WM8903LGEFK/RV Wolfson Microelectronics, WM8903LGEFK/RV Datasheet - Page 134

• Manufacturer Part Number: WM8903LGEFK/RV
• Description: Audio CODECs ULTRA LOW PWR HI FI CODEC
• Manufacturer: Wolfson Microelectronics

Specifications of WM8903LGEFK/RV

• Audio Codec Type: Stereo Codec
• No. Of Adcs: 2
• No. Of Dacs: 2
• No. Of Input Channels: 6
• No. Of Output Channels: 8
• Adc / Dac Resolution: 24bit
• Sampling Rate: 96kHz
• Operating Temperature Range: -40°C To +85°C
• Rohs Compliant: Yes
• Adcs / Dacs Signal To Noise Ratio: 96dB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

WM8903
R46 (2Eh)
Analogue
Left Input 1
Register 2Eh Analogue Left Input 1
R47 (2Fh)
Analogue
Right Input 1
Register 2Fh Analogue Right Input 1
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REGISTER
REGISTER
ADDRESS
ADDRESS
5:4
3:2
1:0
BIT
BIT
5:4
3:2
1:0
6
6
R_IP_SEL_N[1:0]
L_IP_SEL_N[1:0]
L_IP_SEL_P[1:0]
R_IP_SEL_P[1:0]
INR_CM_ENA
INL_CM_ENA
L_MODE[1:0]
R_MODE[1:0]
LABEL
LABEL
DEFAULT
DEFAULT
00
01
00
00
01
00
1
1
Left Input PGA Common Mode Rejection enable
0 = Disabled
1 = Enabled
(only available for L_MODE=01 – Differential Line)
Selects input for inverting side of left input path:
00 = IN1L
01 = IN2L
1X = IN3L
Selects input for non-inverting side of left input path:
00 = IN1L
01 = IN2L
1X = IN3L
Sets the mode for the left analogue input:
00 = Single-Ended
01 = Differential Line
10 = Differential MIC
11 = Reserved
Right Input PGA Common Mode Rejection enable
0 = Disabled
1 = Enabled
(only available for R_MODE=01 – Differential Line)
Selects input for inverting side of right input path:
00 = IN1R
01 = IN2R
1X = IN3R
Selects input for non-inverting side of right input
path:
00 = IN1R
01 = IN2R
1X = IN3R
Sets the mode for the right analogue input:
00 = Single-Ended
01 = Differential Line
10 = Differential MIC
11 = Reserved
DESCRIPTION
DESCRIPTION
PP, Rev 3.1, August 2009
Pre-Production
134