GS9023B 데이터 시트보기 (PDF) - Gennum -> Semtech

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GS9023B

GENLINX® II GS9023B Embedded Audio CODEC

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Video Signal before GS9023B

Empty

Empty

Video Signal after GS9023B Insertion of Audio Group 3 ("CASCADE" = HIGH)

Figure 3-3: Insertion of Audio Group 3, CASCADE=HIGH

Empty

Video signal before GS9023B

Empty

Empty

Video signal after GS9023B Insertion of Audio Group 1 ("CASCADE" = HIGH)

Figure 3-4: Insertion of Audio Group 1, CASCADE=HIGH

Audio Channels

(CH1/2/3/4)

Audio Channels

(CH5/6/7/8)

VIDEO IN

S/P

DIN DOUT

DIN DOUT

CLK

54MHz

36MHz

27MHz PLL

17.7MHz

14.3MHz

CPU

AINA

AINB

PCLK

ACLK

DEMUX/MUX

WCIN

AINA

AINB

PCLK

ACLK

DEMUX/MUX

WCIN

Group DID No.

Audio Channels

(CH9/10/11/12)

Audio Channels

(CH13/14/15/16)

DIN

AINA

AINB

DOUT

PCLK

ACLK

DEMUX/MUX

WCIN

DIN DOUT

AINA

AINB

PCLK

ACLK

DEMUX/MUX

WCIN

Figure 3-5: Multiplex Mode Cascadable Architecture

VIDEO

OUT

P/S

GS9023B GENLINX® II GS9023B Embedded Audio

CODEC

Data Sheet

37954 - 2

December 2009

21 of 56

Proprietary & Confidential

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