WM8903LGEFK/RV Wolfson Microelectronics, WM8903LGEFK/RV Datasheet - Page 32

• 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
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Table 2 Input PGA Mode Selection
R46 (2Eh)
Analogue Left
Input 1
R47 (2Fh)
Analogue
Right Input 1
REGISTER
ADDRESS
BIT
5:4
3:2
1:0
5:4
3:2
1:0
L_IP_SEL_N
[1:0]
L_IP_SEL_P
[1:0]
L_MODE [1:0]
R_IP_SEL_N
[1:0]
R_IP_SEL_P
[1:0]
R_MODE [1:0]
LABEL
DEFAULT
00
01
00
00
01
00
In Single-Ended or Differential Line
Modes, this field selects the input pin
for the inverting side of the left input
path.
In Differential Mic Mode, this field
selects the input pin for the non-
inverting side of the left input path.
00 = IN1L
01 = IN2L
1X = IN3L
In Single-Ended or Differential Line
Modes, this field selects the input pin
for the non-inverting side of the left
input path.
In Differential Mic Mode, this field
selects the input pin for the inverting
side of the 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
In Single-Ended or Differential Line
Modes, this field selects the input pin
for the inverting side of the right input
path.
In Differential Mic Mode, this field
selects the input pin for the non-
inverting side of the right input path.
00 = IN1R
01 = IN2R
1X = IN3R
In Single-Ended or Differential Line
Modes, this field selects the input pin
for the non-inverting side of the right
input path.
In Differential Mic Mode, this field
selects the input pin for the inverting
side of the 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
PD, Rev 4.0, September 2010
DESCRIPTION
Production Data
32