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VT1616

6-Channel AC97 Codec with S/PDIF

Unspecified 

Table 1. Pin Description

Pin #

Symbol

1

DVCC1

2

XTL_IN

3

XTL_OUT

4

DGND1

5

SDATA_OUT

6

BIT_CLK

7

DGND2

8

SDATA_IN

9

DVCC2

10

SYNC

11

RESET#

12

PC_BEEP

13

PHONE

14

AUX_L

15

AUX_R

16

VIDEO_L

17

VIDEO_R

18

CD_L

19

CD_GND

20

CD_R

21

MIC1

22

MIC2

23

LINE_IN_L

24

LINE_IN_R

25

AVCC1

26

AGND1

27

VREF

28

VREF_OUT

29

AFLT1

30

AFLT2

31

NC

32

CAP2

33

NC

34

NC

35

LINE_OUT_L

36

LINE_OUT_R

Revision 1.5, October 11, 2002

VT1616 6-Channel AC97 Codec with S/PDIF

Type

P

I

O

P

I

I/O

P

O

P

I

I

I

I

I

I

I

I

I

I

I

I

I

I

I

P

P

I

O

O

O

–

–

–

–

O

O

Description

Digital Supply Voltage, 3.3V only

24.576 MHz Crystal or clock input

24.576 MHz Crystal

Digital Ground

AC’97 Serial Data Input Stream

12.288 MHz Serial Data Clock

Digital Ground

AC’97 Serial Data Output Stream

Digital Supply Voltage, 3.3V only

48 KHz Fixed Rate Sync Pulse

AC’97 Master Reset

PC Speaker Beep Pass Through

Telephony Subsystem Speakerphone

Auxiliary Audio Left Channel

Auxiliary Audio Right Channel

Video Audio Left Channel

Video Audio Right Channel

CD Audio Left Channel

CD Audio Analog Ground

CD Audio Right Channel

Desktop Microphone

Second Microphone

Line In Left Channel

Line In Right Channel

Analog Supply Voltage, 5V or 3.3V

Analog Ground

Reference Voltage

Reference Voltage Output

Left Channel Anti-Aliasing Filter Capacitor

Right Channel Anti-Aliasing Filter Capacitor

No Connect

ADC Reference Voltage Capacitor

No Connect

No Connect

Line Out Left Channel

Line Out Right Channel

4

Data Sheet

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