TAS5729MD datasheet(40/59 Pages) TI1

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TAS5729MD

SLOS836A – MAY 2013 – REVISED JUNE 2013

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VOLUME CONFIGURATION REGISTER (0x0E)

Bits

Volume slew rate (used to control volume change and MUTE ramp rates). These bits control the

D2–D0:

number of steps in a volume ramp. Volume steps occur at a rate that depends on the sample rate of

the I²S data as follows:

Sample rate (kHz)

Approximate ramp rate

8/16/32

125

μs/step

11.025/22.05/44.1

90.7

μs/step

12/24/48

83.3

μs/step

Table 12. Volume Configuration Register (0x0E)

FUNCTION

–

Reserved(1)

–

Volume slew 512 steps (43 ms volume ramp time at 48 kHz)(1)

–

Volume slew 1024 steps (85-ms volume ramp time at 48 kHz)

–

Volume slew 2048 steps (171-ms volume ramp time at 48 kHz)

–

Volume slew 256 steps (21-ms volume ramp time at 48 kHz)

–

Reserved

(1)

Default values are in bold.

MODULATION LIMIT REGISTER (0x10)

Table 13. Modulation Limit Register (0x10)

MODULATION LIMIT

–

Reserved

–

99.2%

–

98.4% (1)

–

97.7%

–

96.9%

–

96.1%

–

95.3%

–

94.5%

–

93.8%

(1)

Default values are in bold.

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