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: 83/156页
文件大小: 1701K
代理商: TLV320AIC3111IRHBT
1
st
Order
IIR
AGC
Gain
Compen
sation
AGC
FilterC
FromDelta-Sigma
Modulatoror
DigitalMicrophone
From
DigitalVol.Ctrl
To AnalogPGA
To Audio
Interface
1
st
Order
IIR
AGC
Gain
Compen
sation
AGC
FilterC
H E
H D
H C
HB
H A
FromDelta-Sigma
Modulatoror
DigitalMicrophone
From
DigitalVol.Ctrl
To AnalogPGA
To Audio
Interface
1
st Order
IIR
AGC
Gain
Compen
sation
AGC
FilterC
25-TapFIR
FromDelta-Sigma
Modulatoror
DigitalMicrophone
From
DigitalVol.Ctrl
To AnalogPGA
To Audio
Interface
SLAS644B – JULY 2009 – REVISED OCTOBER 2009
www.ti.com
5.5.4.2.7 First-Order IIR, AGC, Filter C
Figure 5-9. Signal Chain for PRB_R16
5.5.4.2.8 Five Biquads, First-Order IIR, AGC, Filter C
Figure 5-10. Signal Chain for PRB_R17
5.5.4.2.9 25-Tap FIR, First-Order IIR, AGC, Filter C
Figure 5-11. Signal Chain for PRB_R18
5.5.4.3
User-Programmable Filters
Depending on the selected processing block, different types and orders of digital filtering are available. A
first-order IIR filter is always available, and is useful to filter out possible dc components of the signal
efficiently. Up to five biquad sections or, alternatively, FIR filters of up to 25 taps are available for specific
processing blocks. The coefficients of the available filters are arranged as sequentially indexed
coefficients.
32
APPLICATION INFORMATION
Copyright 2009, Texas Instruments Incorporated
Product Folder Link(s): TLV320AIC3111
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