DS17885 datasheet(24/38 Pages) DALLAS

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DS17885/DS17887

24 of 38

ABSOLUTE MAXIMUM RATINGS*

Voltage Range on Any Pin Relative to Ground

-0.3V to +7.0V

Storage Temperature Range

-40°C to +85°C

Soldering Temperature Range

+260

°C for 10 seconds (DIP) (Note 13)

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

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

absolute maximum rating conditions for extended periods of time can affect reliability.

OPERATING RANGE

RANGE

TEMP RANGE (°C)

VCC

Commercial

0 to +70

±10% or 5V ±10%

Industrial

-40 to +85

±10% or 5V ±10%

RECOMMENDED DC OPERATING CONDITIONS

Over the operating range

PARAMETER

SYMBOL

MIN

TYP

MAX

UNITS

NOTES

Power Supply Voltage 5V

Operation

VCC

4.5

5.0

5.5

Power Supply Voltage 3V

Operation

VCC

2.7

3.0

3.7

Input Logic 1

5V ±10%

3V ±10%

VIH

2.2

2.0

VCC + 0.3

Input Logic 0

VIL

-0.3

0.6

Battery Voltage

VBAT

2.5

3.7

Auxiliary Battery Voltage;

VCC = 5.0V

VBAUX

2.5

5.2

Auxiliary Battery Voltage;

VCC = 3.0V

VBAUX

2.5

3.7

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