wm9090 Wolfson Microelectronics plc, wm9090 Datasheet - Page 5

• Manufacturer Part Number: wm9090
• Description: Ultra Low Power Audio Subsystem
• Manufacturer: Wolfson Microelectronics plc

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Pre-Production
PIN DESCRIPTION
PIN NO
A1
A2
A3
A4
A5
B1
B2
B3
B4
B5
C1
C2
C3
C4
C5
D1
D2
D3
D4
D5
SPKOUTN
SPKOUTP
CPVOUTP
CPVOUTN
SPKVDD
HPOUTR
HPOUTL
VMIDC
AVDD
CPCB
CPCA
NAME
SCLK
IN2P
IN2N
GND
IN1N
IN1P
DNC
DNC
SDA
Digital Input / 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
Digital Input
Supply
Supply
Supply
TYPE
n/a
n/a
Speaker negative output
Speaker supply
Do Not Connect
IN2 positive analogue input
IN2 negative analogue input
Speaker positive output
Ground for speaker and charge pump
Do Not Connect
IN1 negative analogue input
IN1 positive analogue input
Charge pump positive rail decoupling pin
Analogue supply
Control interface clock
Control interface data
Mid-rail voltage decoupling pin
Charge pump flyback capacitor pin
Charge pump flyback capacitor pin
Charge pump negative rail decoupling pin
Left headphone output
Right headphone output
DESCRIPTION
PP, January 2010, Rev 3.0
WM9090
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