PT2312E-S 查看數據表（PDF） - Princeton Technology

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PT2312E-S

Stereo Audio Processor for Car Audio

Princeton Technology 

PT2312E

PIN DESCRIPTION

Pin Name

I/O

Description

Pin No.

REF

- Reference voltage

1

VDD

- Supply input

2

AGND

- Analog ground

3

NC

- No Connect

4

TREB_L

I L-CH treble input

5

TREB_R

I R-CH treble input

6

RIN

I R-CH volume input

7

ROUT

O R-CH mux output

8

LOUD_R

I R-CH loudness input

9

RIN4

I R-CH input 4

10

RIN3

I R-CH input 3

11

RIN2

I R-CH input 2

12

RIN1

I R-CH input 1

13

NC

- No Connect

14

LOUD_L

I L-CH loudness input

15

LIN4

I L-CH input 4

16

LIN3

I L-CH input 3

17

LIN2

I L-CH input 2

18

LIN1

I L-CH input 1

19

LIN

I L-CH volume input

20

LOUT

O L-CH mux output

21

BIN_L

I L-CH bass input

22

BOUT_L

O L-CH bass output

23

BIN_R

I R-CH bass input

24

BOUT_R

O R-CH bass output

25

RROUT

O Right rear output

26

LROUT

O Left rear output

27

RFOUT

O Right front output

28

LFOUT

O Left front output

29

DGND

- Digital ground

30

SDA

I I2C data input

31

SCL

I I2C clock input

32

* Pin 4 in the PT2312 and PT2312A is for “CODE” function and always pull-high by external connection, the PT2312E

modified to internally pull-high so pin 4 becomes to NC status.

V1.0

4

January 2010

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