R

Maxim Integrated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, DIRECT ADDRESS

3.6 V

3.3

SMALL OUTLINE

SOP28,.45

Y

3 V

85 Cel

-40 Cel

TIN LEAD

DUAL

3.05 mm

8.565 mm

8

.032 MHz

18.1 mm

1

CMOS

SECONDS

3.3 V

Timer or RTC

1.27 mm

R-PDSO-G28

1

Not Qualified

YES

e0

DS17885SN-5

Maxim Integrated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, MUXED BUS

5.5 V

5

SMALL OUTLINE

SOP24,.4

Y

4.5 V

85 Cel

-40 Cel

TIN LEAD

DUAL

2.67 mm

7.5 mm

8

.032 MHz

17.9 mm

1

CMOS

SECONDS

5 V

Timer or RTC

1.27 mm

R-PDSO-G24

1

Not Qualified

NO

e0

DS1338C-3

Maxim Integrated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

I2C

3.3 V

SMALL OUTLINE

2.7 V

85 Cel

-40 Cel

TIN LEAD

DUAL

2.65 mm

7.5 mm

.032 MHz

10.3 mm

1

CMOS

3 V

1.27 mm

R-PDSO-G16

1

Not Qualified

e0

DS1685S-5+C01

Maxim Integrated

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, MUXED BUS

5.5 V

5

SMALL OUTLINE

SOP24,.4

Y

4.5 V

70 Cel

0 Cel

MATTE TIN

DUAL

2.67 mm

7.5 mm

8

.032 MHz

30

260

17.9 mm

1

CMOS

SECONDS

5 V

Timer or RTC

1.27 mm

R-PDSO-G24

1

Not Qualified

YES

e3

DS1315SN+33

Maxim Integrated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

SERIAL, FIXED PROTOCOL

3.6 V

SMALL OUTLINE

3 V

85 Cel

-40 Cel

MATTE TIN

DUAL

2.68 mm

7.51 mm

.032 MHz

10.335 mm

CMOS

3.3 V

1.27 mm

R-PDSO-G16

Not Qualified

e3

DS1689SN+T&R-W

Maxim Integrated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, MUXED BUS

4 V

SMALL OUTLINE

2.7 V

85 Cel

-40 Cel

DUAL

3.05 mm

8.565 mm

ALSO OPERATES AT 5 V TYP SUPPLY

8

NOT SPECIFIED

NOT SPECIFIED

18.1 mm

1

CMOS

3 V

1.27 mm

R-PDSO-G28

DS1501WSN+

Maxim Integrated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, DIRECT ADDRESS

