Datasheet

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SRC4382

SBFS030C – JANUARY 2006 – REVISED SEPTEMBER 2007

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

NC 41 — No Internal Signal Connection, Internally Bonded to ESD Pad

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

Product Folder Link(s): SRC4382