DIX4192IPFBT datasheet(9/60 Pages) BURR-BROWN

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DIX4192

SBFS031C – JANUARY 2006 – REVISED JUNE 2006

PIN DESCRIPTIONS (continued)

NAME

PIN NUMBER

I/O

DESCRIPTION

INT

Output

Interrupt flag (open-drain, active low)

RST

Input

Reset (active low)

MCLK

Input

Master clock

GPO1

Output

General-purpose output 1

GPO2

Output

General-purpose output 2

GPO3

Output

General-purpose output 3

GPO4

Output

General-purpose output 4

DGND2

Ground

DIR line receiver bias and DIT line driver digital ground

TX–

Output

DIT line driver inverting output

TX+

Output

DIT line driver noninverting output

VDD33

Power

DIR line receiver bias and DIT line driver supply, +3.3V nominal

AESOUT

Output

DIT buffered AES3-encoded data

BLS

I/O

DIT block start clock

SYNC

Output

DIT internal sync clock

BCKA

I/O

Audio serial Port A bit clock

LRCKA

I/O

Audio serial Port A Left/Right clock

SDINA

Input

Audio serial Port A data input

SDOUTA

Output

Audio serial Port A data output

VIO

Power

Logic I/O supply, +1.65V to +3.6V

DGND3

Ground

Logic I/O ground

BGND

Ground

Substrate ground, connect to AGND (pin 10)

SDOUTB

Output

Audio serial Port B data output

SDINB

Input

Audio serial Port B data input

LRCKB

I/O

Audio serial Port B left/right clock

BCKB

I/O

Audio serial Port B bit clock

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