Datasheet

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DIX4192

SBFS031C – JANUARY 2006 – REVISED JUNE 2006

PIN DESCRIPTIONS (continued)

NAME PIN NUMBER I/O DESCRIPTION

INT 23 Output Interrupt flag (open-drain, active low)

RST 24 Input Reset (active low)

MCLK 25 Input Master clock

GPO1 26 Output General-purpose output 1

GPO2 27 Output General-purpose output 2

GPO3 28 Output General-purpose output 3

GPO4 29 Output General-purpose output 4

DGND2 30 Ground DIR line receiver bias and DIT line driver digital ground

TX– 31 Output DIT line driver inverting output

TX+ 32 Output DIT line driver noninverting output

VDD33 33 Power DIR line receiver bias and DIT line driver supply, +3.3V nominal

AESOUT 34 Output DIT buffered AES3-encoded data

BLS 35 I/O DIT block start clock

SYNC 36 Output DIT internal sync clock

BCKA 37 I/O Audio serial Port A bit clock

LRCKA 38 I/O Audio serial Port A Left/Right clock

SDINA 39 Input Audio serial Port A data input

SDOUTA 40 Output Audio serial Port A data output

VIO 42 Power Logic I/O supply, +1.65V to +3.6V

DGND3 43 Ground Logic I/O ground

BGND 44 Ground Substrate ground, connect to AGND (pin 10)

SDOUTB 45 Output Audio serial Port B data output

SDINB 46 Input Audio serial Port B data input

LRCKB 47 I/O Audio serial Port B left/right clock

BCKB 48 I/O Audio serial Port B bit clock

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