TSSOP Timers & Real-Time Clocks 537

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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

DS1672U-33+

Analog Devices

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

8

TSSOP

SQUARE

PLASTIC/EPOXY

YES

I2C

3.63 V

3.3

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP8,.19

N

2.97 V

85 Cel

-40 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

3 mm

.032 MHz

30

260

3 mm

0

CMOS

SECONDS

3.3 V

Timers or RTCs

.65 mm

S-PDSO-G8

1

Not Qualified

NO

e3

ISL1221IUZ

Renesas Electronics

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

10

TSSOP

SQUARE

PLASTIC/EPOXY

YES

I2C

5.5 V

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

2.7 V

85 Cel

-40 Cel

MATTE TIN

DUAL

1.1 mm

3 mm

30

260

3 mm

CMOS

3 V

.5 mm

S-PDSO-G10

2

e3

ISL12027IV27Z-T

Renesas Electronics

TIMER, REAL TIME CLOCK

GULL WING

8

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

SERIAL(I2C)

5.5 V

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP8,.25

Y

2.7 V

85 Cel

-40 Cel

MATTE TIN

DUAL

1.2 mm

3 mm

.32768 MHz

4.4 mm

CMOS

3.5 mA

SECONDS

3.3 V

.65 mm

R-PDSO-G8

1

NO

e3

MCP79401-I/ST

Microchip Technology

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

8

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

I2C

5.5 V

8

TS 16949

2/5

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP8,.25

Y

1.8 V

85 Cel

-40 Cel

MATTE TIN

DUAL

1.2 mm

64

3 mm

0

.032 MHz

40

260

4.4 mm

1

CMOS

3 mA

SECONDS

2.5 V

Timer or RTC

.65 mm

R-PDSO-G8

1

Not Qualified

NO

e3

MCP79402-I/ST

Microchip Technology

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

8

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

I2C

5.5 V

8

TS 16949

2/5

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP8,.25

Y

1.8 V

85 Cel

-40 Cel

MATTE TIN

DUAL

1.2 mm

64

3 mm

0

.032 MHz

4.4 mm

1

CMOS

3 mA

SECONDS

2.5 V

Timer or RTC

.65 mm

R-PDSO-G8

Not Qualified

NO

e3

PT7C433833UEX

Diodes Incorporated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

8

TSSOP

SQUARE

PLASTIC/EPOXY

YES

I2C

5.5 V

3/5

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP8,.19

Y

2.7 V

85 Cel

-40 Cel

DUAL

1.1 mm

3 mm

3 mm

1

CMOS

SECONDS

3 V

Timer or RTC

.65 mm

S-PDSO-G8

Not Qualified

NO

DS1501WE+

Maxim Integrated

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

28

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, DIRECT ADDRESS

3.6 V

3.3

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP28,.53,22

Y

3 V

70 Cel

0 Cel

MATTE TIN

DUAL

1.2 mm

8 mm

8

.032 MHz

11.8 mm

1

CMOS

SECONDS

3.3 V

Timers or RTCs

.55 mm

R-PDSO-G28

3

Not Qualified

YES

e3

DS1501WE

Maxim Integrated

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

28

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, DIRECT ADDRESS

3.6 V

3.3

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP28,.53,22

Y

3 V

70 Cel

0 Cel

TIN LEAD

DUAL

1.2 mm

8 mm

8

.032 MHz

11.8 mm

1

CMOS

SECONDS

3.3 V

Timer or RTC

.55 mm

R-PDSO-G28

3

Not Qualified

YES

e0

DS1677E

Maxim Integrated

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

20

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

SERIAL, 3-WIRE

5.5 V

5

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP20,.25

Y

4.5 V

70 Cel

0 Cel

TIN LEAD

DUAL

1.1 mm

4.4 mm

3-CHANNEL, 8-BIT ADC

1

.032 MHz

245

6.5 mm

0

CMOS

SECONDS

5 V

Timer or RTC

.65 mm

R-PDSO-G20

1

Not Qualified

YES

e0

DS1677E+

Maxim Integrated

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

20

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

SERIAL, 3-WIRE

5.5 V

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

4.5 V

70 Cel

0 Cel

MATTE TIN

DUAL

1.1 mm

4.4 mm

3-CHANNEL, 8-BIT ADC

1

.032 MHz

