FEATURES

Battery pack current measurement

Buffered analog inputs

Continuous operation option

Lossless measurement for coulomb counting

1 ms update rate

±0.1% maximum gain error

±1 μV maximum offset

Redundant implementation

Battery pack voltage measurement

Buffered analog inputs

Synchronous with current measurement

Differential and single-ended mode

Redundant implementation

Up to 20 voltage measurement channels

Buffered analog inputs

On-demand operation

Differential and single-ended mode

Redundant implementation

Built-in external reference

True ratiometric measurements

Overcurrent detection

Triple redundancy with majority voting

PWM output options

Built-in isoSPI? interface

2 Mbps isolated serial communications

Capacitor or transformer coupled

Daisy-chaining option

4-wire SPI option

General-purpose digital IO

Six general-purpose outputs (GPOs)

Dual threshold read-back of GPOs

Four GPIOs configurable as an I2C or SPI controller

48-Lead side-solderable QFN package

AEC-Q100 qualified

Developed for use in ISO 26262 applications for automotive safety integrity level capability D (ASIL D)

APPLICATIONS

Electric and hybrid electric vehicles

Backup battery systems

Grid energy storage