wm9703 ETC-unknow, wm9703 Datasheet - Page 6

• Manufacturer Part Number: wm9703
• Manufacturer: ETC-unknow

WM9703
PIN DESCRIPTION
Note:
1 Pins 27, 29 and 31 have an internal connection.
WOLFSON MICROELECTRONICS LTD
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
1
2
3
4
5
6
7
8
9
AFILT1( note1)
VREF( note1)
CAP1(note 1)
LNLVLOUTR
LNLVLOUTL
SDATAOUT
MONOOUT
LINEOUTR
VREFOUT
LINEOUTL
SDATAIN
RESETB
PCBEEP
XTLOUT
LINEINR
VIDEOR
LINEINL
VIDEOL
CDGND
BITCLK
PHONE
DVDD1
DVDD2
AVDD1
AVDD2
DVSS1
DVSS2
AVSS1
AVSS2
CX3D1
CX3D2
NAME
XTLIN
SYNC
AUXR
EAPD
AUXL
CAP2
MIC1
MIC2
CID0
CID1
CDR
CDL
NC
NC
NC
NC
NC
Supply
Digital input
Digital output
Supply
Digital input
Digital output (master)
Digital input (slave)
Supply
Digital output
Supply
Digital input
Digital 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
Supply
Supply
Analogue output
Analogue output
Analogue output
Analogue output
Analogue input
Analogue output
Analogue input
Analogue output
Analogue output
Analogue output
Supply
Analogue output
Analogue output
Supply
Digital input
Digital input
Digital output
TYPE
Digital positive supply
Clock crystal connection or clock input (XTAL not used)
Clock crystal connection
Digital ground supply
Serial data input
Serial interface clock output to AC’97 controller
or input from AC’97 master codec
Digital ground supply
Serial data output to AC’97 controller
Digital positive supply
Serial interface sync pulse from AC’97 controller
NOT reset input (active low, resets registers)
Mixer input, typically for PCBEEP signal
Mixer input, typically for PHONE signal
Mixer input, typically for AUX signal
Mixer input, typically for AUX signal
Mixer input, typically for VIDEO signal
Mixer input, typically for VIDEO signal
Mixer input, typically for CD signal
CD input common mode reference (ground)
Mixer input, typically for CD signal
Mixer input with extra gain if required
Mixer input with extra gain if required
Mixer input, typically for LINE signal
Mixer input, typically for LINE signal
Analogue positive supply
Analogue ground supply, chip substrate
Buffered CAP2
Reference for microphones; buffered CAP2
Buffered CAP2
No internal connection
Buffered CAP2
Reference input/output; pulls to midrail if not driven
Output pin for 3D difference signal
Input pin for 3D difference signal
Main analogue output for left channel
Main analogue output for right channel
Main mono output
Analogue positive supply
Left channel line level output
No internal connection
Right channel line level output
Analogue ground supply, chip substrate
No internal connection
No internal connection
Master/slave ID select (internal pull-up)
Master/slave ID select (internal pull-up)
External amplifier powerdown/GPO
No internal connection
DESCRIPTION
PD Rev 3.4 January 2001
Production Data
6