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TDA7464 数据表(PDF) 4 Page - STMicroelectronics

部件名 TDA7464
功能描述  DIGITALLY CONTROLLED AUDIO PROCESSOR WITH SRS SURROUND SOUND AND VOICE CANCELLER
PDF  21 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TDA7464 数据表(HTML) 4 Page - STMicroelectronics

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ELECTRICAL CHARACTERISTICS (continued)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
SUPPLY
AVO3
Voice Canceller Output 3
LIN =-RIN,Vmix = 0V FIX,
0dB attenuation
56
7
dB
RLPV
Low Pass Filter Resistance
24
32
40
K
Ω
BASS CONTROL
Gb
Control Range
Max. Boost/cut
+12.0
+14.0
+16.0
dB
BSTEP
Step Resolution
1
2
3
dB
RB
Internal Feedback Resistance
33
44
55
K
Ω
MIDDLE CONTROL
Gm
Control Range
Max. Boost/cut
+12.0
+14.0
+16.0
dB
MSTEP
Step Resolution
1
2
3
dB
RM
Internal Feedback Resistance
18.75
25
31.25
K
Ω
TREBLE CONTROL
Gt
Control Range
Max. Boost/cut
+13.0
+14.0
+15.0
dB
TSTEP
Step Resolution
1
2
3
dB
STANDARD SURROUND SOUND MATRIX
TEST CONDITION (Phase Resistor Selection D0=0, D1=1, D2=0. D3=1, D4=0, D5=1, D6=0, D7=1
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
GOFF
In-phase Gain (OFF)
Mode OFF , Input signal of
1kHz, 1.4 Vp-p,Rin
→ Rout
Lin
→ Lout
-1
0
1
dB
DGOFF
LR In-phase Gain Difference
(OFF)
Mode OFF , Input signal of
1kHz, 1.4 Vp-p
Rin
→ Rout,Lin → Lout
-1
0
1
dB
GMOV
In-phase Gain (Movie)
Movie mode, Effect Ctrl = -6dB
Input signal of 1kHz, 1.4 Vp-p
Rin
→ Rout,Lin → Lout
8dB
DGMOV
LR In-phase Gain Difference
(Movie)
Movie mode, Effect Ctrl = -6dB
Input signal of 1kHz, 1.4 Vp-p
(Rin
→ Rout)– (Lin → Lout)
0dB
GMUS
In-phase Gain (Music)
Music mode, Effect Ctrl = -6dB
Input signal of 1kHz, 1.4 Vp-p
(Rin
→ Rout), (Lin → Lout)
7dB
DGMUS
LR In-phase Gain Difference
(Music)
Music mode, Effect Ctrl = -6dB
Input signal of 1kHz, 1.4 Vp-p
(Rin
→ Rout)-(Lin → Lout)
0dB
LMON1
Simulated L Output 1
Simulated Mode, Effect Ctrl = -6dB
Input signal of 250Hz,
1.4 Vp-p,Rin and Lin
→ Lout
4.5
dB
LMON2
Simulated L Output 2
Simulated Mode, Effect Ctrl = -6dB
Input signal of 1kHz,
1.4 Vp-p,Rin and Lin
→ Lout
– 4.0
dB
LMON3
Simulated L Output 3
Simulated Mode, EffectCtrl = -6dB
Input signal of 3.6kHz,
1.4 Vp-p,Rin and Lin
→ Lout
7.0
dB
TDA7464
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