WM8351GEB/V Wolfson Microelectronics, WM8351GEB/V Datasheet - Page 278

• Manufacturer Part Number: WM8351GEB/V
• Description: Audio CODECs Audio CODEC plus pwr management
• Manufacturer: Wolfson Microelectronics

Specifications of WM8351GEB/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

REGISTER
REGISTER
REGISTER
WM8351
Register 91h Digitiser Control (2)
Register 98h AUX1 Readback
Register 99h AUX2 Readback
w
ADDRESS
ADDRESS
ADDRESS
R152 (98h)
R153 (99h)
Readback
Readback
AUX1
AUX2
14:13
14:13
BIT
BIT
BIT
11:0
11:0
12
12
AUXADC_SCALE1[1:0]
AUXADC_DATA1[11:0] 0000_0000_0000 Measured AUX1 data value relative to
AUXADC_SCALE2[1:0]
AUXADC_DATA2[11:0] 0000_0000_0000 Measured AUX2 data value relative to
AUXADC_REF1
AUXADC_REF2
LABEL
LABEL
LABEL
DEFAULT
DEFAULT
DEFAULT
11
11
1
1
measurements delayed) until AUX_DATAn
has been read.
Reset by state machine.
AUX1 input select:
00 = Off
01 = Input divided by 1
10 = Input divided by 2
11 = Input divided by 4
AUX1 reference select
0 = AUX1 measured relative to VRTC
1 = AUX1 measured relative to VREF
reference:
000 = 0V
FFF = measured voltage after divide
matches reference
AUX2 input select:
00 = Off
01 = Input divided by 1
10 = Input divided by 2
11 = Input divided by 4
AUX2 reference select
0 = AUX2 measured relative to VRTC
1 = AUX2 measured relative to VREF
reference:
000 = 0V
FFF = measured voltage after divide
matches reference
DESCRIPTION
DESCRIPTION
DESCRIPTION
PD, March 2010, Rev 4.2
REFER TO
REFER TO
REFER TO
Production Data
278