30

260

6.5 mm

CMOS

5 V

.65 mm

R-PDSO-G20

1

Not Qualified

e3

BQ4802YPWR

Texas Instruments

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

28

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, DIRECT ADDRESS

5.5 V

5

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP28,.25

Y

4.5 V

70 Cel

0 Cel

DUAL

1.2 mm

4.4 mm

8

.032 MHz

NOT SPECIFIED

NOT SPECIFIED

9.7 mm

1

CMOS

SECONDS

5 V

Timer or RTC

.65 mm

R-PDSO-G28

Not Qualified

NO

BQ4802YPWRG4

Texas Instruments

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

28

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, DIRECT ADDRESS

5.5 V

5

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP28,.25

Y

4.5 V

70 Cel

0 Cel

DUAL

1.2 mm

4.4 mm

8

.032 MHz

NOT SPECIFIED

NOT SPECIFIED

9.7 mm

1

CMOS

SECONDS

5 V

Timer or RTC

.65 mm

R-PDSO-G28

Not Qualified

NO

BQ4802YPWG4

Texas Instruments

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

28

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, DIRECT ADDRESS

5.5 V

5

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP28,.25

Y

4.5 V

70 Cel

0 Cel

NICKEL PALLADIUM GOLD

DUAL

1.2 mm

4.4 mm

8

.032 MHz

30

260

9.7 mm

1

CMOS

9 mA

SECONDS

5 V

Timer or RTC

.65 mm

R-PDSO-G28

1

Not Qualified

NO

e4

BQ4802LYPW

Texas Instruments

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

28

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, DIRECT ADDRESS

3.6 V

3.3

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP28,.25

Y

2.7 V

70 Cel

0 Cel

NICKEL PALLADIUM GOLD

DUAL

1.2 mm

4.4 mm

8

.032 MHz

30

260

9.7 mm

1

CMOS

9 mA

SECONDS

3 V

Timer or RTC

.65 mm

R-PDSO-G28

1

Not Qualified

YES

e4

BQ4802LYPWG4

Texas Instruments

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

28

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, DIRECT ADDRESS

3.6 V

3/3.3

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP28,.25

Y

2.7 V

70 Cel

0 Cel

NICKEL PALLADIUM GOLD

DUAL

1.2 mm

4.4 mm

8

.032 MHz

30

260

9.7 mm

1

CMOS

9 mA

SECONDS

3.3 V

Timer or RTC

.65 mm

R-PDSO-G28

1

Not Qualified

NO

e4

DS1315E-5+

Analog Devices

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

20

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

SERIAL, FIXED PROTOCOL

5.5 V

5

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP20,.25

N

4.5 V

70 Cel

0 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

4.4 mm

0

.032 MHz

30

260

6.5 mm

0

CMOS

1/100 SECOND

5 V

Timer or RTC

.65 mm

R-PDSO-G20

1

Not Qualified

YES

e3

DS1340U-18+

Analog Devices

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

8

TSSOP

SQUARE

PLASTIC/EPOXY

YES

I2C

1.89 V

1.8

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP8,.19

N

1.71 V

85 Cel

-40 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

3 mm

.032 MHz

30

260

3 mm

CMOS

SECONDS

1.8 V

Timer or RTC

.65 mm

S-PDSO-G8

1

Not Qualified

NO

e3

DS1390U-3+T&R

Analog Devices

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

10

TSSOP

SQUARE

PLASTIC/EPOXY

YES

SERIAL, 3-WIRE

3.3 V

3

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP10,.19,20

Y

2.7 V

85 Cel

-40 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

3 mm

.032 MHz

30

260

3 mm

1

CMOS

1/100 SECOND

3 V

Timers or RTCs

.5 mm

S-PDSO-G10

1

Not Qualified

NO

e3

DS1685E-5+

Analog Devices

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

24

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, MUXED BUS

5.5 V

5

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP24,.25

Y

4.5 V

70 Cel

0 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

4.4 mm

8

.032 MHz

30

260

7.8 mm

1

CMOS

SECONDS

5 V

Timer or RTC

.65 mm

R-PDSO-G24

1

Not Qualified

YES

e3

DS1501YE+T&R

Analog Devices

