WM8903LGEFK/RV Wolfson Microelectronics, WM8903LGEFK/RV Datasheet - Page 57

• 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

Production Data
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Table 30 DAC Digital Volume Control
R30 (1Eh)
DAC Digital
Volume Left
R31 (1Fh)
DAC Digital
Volume Right
REGISTER
ADDRESS
BIT
7:0
7:0
8
8
DACVU
DACL_VOL [7:0]
DACVU
DACR_VOL [7:0]
LABEL
1100_0000
1100_0000
DEFAULT
(0dB)
(0dB)
N/A
N/A
DAC Volume Update
Writing a 1 to this bit causes left
and right DAC volume to be
updated simultaneously
Left DAC Digital Volume
00h = Mute
01h = -71.625dB
02h = -71.250dB
… (0.375dB steps)
C0h = 0dB
… (0.375dB steps)
EFh to FFh = +17.625dB
(See Table 31 for volume range)
DAC Volume Update
Writing a 1 to this bit causes left
and right DAC volume to be
updated simultaneously
Right DAC Digital Volume
00h = Mute
01h = -71.625dB
02h = -71.250dB
… (0.375dB steps)
C0h = 0dB
… (0.375dB steps)
EFh to FFh = +17.625dB
(See Table 31 for volume range)
PD, Rev 4.0, September 2010
DESCRIPTION
WM8903
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