AS8525 datasheet(7/38 Pages) AMSCO

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AS8525

Datasheet - Pin Assignm ents

VBG_IN

Analog Input

Low noise Bandgap reference voltage input

Not connected

INT

Digital Input

Reference input for time-out Watchdog in the device standby

mode

MEN

Digital I/O with Pull-Down Enable input for analog signal paths in the device standby mode

CLK

Digital Input with Pull-Down Chopper clock input

RESET

Digital Output

Reset output (active low)

SDI

Digital Input with Pull-Down

Serial data in

SCLK

Serial clock

SDO

Digital Output / Tristate

Serial data out

Digital Input with Pull-Up

Chip select

Digital I/O with Pull-Up

LIN transceiver receive pin

LIN transceiver transmit pin

AVCC

Supply

Regulated 3.3V(/OTP selectable 5V) regulated output supply-2 for

loads up to 50mA

Note:

The OTP selection option is common for VCC & AVCC

VCC

Regulated 3.3V(/OTP selectable 5V) regulated output supply-1 for

loads up to 50mA

Digital Input with Pull-Down Enable input

VSUP

Supply

Supply input from battery (through external reverse polarity

protection device)

LIN

Analog Input / Output

LIN bus

Not connected

VSS1

Ground

VSS2

Ground (VCC and AVCC are generated with reference to this

ground)

Not connected

Table 1. Pin Descriptions

Pin Name

Pin Number

Pin Type

Description

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