WM8711
PIN CONFIGURATION
DBVDD
CLKOUT
BCLK
DACDAT
DACLRC
NC
NC
HPVDD
LHPOUT
RHPOUT
HPGND
LOUT
ROUT
AVDD
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
DGND
DCVDD
XTO
XTI/MCLK
SCLK
SDIN
CSB
MODE
LLINEIN
RLINEIN
NC
NC
VMID
AGND
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ORDERING INFORMATION
DEVICE
XWM8711EDS
TEMP. RANGE
-10 to +70
o
C
PACKAGE
28-pin SSOP
PIN DESCRIPTION
PIN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
Note:
1.
Pull Up/Down only present when Control Register Interface ACTIVE=0 to conserve power.
RLINEIN
LLINEIN
MODE
CSB
SDIN
SCLK
XTI/MCLK
XTO
DCVDD
DGND
HPVDD
LHPOUT
RHPOUT
HPGND
LOUT
ROUT
AVDD
AGND
VMID
NAME
DBVDD
CLKOUT
BCLK
DACDAT
DACLRC
TYPE
Supply
Digital Output
Digital Input/Output
Digital Input
Digital Input/Output
NC
NC
Supply
Analogue Output
Analogue Output
Ground
Analogue Output
Analogue Output
Supply
Ground
Analogue Output
NC
NC
Analogue Input
Analogue Input
Digital Input
Digital Input
Digital Input
Digital Input
Digital Input
Digital Output
Supply
Ground
Digital Buffers VDD
Buffered Clock Output
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)
No Connection
No Connection
Headphone VDD
Left Channel Headphone Output
Right Channel Headphone Output
Headphone GND
Left Channel Line Output
Right Channel Line Output
Analogue VDD
Analogue GND
Mid-rail reference decoupling point
No Connection
No Connection
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
Crystal Input or Master Clock Input (MCLK)
Crystal Output
Digital Core VDD
Digital GND
DESCRIPTION
WOLFSON MICROELECTRONICS LTD
PP Rev 1.2 November 2000
2
WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
