DS2764 High-Precision Li+ Battery Monitor with 2-Wire Interface

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ABSOLUTE MAXIMUM RATINGS

Voltage Range on PLS and

-0.3V to +18V

-0.3V to +6V

Continuous Internal Sense Resistor Current

±2.5A

Pulsed Internal Sense Resistor Current

±50A for <100µs/s, <1000 pulses

Operating Temperature Range

-40°C to +85°C

Storage Temperature Range

-55°C to +125°C

Soldering Temperature

See IPC/JEDEC J-STD-020A Specification

Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only,

and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is

not implied. Exposure to the absolute maximum rating conditions for extended periods may affect device.

RECOMMENDED DC OPERATING CONDITIONS

(2.5V

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Supply Voltage

(Note 1)

2.5

5.5

V

Voltage Sense Input

(Note 1)

-0.3

V

Serial Interface Pins

SCL, SDA

(Note 1)

-0.3

+5.5

V

DC ELECTRICAL CHARACTERISTICS

(2.5V

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Active Current

operation

60

90

mA

Sleep Mode Current

SCL = SDA = 0V, no activity,

PS

floating

1

2

mA

Input Logic High: SCL, SDA

(Note 1)

1.5

V

Input Logic High:

PS

(Note 1)

V

Input Logic Low: SCL, SDA

(Note 1)

0.4

V

Input Logic Low:

PS

(Note 1)

V

Output Logic High:

CC

V

Output Logic High:

DC

V

Output Logic Low:

CC

0.4

V

Output Logic Low:

DC

mA (Note 1)

0.4

V

Output Logic Low: SDA

0.4

V

Pulldown Current: SCL, SDA

1

mA

5

M

W

Internal Current-Sense Resistor

+25°C

20

25

30

m

W

Bus Low to Sleep time

2.1

s