Short Datasheet ● PUBLIC ● Document Feedback

DS001088 ● v1-00 ● 2024-Jan-31

4 / 9

AS8512

General description

- Continuous data acquisition (or)

- Periodic single-shot acquisition, (or)

- Continuous acquisition on threshold crossing of programmed current levels (or)

- A combination of the above

•

On chip high-precision 4MHz RC oscillator or option for external clock.

•

-40ºC to 105ºC ambient operation.

•

Chip ID feature

•

SSOP-20 pin package.

1.2

Applications

The AS8512 is ideal for shunt based batteries sensor - Battery pack current, voltage &

temperature measurement.

1.3

Block diagram

Figure 1: AS8512 block diagram

AS8512

REF

VCM

SCLK

CS SDI

MEN

CHOP_CLK

CLK

INT

FIR / MA

SPI

Internal

Temperature

sensor

ETR

ETS

AVSS

RSHH

SDO

AVDD

16-Bit Sigma Delta ADC

PGA

Bandgap

Reference

Oscillator

Programmable

Current source

PGA

16-Bit Sigma Delta ADC

Analog

Common

Mode

MUX &

Chopper

Chopper

RSHL

VBAT_IN

VBAT_GND

DVDD