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

28

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, DIRECT ADDRESS

5.5 V

5

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP28,.53,22

Y

4.5 V

70 Cel

0 Cel

Matte Tin (Sn) - annealed

DUAL

1.2 mm

8 mm

8

.032 MHz

11.8 mm

1

CMOS

SECONDS

5 V

Timers or RTCs

.55 mm

R-PDSO-G28

3

Not Qualified

YES

e3

DS1391U-3+T&R

Analog Devices

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

10

TSSOP

SQUARE

PLASTIC/EPOXY

YES

SERIAL, 3-WIRE

3.3 V

3

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP10,.19,20

Y

2.7 V

85 Cel

-40 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

3 mm

.032 MHz

30

260

3 mm

1

CMOS

1/100 SECOND

3 V

Timers or RTCs

.5 mm

S-PDSO-G10

1

Not Qualified

YES

e3

DS1343E-3+T&R

Analog Devices

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

20

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

SERIAL, 3-WIRE

5.5 V

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

2.7 V

85 Cel

-40 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

4.4 mm

30

260

6.5 mm

1

CMOS

3 V

.65 mm

R-PDSO-G20

1

e3

DS1344E-33+T&R

Analog Devices

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

20

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

SERIAL, 3-WIRE

5.5 V

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

3 V

85 Cel

-40 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

4.4 mm

30

260

6.5 mm

1

CMOS

3.3 V

.65 mm

R-PDSO-G20

1

e3

DS1685E-3+T&R

Analog Devices

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

24

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, MUXED BUS

3.7 V

3

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP24,.25

Y

2.7 V

70 Cel

0 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

4.4 mm

8

.032 MHz

30

260

7.8 mm

1

CMOS

SECONDS

3 V

Timer or RTC

.65 mm

R-PDSO-G24

1

Not Qualified

YES

e3

DS1393U-33+

Analog Devices

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

10

TSSOP

SQUARE

PLASTIC/EPOXY

YES

SERIAL, 2-WIRE/I2C

5.5 V

3.3

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP10,.19,20

Y

2.97 V

85 Cel

-40 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

3 mm

.032 MHz

30

260

3 mm

1

CMOS

1/100 SECOND

3.3 V

Timers or RTCs

.5 mm

S-PDSO-G10

1

Not Qualified

NO

e3

DS1308U-3+

Analog Devices

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

8

TSSOP

SQUARE

PLASTIC/EPOXY

YES

I2C

5.5 V

3/5

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP8,.19

N

2.7 V

85 Cel

-40 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

3 mm

.032 MHz

30

260

3 mm

1

CMOS

SECONDS

3 V

Timer or RTC

.65 mm

S-PDSO-G8

1

Not Qualified

NO

e3

DS1308U-18+

Analog Devices

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

8

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

I2C

5.5 V

1.8/5

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP8,.19

N

1.71 V

85 Cel

-40 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

3 mm

.4 MHz

30

260

3 mm

1

CMOS

SECONDS

1.8 V

Timer or RTC

.65 mm

R-PDSO-G8

1

Not Qualified

NO

e3

DS1685EN-5+T&R

Analog Devices

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

24

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, MUXED BUS

5.5 V

5

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP24,.25

Y

4.5 V

85 Cel

-40 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

4.4 mm

8

.032 MHz

30

260

7.8 mm

1

CMOS

SECONDS

5 V

Timer or RTC

.65 mm

R-PDSO-G24

1

Not Qualified

YES

e3

DS1339U-2+T&R

Analog Devices

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

8

TSSOP

SQUARE

PLASTIC/EPOXY

YES

I2C

2.2 V

2

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP8,.19

Y

1.8 V

85 Cel

-40 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

3 mm

.032 MHz

30

260

3 mm

1

