Datasheet

L1
R1
L2
R2
Select
Lch
Rch
L1
R1
L2
R2
L3
R3
x
x
x
x
x
x
Gain3
Gain2
Gain1
Lch
Rch
( ) ( ) ( )( )
å
·= iG ainn,iL_In p utnL_O ut
PCM5141, PCM5142
SLAS759A –AUGUST 2012–REVISED SEPTEMBER 2012 www.ti.com
Table 34. DRC Coefficients (continued)
Coefficient Register Description
DRC_MB_1_One_M1 C143 (Pg 48, Reg 100, 101, 102, 103)
DRC_MB_1_Band1_GainE C144 (Pg 48, Reg 104, 105, 106, 107)
DRC_MB_1_Band2_GainE C145 (Pg 48, Reg 108, 109, 110, 111)
DRC_MB_1_Band3_GainE C146 (Pg 48, Reg 112, 113, 114, 115)
DRC_MB_1_minus_One_M2 C147 (Pg 48, Reg 116, 117, 118, 119)
Stereo Mixer
Three stereo inputs are mixed into one stereo output with input signal gain given by Equation 3.
where
• i=1:2,3 (3)
Figure 74 and Table 35 show the strereo mixer operation.
Figure 74. Figure 4. Stereo Mixer Block
Table 35. Stereo Mixer Coefficients
Coefficient Register Description
Stereo_Mixer_1_MixGain1 C148 (Pg 48, Reg 120, 121, 122, 123)
Stereo_Mixer_1_MixGain2 C149 (Pg 48, Reg 124, 125, 126, 127)
Stereo_Mixer_1_MixGain3 C150 (Pg 49, Reg 8, 9, 10, 11)
Stereo Multiplexer
The Stereo Multiplexer selects one or 2 from 4 stereo input channels.
Figure 75. Stereo Multiplexer Block
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