10 Timers & Real-Time Clocks 106

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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

DS1392U-18+

Maxim Integrated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

10

TSSOP

SQUARE

PLASTIC/EPOXY

YES

SERIAL, 2-WIRE/I2C

1.89 V

1.8

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP10,.19,20

Y

1.71 V

85 Cel

-40 Cel

MATTE TIN

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

DS1392U-3+

Maxim Integrated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

10

TSSOP

SQUARE

PLASTIC/EPOXY

YES

SERIAL, 2-WIRE/I2C

3.3 V

3

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP10,.19,20

Y

2.7 V

85 Cel

-40 Cel

MATTE TIN

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

DS1393U-18

Maxim Integrated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

10

TSSOP

SQUARE

PLASTIC/EPOXY

YES

SERIAL, 2-WIRE/I2C

1.89 V

1.8

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP10,.19,20

Y

1.71 V

85 Cel

-40 Cel

TIN LEAD

DUAL

1.1 mm

3 mm

.032 MHz

3 mm

1

CMOS

1/100 SECOND

1.8 V

Timer or RTC

.5 mm

S-PDSO-G10

1

Not Qualified

YES

e0

DS1393U-18+T&R

Maxim Integrated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

10

TSSOP

SQUARE

PLASTIC/EPOXY

YES

SERIAL, 2-WIRE/I2C

1.89 V

1.8

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP10,.19,20

Y

1.71 V

85 Cel

-40 Cel

MATTE TIN

DUAL

1.1 mm

3 mm

.032 MHz

3 mm

1

CMOS

1/100 SECOND

1.8 V

Timers or RTCs

.5 mm

S-PDSO-G10

1

Not Qualified

NO

e3

DS1391U-33/T&R

Maxim Integrated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

10

TSSOP

SQUARE

PLASTIC/EPOXY

YES

SERIAL, 3-WIRE

5.5 V

3.3

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP10,.19,20

Y

2.97 V

85 Cel

-40 Cel

TIN LEAD

DUAL

1.1 mm

3 mm

.032 MHz

3 mm

1

CMOS

1/100 SECOND

3.3 V

Timer or RTC

.5 mm

S-PDSO-G10

Not Qualified

NO

e0

DS1390U-33/V+

Maxim Integrated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

10

TSSOP

SQUARE

PLASTIC/EPOXY

YES

SERIAL, 3-WIRE

5.5 V

AEC-Q100

3.3

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP10,.19,20

Y

2.97 V

85 Cel

-40 Cel

DUAL

1.1 mm

3 mm

.032 MHz

NOT SPECIFIED

NOT SPECIFIED

3 mm

1

CMOS

1/100 SECOND

3.3 V

Timer or RTC

.5 mm

S-PDSO-G10

Not Qualified

NO

e3

DS1393U-18+

Maxim Integrated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

10

TSSOP

SQUARE

PLASTIC/EPOXY

YES

SERIAL, 2-WIRE/I2C

1.89 V

1.8

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP10,.19,20

Y

1.71 V

85 Cel

-40 Cel

MATTE TIN

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

DS1393U-3+

Maxim Integrated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

10

TSSOP

SQUARE

PLASTIC/EPOXY

YES

SERIAL, 2-WIRE/I2C

3.3 V

3

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP10,.19,20

Y

2.7 V

85 Cel

-40 Cel

MATTE TIN

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

DS1392U-3

Maxim Integrated

TIMER, REAL TIME CLOCK

INDUSTRIAL

GULL WING

10

TSSOP

SQUARE

PLASTIC/EPOXY

YES

SERIAL, 2-WIRE/I2C

3.3 V

3

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP10,.19,20

Y

2.7 V

85 Cel

-40 Cel

TIN LEAD

DUAL

1.1 mm

3 mm

.032 MHz

3 mm

1

CMOS

1/100 SECOND

3 V

Timer or RTC

.5 mm

S-PDSO-G10

1

Not Qualified

YES

e0

ISL1221IUZ-T

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

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.