WM9713 데이터 시트보기 (PDF) - Wolfson Microelectronics plc
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WM9713 Datasheet PDF : 108 Pages
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Pre-Production
WM9713L
PIN DESCRIPTION
PIN
NAME
TYPE
DESCRIPTION
1
DBVDD
Supply
Digital I/O Buffer Supply
2
MCLKA
Digital Input Master Clock A Input
3 MCLKB / GPIO6 / (ADA / MASK) Digital In/Out Master Clock B Input / GPIO6 / (ADA output / MASK input)
4
DGND1
Supply
Digital Ground (return path for both DCVDD and DBVDD)
5
SDATAOUT
Digital Input Serial Data Output from Controller / Input to WM9713L
6
BITCLK
Digital Output Serial Interface Clock Output to Controller
7
DGND2
Supply
Digital Ground (return path for both DCVDD and DBVDD)
8
SDATAIN
Digital Output Serial Data Input to Controller / Output from WM9713L
9
DCVDD
Supply
Digital Core Supply
10
SYNC
Digital Input Serial Interface Synchronisation Pulse from Controller
11 RESETB / GPIO7 / (PENDOWN)
Digital In / Out
Reset (asynchronous, active Low, resets all registers to their
default) / GPIO7 / (pen down output)
12 WIPER / AUX4 / GPIO8 / (SPDIF) Analogue In / Out Top Sheet Connection for 5-wire Touchpanels / Auxiliary ADC
input / GPIO8 / (SPDIF digital audio output)
13
TPVDD
Supply
Touchpanel Driver Supply
14
X+/ BR
Analogue Input Touchpanel Connection: X+ (Right) for 4-wire / bottom right for 5-
wire
15
Y+/TR
Analogue Input Touchpanel Connection: Y+ (Top) for 4-wire / top right for 5-wire
16
X-/TL
Analogue Input Touchpanel Connection: X- (Left) for 4-wire / top left for 5-wire
17
Y-/BL
Analogue Input Touchpanel Connection: Y- (Bottom) for 4-wire / bottom left for 5-
wire
18
TPGND
Supply
Touchpanel Driver Ground
19
PCBEEP
Analogue Input Line Input to analogue audio mixers, typically used for beeps
20
MONOIN
Analogue Input Mono Input (RX)
21
MIC1
Analogue Input Microphone preamp A input 1
22
MICCM
Analogue Input Microphone common mode input
23
LINEL
Analogue Input Left Line Input
24
LINER
Analogue Input Right Line Input
25
AVDD
Supply
Analogue Supply (audio DACs, ADCs, PGAs, mic amps, mixers)
26
AGND
Supply
Analogue Ground
27
VREF
Analogue Output Internal Reference Voltage (buffered CAP2)
28
MICBIAS
Analogue Output Bias Voltage for Microphones (buffered CAP2 × 1.8)
29
MIC2A / COMP1 / AUX1
Analogue Input Microphone preamp A input 2 / COMP1 input / Auxillary ADC input
30
MIC2B / COMP2 / AUX2
Analogue Input Microphone preamp B input / COMP2 input / Auxillary ADC input
31
MONO
Analog output Mono output driver (line or headphone)
32
CAP2
Analogue In / Out Internal Reference Voltage (normally AVDD/2, if not overdriven)
33
OUT4
Analogue Output Auxillary output driver (speaker, line or headphone)
34
SPKGND
Supply
Speaker ground (feeds output buffers on pins 33, 35, 36 and 37)
35
SPKL
Analogue Output Left speaker driver (speaker, line or headphone)
36
SPKR
Analogue Output Right speaker driver (speaker, line or headphone)
37
OUT3
Analogue Output Auxillary output driver (speaker, line or headphone)
38
SPKVDD
Supply
Speaker supply (feeds output buffers on pins 33, 35, 36 and 37)
39
HPL
Analogue Output Headphone left driver (line or headphone)
40
HPGND
Supply
Headphone ground (feeds output buffers on pins 39 and 41)
41
HPR
Analogue Output Headphone right driver (line or headphone)
42
AGND2
Supply
Analogue ground, chip substrate
43
HPVDD
Supply
Headphone supply (feeds output buffers on pins 39 and 41)
w
PP Rev 3.0 June 2006
5
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