WM8731LSEFL Wolfson Microelectronics, WM8731LSEFL Datasheet - Page 52

• Manufacturer Part Number: WM8731LSEFL
• Description: Audio CODECs Stereo Codec with H/P
• Manufacturer: Wolfson Microelectronics

Specifications of WM8731LSEFL

• Number Of Adc Inputs: 1
• Number Of Dac Outputs: 1
• Conversion Rate: 96 KSPS
• Interface Type: Serial (2-Wire, 3-Wire, I2S)
• Resolution: 18 bit, 20 bit
• Operating Supply Voltage: - 0.3 V to + 3.63 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: QFN EP
• Minimum Operating Temperature: - 40 C
• Number Of Channels: 2 ADC/2 DAC
• 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