wm8400 Wolfson Microelectronics plc, wm8400 Datasheet - Page 6

• Manufacturer Part Number: wm8400
• Description: Wolfson Audioplustm Hi-fi Audio Codec And Power Management Unit For Mobile Multimedia
• Manufacturer: Wolfson Microelectronics plc

WM8400
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PIN DESCRIPTION
C11, D10
A11, B10
PIN NO
C1, D2
F7, G5,
A1, B2
E5, E6,
E7, E8,
G6, G7
F5, F6,
G10
G11
H10
A10
B11
C10
K11
K10
E10
D11
J11
J10
L11
G8
G9
G4
H9
K5
B7
B5
A2
B1
C2
E3
C5
C3
K9
K8
D4
K4
C4
H8
A4
D3
D1
E4
B4
E1
L1
J9
L2
J8
GPIO5/DACDAT2
GPIO6/ADCLRCB
GPIO4/DACLRC2
ADCLRC/GPIO1
GPIO2/MCLK2
GPIO3/BCLK2
LDO1VSEL
LDO2VSEL
LDO1OUT
LDO1VDD
LDO2OUT
LDO2VDD
LDO3OUT
DC1VSEL
DC2VSEL
DC1GND
DC2GND
I2S1VDD
I2S2VDD
ADCDAT
CDELAY
DACDAT
DACLRC
DC1VDD
DC2VDD
LDO1EN
LDO2EN
HSLEEP
FLLVDD
HPGND
I2CVDD
DCVDD
HBVDD
HPVDD
DC1EN
DC2EN
DC1FB
DC1LX
DC1LX
DC2FB
DC2LX
DC2LX
AGND
AVDD
NAME
BCLK
GND
DNC
Digital Output
Digital Input / Output
Supply
Supply
Digital Input / Output
Analogue Output
Digital Input
Digital Input / Output
Digital Input
Analogue Input
Supply
Analogue Input/Output
Analogue Input/Output
Supply
Analogue Input
Digital Input
Analogue Input
Supply
Analogue Input/Output
Analogue Input/Output
Supply
Analogue Input
Supply
Do Not Connect
Supply
Supply
Digital Input / Output
Digital Input / Output
Digital Input / Output
Digital Input / Output
Digital Input / Output
Supply
Supply
Supply
Digital Input
Supply
Supply
Supply
Digital Input
Analogue Output
Supply
Analogue Input
Digital Input
Analogue Output
Supply
Analogue Input
Analogue Output
TYPE
ADC digital audio data output
Audio interface ADC left/right clock / GPIO pin
Analogue ground (return path for AVDD)
Analogue supply
Audio interface bit clock
Converter start-up time (external capacitor)
DAC digital audio data input
Audio interface DAC left / right clock
Enable pin for DC-DC1
Feedback for DCDC1
DC-DC1 ground (return path for DC-DC1)
Connection for DCDC1 Inductor
Connection for DCDC1 Inductor
Power input to DC-DC1
Startup voltage select for DC-DC1
Enable pin for DC-DC2
Feedback for DCDC2
DC-DC2 ground (return path for DC-DC2)
Connection for DCDC2 Inductor
Connection for DCDC2 Inductor
Power input to DC-DC2
Startup voltage select for DC-DC2
Digital Core Supply
Do Not Connect
FLL Supply
Ground
Alternative MCLK / GPIO pin
Alternative BCLK / GPIO pin
Alternative DACLRC / GPIO pin
Alternative DACDAT / GPIO pin
Inverted ADCLRC / GPIO pin
Power supply for Host Buffer interface
Headphone ground (return path for HPVDD)
Headphone supply
Sleep pin for Host Buffer interface
Power supply for control (I2C) interface
Power supply for primary digital audio (I2S)
interface
Power supply for secondary digital audio (I2S)
interface
Enable pin for LDO 1
Power Output from LDO 1
LDO 1 Supply
Startup voltage select for LDO 1
Enable pin for LDO 2
Power Output from LDO 2
LDO 2 Supply
Startup voltage select for LDO 2
Power Output from LDO 3
DESCRIPTION
PP, April 2009, Rev 3.0
Pre-Production
I2S1VDD
I2S1VDD
I2S1VDD
I2S1VDD
I2S1VDD
HBVDD
DC1VDD
DC1VDD
DC1VDD
VINT
HBVDD
DC2VDD
DC2VDD
DC2VDD
VINT
I2S2VDD
I2S2VDD
I2S2VDD
I2S2VDD
I2S2VDD
HBVDD
HBVDD
LDO1VDD
VINT
HBVDD
LDO2VDD
VINT
LDO3VDD
DOMAIN
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