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TDA7468D Fiches technique(PDF) 18 Page - STMicroelectronics

No de pièce TDA7468D
Description  TWO BANDS DIGITALLY CONTROLLED AUDIO PROCESSOR WITH BASS ALC SURROUND
PDF  23 Pages
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7468D Fiches technique(HTML) 18 Page - STMicroelectronics

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Table 15. BASS ALC
MSB
LSB
BASS ALC
D7
D6
D5
D4
D3
D2
D1
D0
ALC Mode
1ON
0OFF
Detector
1ON
0OFF
Release Current Circuit
1ON
0OFF
Attack Time Resistor
0
0
12.5K
Ω
0
1
25K
Ω
1
0
50K
Ω
1
1
100K
Ω
Threshold
0
0
700mVrms
0
1
485mVrms
1
0
320mVrms
1
1
170mVrms
Attack Mode
0
MODE 1: Fixed Resistor
1
MODE 2: Adaptive
Figure 9. BASS ALC : Threshold curve
Figure 10. BASS ALC : THD
0.1
1
0.01
0.1
1
VO
(VRMS)
VIN(VRMS)
D00AU1100
Supply Voltage : 9.0V
Frequency : 60Hz
Bassfilter : 60Hz/28dB boost
Internal release circuit : ON
Attack mode : 12.5kohm, mode2(adaptive)
Threshold1
Threshold2
Threshold4
Threshold3
0.001
0.01
0.1
1
10
0.01
0.1
1VIN(VRMS)
THD
[%]
Supply Voltage : 9.0V
Frequency : 60Hz
Bassfilter : 60Hz/28dB boost
Internal release circuit : ON
Attack mode : 12.5kohm, mode2(adaptive)
D99AU1101A



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