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TAS5716 Datasheet, PDF (49/64 Pages) Texas Instruments – 20-W Stereo Digital-Audio Power Amplifier With EQ and DRC
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TAS5716
www.ti.com............................................................................................................................................................................................... SLOS569 – JANUARY 2009
VOLUME CONFIGURATION REGISTER (0x0E)
Bit D7:
Bit D6:
Bit D4:
Bit D3:
Bits D2–D0:
Reserved = 1
If 0, then biquad 1 (BQ1) volume compensation part only is disabled (default). If 1, then BQ1
volume compensation is enabled.
Reserved = 1
Reserved
Volume slew rate (Used to control volume change and MUTE ramp rates)
D7 D6 D5 D4 D3 D2
1–––– –
–0––– –
–1––– –
––0–– –
–––1– –
––––0 –
––––– 0
––––– 0
––––– 0
––––– 0
––––– 1
(1) Default values are in bold.
Table 12. Volume Control Register (0x0E)
D1 D0
FUNCTION
–
– Reserved (must be 1) (1)
–
– Disable biquad volume compensation(1)
–
– Enable biquad volume compensation
–
– Reserved(1)
–
– Reserved (must be 1)(1)
–
– Reserved(1)
0
0 Volume slew 512 steps (44 ms volume ramp time)
0
1 Volume slew 1024 steps(1) (88 ms volume ramp time)
1
0 Volume slew 2048 steps (176 ms volume ramp time)
1
1 Volume slew 256 steps (22 ms volume ramp time)
X X Reserved
MODULATION LIMIT REGISTER (0x10)
Set modulation limit. See the appropriate power stage data sheet for recommended modulation limits.
D7 D6 D5 D4
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
(1) Default values are in bold.
Table 13. Modulation Limit Register (0x10)
D3 D2 D1 D0
–
0
0
0
–
0
0
1
–
0
1
0
–
0
1
1
–
1
0
0
–
1
0
1
–
1
1
0
–
1
1
1
LIMIT
[DCLKs]
1
2
3
4
5
6
7
8
MIN WIDTH [DCLKs] MODULATION LIMIT
2
99.2%
4
98.4%
6
97.7% (1)
8
96.9%
10
96.1%
12
95.3%
14
94.5%
16
93.8%
Copyright © 2009, Texas Instruments Incorporated
Product Folder Link(s): TAS5716
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