92HD001 데이터 시트보기 (PDF) - Integrated Device Technology

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92HD001

2-CHANNEL HIGH DEFINITION AUDIO CODEC

Integrated Device Technology 

92HD001

2-CHANNEL HIGH DEFINITION AUDIO CODEC

PC AUDIO

4. BLOCK DIAGRAMS AND TYPICAL HOOKUPS

4.1. Functional Block Diagram

Figure 1. Functional Block Diagram

Pin 47

SPDIF IN

SPDIF

Receiver

STAC9200

Block Diagram

SD0 Pin 5

BIT_CLK Pin 6

SDI Pin 8

SYNC Pin 10

Reset # Pin 11

Stream/

Channel

Select

Stream/

Channel

Select

Stream/

Channel

Select

Stream/

Channel

Select

DAC BYPASS MODE

Single Bit Loopback (Loop 3)

PCM to

SPDIF

OUT

SPDIF Pin 48

Loop 1

DAC A DAC A

Digital Analog

vol mute

-6dB

Σ

vol mute +0 dB

HP

Out

HP

Out

Digital

PC Beep

Line

Out

Analog PC

Σ

Beep

Pin 12

STEREO

Loop 1

ADC

+22 dB mute vol

MIC

Boost

Pin 13: Sense A

Pin 27: VREF In

Pin 28: VREF Out (switchable Mic Bias)

Pin 32: CAP 2

Pin 33: GPIO0

Pin 34: GPIO1

Pin 45: GPIO2

Pin 47: GPIO3

Line

Out

CD

MONO_OUT

Pin 37

Pin Complex Port A

Pins 39/41

Pin Complex Port D

Pins 35/36

Pin Complex Port C

Pins 23/24

Pin Complex Port B

Pins 21/22

CD In

Pin Complex

Pins 18/20

IDT™ 2-CHANNEL HIGH DEFINITION AUDIO CODEC

20

IDT CONFIDENTIAL

92HD001

V 1.1 01/08

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