WM8731SEDS/V Wolfson Microelectronics, WM8731SEDS/V Datasheet - Page 52
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WM8731SEDS/V
Manufacturer Part Number
WM8731SEDS/V
Description
Audio CODECs Stereo Codec with H/P
Manufacturer
Wolfson Microelectronics
Datasheet
1.WM8731LSEFLR.pdf
(64 pages)
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