WM8352GEB/V Wolfson Microelectronics, WM8352GEB/V Datasheet - Page 276

• Manufacturer Part Number: WM8352GEB/V
• Description: Audio CODECs Audio CODEC plus pwr management
• Manufacturer: Wolfson Microelectronics

Specifications of WM8352GEB/V

• Number Of Adc Inputs: 2
• Number Of Dac Outputs: 2
• Conversion Rate: 48 KSPS
• Interface Type: Serial (2-Wire, 3-Wire, 4-Wire)
• Resolution: 12 bit
• Operating Supply Voltage: 3.7 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: BGA
• Minimum Operating Temperature: - 25 C
• Number Of Channels: 2 ADC/2 DAC
• Supply Current: 260 uA
• Thd Plus Noise: - 83 dB
• Audio Codec Type: Stereo
• No. Of Adcs: 2
• No. Of Dacs: 2
• No. Of Input Channels: 8
• No. Of Output Channels: 6
• Adc / Dac Resolution: 24bit
• Adcs / Dacs Signal To Noise Ratio: 95dB
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

WM8352
Register 8Fh GPIO Function Select 4
REGISTER
w
REGISTER
ADDRESS
ADDRESS
R144 (90h)
R143 (8Fh)
Control (1)
Function
Digitiser
Select 4
GPIO
BIT
BIT
15
14
13
12
3:0
7
6
5
4
3
AUXADC_HIB_MODE
GP12_FN[3:0]
AUXADC_POLL
AUXADC_SEL8
AUXADC_SEL7
AUXADC_SEL6
AUXADC_SEL5
AUXADC_SEL4
AUXADC_ENA
AUXADC_CTC
LABEL
LABEL
DEFAULT
0011
0011
0000
0011
DEFAULT
0
0
0
0
0
0
0
0
0
GPIO12 alternate function:
Input:
0000 = GPIO
0001 = CHIP_RESET
Output:
0000 = GPIO
0001 = ISINKE
0010 = LINE_GT_BATT
0011 = LINE_SW
0100 = 32kHz
Reset by state machine. Default held in metal mask.
AUXADC control
0 = disabled
1 = enabled
Reset by state machine.
Continuous conversion mode:
0 = Polling mode
1 = Continuous mode
Reset by state machine.
Writing “1” initiates a set of measurements in
polling mode (AUXADC_CTC=0). This bit is
automatically reset after the measurements are
completed.
Reset by state machine.
AUXADC state in hibernate mode:
0 = Leave AUXADC as in Active
1 = Disable AUXADC.
Reset by state machine.
AUXADC TEMP input select
0 = Disable TEMP measurement
1 = Enable TEMP measurement
Reset by state machine.
AUXADC BATT input select
0 = Disable BATT measurement
1 = Enable BATT measurement
Reset by state machine.
AUXADC LINE input select
0 = Disable LINE measurement
1 = Enable LINE measurement
Reset by state machine.
AUXADC USB input select
0 = Disable USB measurement
1 = Enable USB measurement
Reset by state machine.
AUXADC AUX4 input select
0 = Disable AUX4 measurement
1 = Enable AUX4 measurement
Reset by state machine.
DESCRIPTION
DESCRIPTION
PD, March 2010, Rev 4.2
REFER TO
REFER TO
Production Data
276