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参数资料
型号： TLV320AIC3111IRHBT
厂商： TEXAS INSTRUMENTS INC
元件分类： 音频／视频放大
英文描述： AUDIO AMPLIFIER, PQCC32
封装： 5 X 5 MM, GREEN, PLASTIC, QFN-32
文件页数： 100/156页
文件大小： 1701K
代理商： TLV320AIC3111IRHBT
1
2
0
1
2
15
1
2
1
2
N
2 N z
N z
H(z)
2
2 D z
D z
-
+
+
=
-
-
TLV320AIC3111
SLAS644B – JULY 2009 – REVISED OCTOBER 2009
www.ti.com
Table 5-26. DAC IIR Filter Coefficients
Filter
Coefficient
Left DAC Channel
Right DAC Channel
Default (Reset) Value
First-order IIR
N0
Page 9 / register 2 and page 9 /
Page 9 / register 8 and page 9 /
0x7FFF (decimal 1.0 –
register 3
register 9
LSB value)
N1
Page 9 / register 4 and page 9 /
Page 9 / register 10 and page 9 /
0x0000
register 5
register 11
D1
Page 9 / register 6 and page 9 /
Page 9 / register 12 and page 9 /
0x0000
register 7
register 13
5.6.1.3.2 Biquad Section
The transfer function of each of the biquad filters is given by
(5)
Table 5-27. DAC Biquad Filter Coefficients
Filter
Coefficient
Left DAC Channel
Right DAC Channel
Default (Reset) Value
Biquad A
N0
Page 8 / register 2 and page 8 /
Page 8 / register 66 and page 8 /
0x7FFF (decimal 1.0 –
register 3
register 67
LSB value)
N1
Page 8 / register 4 and page 8 /
Page 8 / register 68 and page 8 /
0x0000
register 5
register 69
N2
Page 8 / register 6 and page 8 /
Page 8 / register 70 and page 8 /
0x0000
register 7
register 71
D1
Page 8 / register 8 and page 8 /
Page 8 / register 72 and page 8 /
0x0000
register 9
register 73
D2
Page 8 / register 10 and page 8 /
Page 8 / register 74 and page 8 /
0x0000
register 11
register 75
Biquad B
N0
Page 8 / register 12 and page 8 /
Page 8 / register 76 and page 8 /
0x7FFF (decimal 1.0 –
register 13
register 77
LSB value)
N1
Page 8 / register 14 and page 8 /
Page 8 / register 78 and page 8 /
0x0000
register 15
register 79
N2
Page 8 / register 16 and page 8 /
Page 8 / register 80 and page 8 /
0x0000
register 17
register 81
D1
Page 8 / register 18 and page 8 /
Page 8 / register 82 and page 8 /
0x0000
register 19
register 83
D2
Page 8 / register 20 and page 8 /
Page 8 / register 84 and page 8 /
0x0000
register 21
register 85
Biquad C
N0
Page 8 / register 22 and page 8 /
Page 8 / register 86 and page 8 /
0x7FFF (decimal 1.0 –
register 23
register 87
LSB value)
N1
Page 8 / register 24 and page 8 /
Page 8 / register 88 and page 8 /
0x0000
register 25
register 89
N2
Page 8 / register 26 and page 8 /
Page 8 / register 90 and page 8 /
0x0000
register 27
register 91
D1
Page 8 / register 28 and page 8 /
Page 8 / register 92 and page 8 /
0x0000
register 29
register 93
D2
Page 8 / register 30 and page 8 /
Page 8 / register 94 and page 8 /
0x0000
register 31
register 95
48
APPLICATION INFORMATION
Copyright 2009, Texas Instruments Incorporated
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Product Folder Link(s): TLV320AIC3111
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