3.6 V

3.3

SMALL OUTLINE

SOP28,.45

Y

3 V

85 Cel

-40 Cel

MATTE TIN

DUAL

3.05 mm

8.565 mm

8

.032 MHz

18.1 mm

1

CMOS

SECONDS

3.3 V

Timer or RTC

1.27 mm

R-PDSO-G28

Not Qualified

YES

e3

DS1501YS+T&R

Maxim Integrated

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, DIRECT ADDRESS

5.5 V

5

SMALL OUTLINE

SOP28,.45

Y

4.5 V

70 Cel

0 Cel

MATTE TIN

DUAL

3.05 mm

8.565 mm

8

.032 MHz

18.1 mm

1

CMOS

SECONDS

5 V

Timer or RTC

1.27 mm

R-PDSO-G28

1

Not Qualified

YES

e3

DS1315S-5/T&R

Maxim Integrated

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

SERIAL, FIXED PROTOCOL

5.5 V

5

SMALL OUTLINE

SOP16,.4

N

4.5 V

70 Cel

0 Cel

TIN LEAD

DUAL

2.68 mm

7.51 mm

0

.032 MHz

10.335 mm

0

CMOS

1/100 SECOND

5 V

Timer or RTC

1.27 mm

R-PDSO-G16

Not Qualified

YES

e0

DS1629S-C03+T&R

Maxim Integrated

TIMER, REAL TIME CLOCK

MILITARY

GULL WING

8

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

SERIAL, 2-WIRE/I2C

5.5 V

SMALL OUTLINE

2.2 V

125 Cel

-55 Cel

MATTE TIN

DUAL

30

260

CMOS

5 V

R-PDSO-G8

1

e3

DS1685S-3/T&R

Maxim Integrated

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, MUXED BUS

3.7 V

3

SMALL OUTLINE

SOP20,.4

Y

2.7 V

70 Cel

0 Cel

TIN LEAD

DUAL

2.65 mm

7.5 mm

8

.032 MHz

245

15.4 mm

1

CMOS

SECONDS

3 V

Timer or RTC

1.27 mm

R-PDSO-G24

1

Not Qualified

YES

e0

DS1689S+T&R-W

Maxim Integrated

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, MUXED BUS

4 V

SMALL OUTLINE

2.7 V

70 Cel

0 Cel

DUAL

3.05 mm

8.565 mm

ALSO OPERATES AT 5 V TYP SUPPLY

8

NOT SPECIFIED

NOT SPECIFIED

18.1 mm

1

CMOS

3 V

1.27 mm

R-PDSO-G28

DS1501WS+T&R

Maxim Integrated

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, DIRECT ADDRESS

3.6 V

3.3

SMALL OUTLINE

SOP28,.45

Y

3 V

70 Cel

0 Cel

MATTE TIN

DUAL

3.05 mm

8.565 mm

8

.032 MHz

18.1 mm

1

CMOS

SECONDS

3.3 V

Timer or RTC

1.27 mm

R-PDSO-G28

1

Not Qualified

YES

e3

DS1501YSN

Maxim Integrated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, DIRECT ADDRESS

5.5 V

5

SMALL OUTLINE

SOP28,.45

Y

4.5 V

85 Cel

-40 Cel

TIN LEAD

DUAL

3.05 mm

8.565 mm

8

.032 MHz

18.1 mm

1

CMOS

SECONDS

5 V

Timer or RTC

1.27 mm

R-PDSO-G28

1

Not Qualified

YES

e0

DS1283S+

Maxim Integrated

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, DIRECT ADDRESS

5.5 V

SMALL OUTLINE

4.5 V

70 Cel

0 Cel

MATTE TIN

DUAL

ACCURACY 2 MIN/MONTH @ 25 DEGREE C; 1024 HZ FIXED O/P

8

1

CMOS

5 V

R-PDSO-G28

1

Not Qualified

e3

DS17285S-3NT

Maxim Integrated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, MUXED BUS

3.7 V

3

SMALL OUTLINE

SOP24,.4

Y

2.7 V

85 Cel

-40 Cel

TIN LEAD

DUAL

2.67 mm

7.5 mm

8

.032 MHz

245

17.9 mm

1

CMOS

SECONDS

3 V

Timer or RTC

1.27 mm

R-PDSO-G24

Not Qualified

YES

e0

DS17885S-5

Maxim Integrated

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, MUXED BUS

5.5 V

5

SMALL OUTLINE

SOP24,.4

Y

4.5 V

70 Cel

0 Cel

TIN LEAD

DUAL

2.67 mm

7.5 mm

8

.032 MHz

245

17.9 mm

1

CMOS

SECONDS

5 V

Timer or RTC

1.27 mm

R-PDSO-G24

1

Not Qualified

YES

e0

DS1283S+T&R

Maxim Integrated

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, DIRECT ADDRESS

5.5 V

SMALL OUTLINE

4.5 V

70 Cel

0 Cel

MATTE TIN

DUAL

ACCURACY 2 MIN/MONTH @ 25 DEGREE C; 1024 HZ FIXED O/P

8

1

CMOS

5 V

R-PDSO-G28

1

Not Qualified

e3

DS1315S-33

Maxim Integrated

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

SERIAL, FIXED PROTOCOL

3.6 V

3.3

SMALL OUTLINE

SOP16,.4

N

3 V

70 Cel

0 Cel

TIN LEAD

DUAL

2.68 mm

7.51 mm

0

.032 MHz

10.335 mm

0

CMOS

1/100 SECOND

3.3 V

Timer or RTC

1.27 mm

R-PDSO-G16

Not Qualified

YES

e0

Timers & Real-Time Clocks

Timers and real-time clocks (RTCs) are electronic devices that are used to measure and track time intervals in electronic systems. They are crucial components in many applications, such as control systems, automation systems, and consumer electronics.

A timer is an electronic device that is used to measure the duration of time intervals. Timers can be either digital or analog and can be used to measure time intervals ranging from microseconds to hours or even days. They can be used for a variety of applications, such as controlling the duration of a signal or triggering an event after a specified time interval.

A real-time clock (RTC) is a clock that keeps track of the current time and date. Unlike a timer, an RTC is capable of keeping track of time even when the system is powered off. RTCs are commonly used in consumer electronics such as watches, clocks, and digital cameras, as well as in control systems, data loggers, and other applications that require accurate timekeeping.