TAS5706PAPR datasheet(57/62 Pages) TI

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LOUDNESS BIQUAD GAIN INVERSE REGISTER (0x26)

LOUDNESS SCALE REGISTER (0x28)

TAS5706

SLOS550A – DECEMBER 2007 – REVISED DECEMBER 2007

Table 24. PWM Output Mux Register (0x25) (continued)

D31

D30

D29

D28

D27

D26

D25

D24

FUNCTION

–

Multiplex channel 4 to OUT_C

–

Multiplex channel 5 to OUT_C

–

Multiplex channel 6 to OUT_C

–

Multiplex channel 1 to OUT_D

–

Multiplex channel 2 to OUT_D

–

Multiplex channel 3 to OUT_D

–

Multiplex channel 4 to OUT_D (1)

–

Multiplex channel 5 to OUT_D

–

Multiplex channel 6 to OUT_D

FUNCTION

–

Multiplex channel 1 to SUB_PWM–

–

Multiplex channel 2 to SUB_PWM–

–

Multiplex channel 3 to SUB_PWM–

–

Multiplex channel 4 to SUB_PWM–

–

Multiplex channel 5 to SUB_PWM– (2)

–

Multiplex channel 6 to SUB_PWM–

–

Multiplex channel 1 to SUB_PWM+

–

Multiplex channel 2 to SUB_PWM+

–

Multiplex channel 3 to SUB_PWM+

–

Multiplex channel 4 to SUB_PWM+

–

Multiplex channel 5 to SUB_PWM+

–

Multiplex channel 6 to SUB_PWM+ (2)

(2)

Default values are in bold.

Bit D6 of the volume configuration register (0x0E) enables/disables gain compensation for BQ1. D6 = 0 disables

gain compensation (default); D6 = 1 enables gain compensation. Max/min biquad gain = ±4.

Table 25. Loudness Biquad Gain Inverse Register (3.23 Format)

CONTENT

DEFINITION

u[31:26], x[25:0]

1/G (1)

(1)

G = gain of the biquad

Table 26. Loudness Scale Register (3.23 Format)

CONTENT

DEFINITION

u[31:26], x[25:0]

Scale = 1/(1 – 1/G) (1)

(1)

G = gain of the biquad

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