WM9710SEFT Просмотр технического описания (PDF) - Wolfson Microelectronics plc
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WM9710SEFT Datasheet PDF : 32 Pages
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WM9710
PIN DESCRIPTION
PIN
48 PIN TQFP
OR 48 QFN
TYPE
1
DVDD1
Supply
2
XTLIN
Digital input
3
XTLOUT
Digital output
4
DGND1
Supply
5
SDATAOUT Digital input
6
BITCLK
Digital I/O
7
DGND2
Supply
8
SDATAIN
Digital output
9
DVDD2
Supply
10
SYNC
Digital input
11
RESETB
Digital input
12
PCBEEP
Analogue input
13
PHONE
Analogue input
14
DNC
Do Not Connect
15
DNC
Do Not Connect
16
DNC
Do Not Connect
17
DNC
Do Not Connect
18
CDL
Analogue input
19
CDGND
Analogue input
20
CDR
Analogue input
21
MIC1
Analogue input
22
MIC2
Analogue input
23
LINEINL
Analogue input
24
LINEINR
Analogue input
25
DNC
Do Not Connect
26
DNC
Do Not Connect
27
VREF
Analogue output
28
VREFOUT
Analogue output
29
DNC
Do Not Connect
30
DNC
Do Not Connect
31
DNC
Do Not Connect
32
CAP2
Analogue I/O
33
CX3D1
Analogue output
34
CX3D2
Analogue input
35
LINEOUTL
Analogue output
36
LINEOUTR
Analogue output
37
MONOOUT
Analogue output
38
AVDD
Supply
39
HPOUTL
Analogue output
40
HPGND
Supply
41
HPOUTR
Analogue output
42
AGND
Supply
43
PWRUP/LRC Digital I/O
44
SPEN/I2S
Digital I/O
45
CID0
Digital input
46
HSDET
Digital output
47
EAPD
Digital output
48
SPDIF
Digital output
w
Production Data
DESCRIPTION
Digital supply
Clock crystal connection or clock input (if XTAL not used)
Clock crystal connection
Digital ground
Serial data input (AC-Link signal)
Serial interface clock (AC-Link signal)
Digital ground
Serial data output (AC-Link signal)
Digital supply
Serial interface sync pulse (AC-Link signal)
Reset input (active low, resets registers)
PCBEEP input (mono input to mixer)
Phone RX input (mono input to mixer)
Leave this pin floating
Leave this pin floating
Leave this pin floating
Leave this pin floating
CD Left (stereo input to mixer)
CD input common mode reference (ground)
CD Right (stereo input to mixer)
Microphone input 1 – also HSET detect input
Microphone input 2
Line-in Left (stereo mixer input)
Line-in Right (stereo mixer input)
Leave this pin floating
Leave this pin floating
Internal reference (buffered CAP2)
Microphone bias voltage (buffered CAP2)
Leave this pin floating
Leave this pin floating
Leave this pin floating
Reference input/output; pulls to AVDD/2 if not overdriven
Output pin for 3D enhancement function
Input pin for 3D enhancement function
Line-out Left
Line-out Right
Mono output (Phone TX or mono earpiece)
Analogue supply
Headphone output Left (or headset mic input if headset detect
function is enabled)
Headphone ground
Headphone output Right
Analogue ground
Power-up control (or LRCLK signal for I2S output)
SPDIF hardware enable pin and I2S data output
Primary/Secondary codec select (internal pull-up) Hi = Primary
Headset detect signal
External amplifier powerdown (or general purpose control output)
S/PDIF output
PD Rev 4.0 December 2003
6
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