CMOS

SECONDS

2 V

Timer or RTC

.65 mm

S-PDSO-G8

1

Not Qualified

NO

e3

DS1338U-3+T&R

Analog Devices

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

8

TSSOP

SQUARE

PLASTIC/EPOXY

YES

I2C

5.5 V

3

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP8,.19

N

2.7 V

85 Cel

-40 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

3 mm

0

.032 MHz

30

260

3 mm

1

CMOS

SECONDS

3 V

Timer or RTC

.65 mm

S-PDSO-G8

1

Not Qualified

NO

e3

DS1670E+

Analog Devices

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

20

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

SERIAL, 3-WIRE

3.63 V

3.3

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP20,.25

Y

2.97 V

70 Cel

0 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

4.4 mm

3-CHANNEL, 8-BIT ADC

1

.032 MHz

30

260

6.5 mm

0

CMOS

SECONDS

3.3 V

Timers or RTCs

.65 mm

R-PDSO-G20

1

Not Qualified

YES

e3

DS1318E+T&R

Analog Devices

TIMER, PROGRAMMABLE

INDUSTRIAL

GULL WING

24

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, DIRECT ADDRESS

3.6 V

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

3 V

85 Cel

-40 Cel

DUAL

1.1 mm

4.4 mm

8

.032 MHz

7.8 mm

1

CMOS

3.3 V

.65 mm

R-PDSO-G24

1

Not Qualified

DS1391U-18+

Analog Devices

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

10

TSSOP

SQUARE

PLASTIC/EPOXY

YES

SERIAL, 3-WIRE

1.89 V

1.8

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP10,.19,20

Y

1.71 V

85 Cel

-40 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

3 mm

.032 MHz

30

260

3 mm

1

CMOS

1/100 SECOND

1.8 V

Timers or RTCs

.5 mm

S-PDSO-G10

1

Not Qualified

NO

e3

DS1308U-18+T

Analog Devices

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

8

TSSOP

SQUARE

PLASTIC/EPOXY

YES

I2C

5.5 V

1.8/5

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP8,.19

N

1.71 V

85 Cel

-40 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

3 mm

.4 MHz

30

260

3 mm

1

CMOS

SECONDS

1.8 V

Timer or RTC

.65 mm

S-PDSO-G8

1

Not Qualified

NO

e3

DS1670E+TRL

Analog Devices

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

20

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

SERIAL, 3-WIRE

3.63 V

3.3

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP20,.25

Y

2.97 V

70 Cel

0 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

4.4 mm

3-CHANNEL, 8-BIT ADC

1

.032 MHz

6.5 mm

CMOS

SECONDS

3.3 V

Timers or RTCs

.65 mm

R-PDSO-G20

1

Not Qualified

YES

e3

DS1673E-5+T&R

Analog Devices

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

20

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

SERIAL, 3-WIRE

5.5 V

5

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP20,.25

Y

4.5 V

70 Cel

0 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

4.4 mm

3-CHANNEL, 8-BIT ADC

1

.032 MHz

30

260

6.5 mm

0

MOS

SECONDS

5 V

Timer or RTC

.65 mm

R-PDSO-G20

1

Not Qualified

YES

e3

DS1308U-3+T

Analog Devices

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

8

TSSOP

SQUARE

PLASTIC/EPOXY

YES

I2C

5.5 V

3/5

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP8,.19

N

2.7 V

85 Cel

-40 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

3 mm

30

260

3 mm

1

CMOS

SECONDS

3 V

Timer or RTC

.65 mm

S-PDSO-G8

1

Not Qualified

NO

e3

DS1315E-33+

Analog Devices

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

20

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

SERIAL, FIXED PROTOCOL

3.6 V

3.3

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP20,.25

N

3 V

70 Cel

0 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

4.4 mm

0

.032 MHz

30

260

6.5 mm

0

CMOS

1/100 SECOND

3.3 V

Timer or RTC

.65 mm

R-PDSO-G20

1

Not Qualified

YES

e3

DS1318E/GG8

Analog Devices

TIMER, PROGRAMMABLE

INDUSTRIAL

GULL WING

24

