wm8770 Wolfson Microelectronics plc, wm8770 Datasheet - Page 4

• Manufacturer Part Number: wm8770
• Description: 24-bit, 192khz 8-channel Codec With Volume Control
• Manufacturer: Wolfson Microelectronics plc

WM8770
PIN DESCRIPTION
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PIN
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
1
2
3
4
5
6
7
8
9
DACREFP1
DACREFP2
VMIDADC
VMIDDAC
REFADC
VOUT1R
VOUT2R
VOUT3R
VOUT4R
AINVGR
AINOPR
VOUT1L
VOUT2L
VOUT3L
VOUT4L
ZFLAG1
ZFLAG2
AINOPL
AINVGL
AGND1
AVDD1
AUX1R
AUX2R
AUX3R
AVDD2
AGND2
AUX1L
AUX2L
AUX3L
AIN1R
AIN2R
AIN3R
AIN4R
AIN5R
AIN6R
AIN7R
AIN8R
DGND
AIN1L
AIN2L
AIN3L
AIN4L
AIN5L
AIN6L
AIN7L
AIN8L
RECR
DVDD
NAME
RECL
GR1
GR2
Analogue Output
Analogue Output
Analogue Output
Analogue Output
Analogue Output
Analogue Output
Analogue output
Analogue output
Analogue output
Analogue output
Analogue output
Analogue output
Analogue output
Analogue output
Analogue output
Analogue Input
Analogue Input
Analogue Input
Analogue Input
Analogue Input
Analogue Input
Analogue Input
Analogue Input
Analogue Input
Analogue Input
Analogue Input
Analogue Input
Analogue Input
Analogue Input
Analogue Input
Analogue Input
Analogue Input
Analogue Input
Analogue input
Analogue input
Analogue input
Analogue input
Analogue input
Analogue input
Digital output
Digital output
Supply
Supply
Supply
Supply
Supply
Supply
Supply
Supply
Supply
Supply
TYPE
Channel 1 left input multiplexor virtual ground
Channel 1 right input multiplexor virtual ground
Channel 2 left input multiplexor virtual ground
Channel 2 right input multiplexor virtual ground
Channel 3 left input multiplexor virtual ground
Channel 3 right input multiplexor virtual ground
Channel 4 left input multiplexor virtual ground
Channel 4 right input multiplexor virtual ground
Channel 5 left input multiplexor virtual ground
Channel 5 right input multiplexor virtual ground
Channel 6 left input multiplexor virtual ground
Channel 6 right input multiplexor virtual ground
Channel 7 left input multiplexor virtual ground
Channel 7 right input multiplexor virtual ground
Channel 8 left input multiplexor virtual ground
Channel 8 right input multiplexor virtual ground
Left channel multiplexor output
Left channel multiplexor virtual ground
Right channel multiplexor virtual ground
Right channel multiplexor output
Left channel input mux select output
Right channel input mux select output
ADC reference buffer decoupling pin; 10uF external decoupling
ADC midrail divider decoupling pin; 10uF external decoupling
Analogue negative supply and substrate connection
Analogue positive supply
3.1 Multiplexor channel 1 left virtual ground input
3.1 Multiplexor channel 1 right virtual ground input
3.1 Multiplexor channel 2 left virtual ground input
3.1 Multiplexor channel 2 right virtual ground input
3.1 Multiplexor channel 3 left virtual ground input
3.1 Multiplexor channel 3 right virtual ground input
Analogue positive supply
DAC channel 1 left output
DAC channel 1 right output
DAC positive reference supply
DAC channel 2 left output
DAC ground reference
DAC channel 2 right output
DAC midrail decoupling pin ; 10uF external decoupling
DAC channel 3 left output
DAC ground reference
DAC channel 3 right output
DAC positive reference supply
DAC channel 4 left output
DAC channel 4 right output
Analogue negative supply and substrate connection
Digital negative supply
Digital positive supply
DAC Zero Flag output
DAC Zero Flag output
DESCRIPTION
PD Rev 4.2 March 2008
Production Data
4