AS8510-ASSP datasheet(5/47 Pages) AMSCO

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AS8510

Datasheet - Pin Assignm ents

4 Pin Assignments

Figure 2. Pin Assignments (Top View)

4.1 Pin Descriptions

Table 1. Pin Descriptions

Pin Number

Pin Name

Pin Type

Description

1RSHH

Analog input

Positive Differential input for current channel

2RSHL

Negative differential input for current channel

3REF

Analog output

Internal reference voltage to sigma-delta ADC; connect 100nF to

AVSS from this pin.

4VCM

Common Mode voltage to the internal measurement path;

connect 100nF to AVSS from this pin.

5AVDD

Supply pad

+3.3V Analog Power-supply

AVSS

0V Power-supply analog

7ETR

Analog input

Voltage channel single ended input

8ETS

VBAT_IN

Battery voltage (high) input

VBAT_GND

Battery voltage (low) input

Digital input with pull-up Chip select with an internal pull-up resistor (SPI Interface)

SCLK

Digital input

Clock signal (SPI Interface)

SDO

Digital output

Serial Data Input (SPI Interface)

VBAT_IN

DVDD

SDO

SDI

SCLK

AVDD

INT

CLK

DVSS

RSHH

RSHL

ETR

VCM

ETS

CHOP_CLK

MEN

AVSS

REF

AS8510

VBAT_GND

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