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, DIRECT ADDRESS

3.6 V

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

3 V

85 Cel

-40 Cel

DUAL

1.1 mm

4.4 mm

8

7.8 mm

1

CMOS

3.3 V

.65 mm

R-PDSO-G24

1

DS1672U-3+

Analog Devices

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

8

TSSOP

SQUARE

PLASTIC/EPOXY

YES

I2C

3.3 V

3

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP8,.19

N

2.7 V

85 Cel

-40 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

3 mm

.032 MHz

30

260

3 mm

0

CMOS

SECONDS

3 V

Timers or RTCs

.65 mm

S-PDSO-G8

1

Not Qualified

NO

e3

DS1340U-3+T&R

Analog Devices

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

8

TSSOP

SQUARE

PLASTIC/EPOXY

YES

I2C

3.3 V

3

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP8,.19

N

2.7 V

85 Cel

-40 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

3 mm

.032 MHz

30

260

3 mm

CMOS

SECONDS

3 V

Timer or RTC

.65 mm

S-PDSO-G8

1

Not Qualified

NO

e3

DS1339U-3+

Analog Devices

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

8

TSSOP

SQUARE

PLASTIC/EPOXY

YES

I2C

3.3 V

3

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP8,.19

Y

2.7 V

85 Cel

-40 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

3 mm

.032 MHz

30

260

3 mm

1

CMOS

SECONDS

3 V

Timer or RTC

.65 mm

S-PDSO-G8

1

Not Qualified

NO

e3

DS1318E+

Analog Devices

TIMER, PROGRAMMABLE

INDUSTRIAL

GULL WING

24

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

PARALLEL, DIRECT ADDRESS

3.6 V

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

3 V

85 Cel

-40 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

4.4 mm

8

.032 MHz

30

260

7.8 mm

1

CMOS

3.3 V

.65 mm

R-PDSO-G24

1

Not Qualified

e3

DS1670E+T&R

Analog Devices

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

20

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

SERIAL, 3-WIRE

3.63 V

3.3

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP20,.25

Y

2.97 V

70 Cel

0 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

4.4 mm

3-CHANNEL, 8-BIT ADC

1

.032 MHz

30

260

6.5 mm

0

CMOS

SECONDS

3.3 V

Timers or RTCs

.65 mm

R-PDSO-G20

1

Not Qualified

YES

e3

DS1673E-5+

Analog Devices

TIMER, REAL TIME CLOCK

COMMERCIAL

GULL WING

20

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

SERIAL, 3-WIRE

5.5 V

5

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP20,.25

Y

4.5 V

70 Cel

0 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

4.4 mm

3-CHANNEL, 8-BIT ADC

1

.032 MHz

30

260

6.5 mm

0

MOS

SECONDS

5 V

Timer or RTC

.65 mm

R-PDSO-G20

1

Not Qualified

YES

e3

DS1338U-18+

Analog Devices

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

8

TSSOP

SQUARE

PLASTIC/EPOXY

YES

I2C

5.5 V

1.8

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP8,.19

N

1.71 V

85 Cel

-40 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

3 mm

0

.032 MHz

30

260

3 mm

1

CMOS

SECONDS

1.8 V

Timer or RTC

.65 mm

S-PDSO-G8

1

Not Qualified

NO

e3

DS1372U+TR

Analog Devices

INDUSTRIAL

GULL WING

8

TSSOP

SQUARE

PLASTIC/EPOXY

YES

I2C

5.5 V

2.4/5.5

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP8,.19

Y

2.4 V

85 Cel

-40 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

3 mm

.032 MHz

3 mm

1

CMOS

SECONDS

Timer or RTC

.65 mm

S-PDSO-G8

1

Not Qualified

e3

DS1315EN-33+T&R

Analog Devices

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

20

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

SERIAL, FIXED PROTOCOL

3.6 V

3.3

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP20,.25

N

3 V

85 Cel

-40 Cel

Matte Tin (Sn) - annealed

DUAL

1.1 mm

4.4 mm

0

.032 MHz

30

260

6.5 mm

0

CMOS

1/100 SECOND

3.3 V

Timer or RTC

.65 mm

R-PDSO-G20

1

Not Qualified

YES

e3

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.