DS2438AZ/TR View Datasheet(PDF) - Maxim Integrated

Part Name

Description

Manufacturer

DS2438AZ/TR

Smart Battery Monitor

Maxim Integrated 

ABSOLUTE MAXIMUM RATINGS*

Voltage on VDD and VAD, Relative to Ground

Voltage on VSENS+, VSENS-, Relative to Ground

Voltage on Any Other Pin Relative to Ground

Operating Temperature

Storage Temperature

Soldering Temperature

-0.3V to + 12V

<±300 mV

-0.3V to + 7.0V

-40°C to +85°C

-55°C to +125°C

See J-STD-020A specification

DS2438

* 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.

RECOMMENDED DC OPERATING CONDITIONS

(-40°C to +85°C; 2.4V £ VDD £ 10.0V)

PARAMETER

SYMBOL CONDITION MIN TYP MAX UNITS NOTES

Supply Voltage

VDD

2.4

10.0

V

1

Data Pin

DQ

-0.3

+5.5

V

1

DQ Pull-up Voltage

2.4

5.5

DC ELECTRICAL CHARACTERISTICS

(-40°C to +85°C; 2.4V £ VDD £ 10.0V)

PARAMETER

SYMBOL CONDITION MIN TYP MAX UNITS NOTES

Input Logic High

VIH

2.0

V

1

Input Logic Low

Shutdown Current

VIL

-0.3

0.5

V

1

IDD1

DQ=0, RTC

25

mA

Active

Active Current

IDD

DQ=1, ICA

Active or

Temperature or

Voltage

Conversions or

EEPROM write

in progress

50 100

mA

Input Resistance

RI

DQ

500

kW

2

27 of 29

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