DS1543

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ABSOLUTE MAXIMUM RATINGS*

Voltage on Any Pin Relative to Ground

-5.0V to +6.0V

Operating Temperature

0

°C to 70°C

Storage Temperature

-55

°C to +125°C

Soldering Temperature

260°C for 10 seconds (DIP Package) (See Note 8)

See IPC/JEDEC Standard J-STD-020A for

Surface Mount Devices

* This is a stress rating only and functional operation of the device at these or any other conditions above

those indicated in the operation sections of this specification is not implied. Exposure to absolute

maximum rating conditions for extended periods of time may affect reliability.

OPERATING RANGE

Range

Temperature

Commercial

0°C to +70°C

3.3V

± 10% or 5V ± 10%

Industrial

-40°C to +85°C

3.3V

± 10% or 5V ± 10%

RECOMMENDED DC OPERATING CONDITIONS

(Over the Operating Range)

PARAMETER

SYMBOL

MIN

TYP

MAX

UNITS

NOTES

Logic 1 Voltage All Inputs

±10%

2.2

V

1

±10%

2.0

V

1

Logic 0 Voltage All Inputs

±10%

-0.3

0.8

1

±10%

-0.3

0.6

1

DC ELECTRICAL CHARACTERISTICS

PARAMETER

SYMBOL

MIN

TYP

MAX

UNITS

NOTES

Active Supply Current

15

50

mA

2, 3

1

3

mA

2, 3

CMOS Standby Current

≥=V

1

3

mA

2, 3

Input Leakage Current

(any input)

-1

+1

µA

Output Leakage Current

(any output)

-1

+1

µA

Output Logic 1 Voltage

2.4

V

1

Output Logic 0 Voltage

0.4

V

1

RST

outputs)

0.4

V

1, 5

Write Protection Voltage

4.25

4.37

4.50

V

1

Battery Switch Over Voltage

V

1, 4