WM8959 Wolfson Microelectronics Ltd., WM8959 Datasheet - Page 5

• Manufacturer Part Number: WM8959
• Description: Mobile Multimedia DAC with Dual-mode Class AB/D Speaker Driver
• Manufacturer: Wolfson Microelectronics Ltd.

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Pre-Production
PIN DESCRIPTION
PIN NO
G6
G5
G4
G2
A2
D3
C5
C6
B6
D4
D6
D5
E5
F6
E6
A6
A3
A5
B3
B2
B1
F5
F3
E4
E2
F2
F1
E3
A1
C1
B4
B5
A4
C4
C2
D1
D2
E1
C3
CSB / ADDR
SPKGND
MICBIAS
SPKVDD
DACLRC
DACDAT
HPGND
GPIO3 /
DCVDD
DBVDD
HPVDD
GPIO1
BCLK2
DGND
MODE
RIN3 /
RIN4 /
AGND
ROUT
NAME
LIN3 /
LIN4 /
AVDD
MCLK
SPKP
SPKN
LOUT
OUT3
OUT4
BCLK
SCLK
VMID
GPI7
RIN1
RIN2
GPI8
SDIN
LIN1
LIN2
RON
ROP
RXN
RXP
LON
LOP
Analogue Output
Analogue Input
Analogue Input
Analogue Input /
Digital Input
Analogue Input
Analogue Input
Analogue Input
Analogue Input /
Digital Input
Analogue Input
Supply
Supply
Supply
Supply
Supply
Supply
Supply
Supply
Supply
Digital Input
Digital Input / Output
Digital Input / Output
Digital Input
Digital Input / Output
Digital Input
Digital Input
Digital Input
Digital Input / Output
Analogue Output
Analogue Output
Analogue Output
Analogue Output
Analogue Output
Analogue Output
Analogue Output
Analogue Output
Analogue Output
Analogue Output
Analogue Output
Digital Input / Output
TYPE
Microphone bias
Left channel single-ended MIC input /
Left channel negative differential MIC input
Left channel line input /
Left channel positive differential MIC input
Left channel line input /
Left channel negative differential MIC input /
Accessory or button detect input pin
Left channel line input /
Left channel positive differential MIC input /
Mono differential negative input (Rx voice -)
Right channel single-ended MIC input /
Right channel negative differential MIC input
Right channel line input /
Right channel positive differential MIC input
Right channel line input /
Right channel negative differential MIC input /
Accessory or button detect input pin
Left channel line input /
Left channel positive differential MIC input /
Mono differential positive input (Rx voice +)
Digital core supply
Digital ground (Return path for both DCVDD and DBVDD)
Digital buffer (I/O) supply
Analogue supply
Analogue ground (Return path for AVDD)
Headphone supply
Headphone ground (Return path for HPVDD)
Supply for speaker driver
Ground for speaker driver (Return path from SPKVDD)
Master clock
Audio interface bit clock
Audio interface DAC left / right clock
DAC digital audio data
GPIO1 pin
Selects 2-wire or 3/4 -wire control
3/4 -wire chip select or 2-wire address select
Control interface clock input
Control interface data input / 2-wire acknowledge output
Speaker positive output
Speaker negative output
Left headphone output
Right headphone output
Inverted left headphone output / Mono inverted output
Inverted right headphone output / Mono non-inverted output
Negative left line output / Positive right line output
Positive left line output
Negative right line output / Positive left line output
Positive right line output
Midrail voltage decoupling capacitor
Alternative BCLK / GPIO pin
DESCRIPTION
PP, May 2008, Rev 3.1
WM8959
5