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WM8994 Datasheet(PDF) 142 Page - Wolfson Microelectronics plc

Part # WM8994
Description  Multi-Channel Audio Hub CODEC for Smartphones
PDF  359 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8994 Datasheet(HTML) 142 Page - Wolfson Microelectronics plc

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WM8994
Production Data
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PD, April 2012, Rev 4.4
142
Some example line output configurations are listed and illustrated below.
Differential line output from Mic/Line input on IN1L PGA
Differential line output from Mic/Line input on IN1R PGA
Stereo differential line output from output mixers MIXOUTL and MIXOUTR
Stereo single-ended line output from output mixer to either LINEOUT1 or LINEOUT2
Mono single-ended line output from output mixer
LINEOUT1N_MUTE=0, LINEOUT1P_MUTE=0
LINEOUT2N_MUTE=0, LINEOUT2P_MUTE=0
LINEOUT1_MODE=0
LINEOUT2_MODE=0
IN1L_TO_LINEOUT1P=1
IN1R_TO_LINEOUT2P=1
LINEOUT1N
LINEOUT1P
+
LINEOUT1NMIX
LINEOUT1PMIX
MIXOUTLVOL
MIXOUTRVOL
Min = -57dB
Max = +6dB
Step = 1dB
Min = -57dB
Max = +6dB
Step = 1dB
0dB or -6dB
0dB or -6dB
LINEOUT2N
LINEOUT2P
+
LINEOUT2NMIX
LINEOUT2PMIX
0dB or -6dB
0dB or -6dB
+
+
MIXOUTLVOL
IN1L
IN1R
MIXOUTRVOL
IN1R
IN1L
MIXOUTLVOL
MIXOUTLVOL
IN1L
IN1R
MIXOUTRVOL
IN1R
IN1L
MIXOUTRVOL
IN1L
IN1R
IN1L
IN1R
Ground Loop
Noise Rejection
Ground Loop
Noise Rejection
Ground Loop
Noise Rejection
Ground Loop
Noise Rejection
LINEOUT1N_MUTE=0, LINEOUT1P_MUTE=0
LINEOUT2N_MUTE=0, LINEOUT2P_MUTE=0
LINEOUT1_MODE=0
LINEOUT2_MODE=0
IN1R_TO_LINEOUT1P=1
IN1L_TO_LINEOUT2P=1
Figure 37 Differential Line Out from input PGA
IN1L (to LINEOUT1) and IN1R (to LINEOUT2)
Figure 38 Differential Line Out from input PGA
IN1R (to LINEOUT1) and IN1L (to LINEOUT2)



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