WM8734 ETC-unknow, WM8734 Datasheet - Page 2

• Manufacturer Part Number: WM8734
• Description: Stereo Audio Codec
• Manufacturer: ETC-unknow

WM8734
PIN CONFIGURATION – SSOP
PIN DESCRIPTION - SSOP
Note:
1.
w
DACDAT
DACLRC
ADCDAT
ADCLRC
PIN
10
11
12
13
14
15
16
17
18
19
20
1
2
3
4
5
6
7
8
9
Pull Up/Down only present when Control Register Interface ACTIVE = 0 to conserve power.
DBVDD
DGND
ROUT
AVDD
LOUT
BCLK
DACDAT
DACLRC
ADCDAT
ADCLRC
RLINEIN
LLINEIN
DCVDD
DBVDD
MODE
DGND
ROUT
AVDD
AGND
MCLK
NAME
BCLK
LOUT
SCLK
VMID
SDIN
CSB
1
2
3
4
5
6
7
8
9
10
Digital Input/Output
Digital Input/Output
Digital Input/Output
Digital Input/Output
Analogue Output
Analogue Output
Analogue Output
Analogue Input
Analogue Input
Digital Output
Digital Input
Digital Input
Digital Input
Digital Input
Digital Input
Ground
Ground
Supply
Supply
Supply
TYPE
20
19
18
17
16
15
14
13
12
11
DCVDD
MCLK
SCLK
SDIN
CSB
MODE
LLINEIN
RLINEIN
VMID
AGND
DESCRIPTION
Digital GND
Digital Buffers VDD
Digital Audio Bit Clock, Pull Down, (see Note 1)
DAC Digital Audio Data Input
DAC Sample Rate Left/Right Clock. Pull Down (see Note 1)
ADC Digital Audio Data Output
ADC Sample Rate Left/Right Clock, Pull Down (see Note 1)
Left Channel Line Output
Right Channel Line Output
Analogue VDD
Analogue GND
Mid-rail reference decoupling point
Right Channel Line Input (AC coupled)
Left Channel Line Input (AC coupled)
Control Interface Selection, Pull Up (see Note 1)
3-Wire MPU Chip Select / 2-Wire MPU interface address selection, active low,
Pull up (see Note 1)
3-Wire MPU Data Input / 2-Wire MPU Data Input
3-Wire MPU Clock Input / 2-Wire MPU Clock Input
Master Clock Input (MCLK)
Digital Core VDD
ORDERING INFORMATION - SSOP
XWM8734EDS
DEVICE
TEMP. RANGE
-10 to +70
o
C
AI Rev 2.2 November 2001
Advanced Information
20-pin SSOP
PACKAGE
2