WM8731SEDS/V Wolfson Microelectronics, WM8731SEDS/V Datasheet - Page 52

• Manufacturer Part Number: WM8731SEDS/V
• Description: Audio CODECs Stereo Codec with H/P
• Manufacturer: Wolfson Microelectronics

Specifications of WM8731SEDS/V

• Interface Type: Serial (2-Wire or 3-Wire), I2S
• Resolution: 24 bit
• Operating Supply Voltage: 2.7 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: SSOP-28
• Minimum Operating Temperature: - 40 C
• Number Of Channels: 2 ADC / 2 DAC
• Snr: 90 dB
• Thd Plus Noise: - 84 dB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

WM8731 / WM8731L
w
0000101
Digital Audio
Path Control
0000110
Power Down
Control
REGISTER
ADDRESS
0
2:1
3
4
0
1
2
3
4
5
6
7
BIT
ADCHPD
DEEMP[1:0]
DACMU
HPOR
LINEINPD
MICPD
ADCPD
DACPD
OUTPD
OSCPD
CLKOUTPD
POWEROFF
LABEL
0
00
1
0
1
1
1
1
1
0
0
1
DEFAULT
ADC High Pass Filter Enable
1 = Disable High Pass Filter
0 = Enable High Pass Filter
De-emphasis Control
11 = 48kHz
10 = 44.1kHz
01 = 32kHz
00 = Disable
DAC Soft Mute Control
1 = Enable soft mute
0 = Disable soft mute
Store dc offset when High Pass Filter
disabled
1 = store offset
0 = clear offset
Line Input Power Down
1 = Enable Power Down
0 = Disable Power Down
Microphone Input an Bias Power
Down
1 = Enable Power Down
0 = Disable Power Down
ADC Power Down
1 = Enable Power Down
0 = Disable Power Down
DAC Power Down
1 = Enable Power Down
0 = Disable Power Down
Outputs Power Down
1 = Enable Power Down
0 = Disable Power Down
Oscillator Power Down
1 = Enable Power Down
0 = Disable Power Down
CLKOUT power down
1 = Enable Power Down
0 = Disable Power Down
POWEROFF mode
1 = Enable POWEROFF
0 = Disable POWEROFF
DESCRIPTION
PD, Rev 4.8, April 2009
Production Data
52