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TDA7345 Datasheet(PDF) 5 Page - STMicroelectronics

Part No. TDA7345
Description  DIGITALLY CONTROLLED AUDIO PROCESSOR WITH SURROUND SOUND MATRIX
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Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
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TDA7345 Datasheet(HTML) 5 Page - STMicroelectronics

 
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ELECTRICAL CHARACTERISTICS (continued)
SURROUND SOUND MATRIX
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
-1.5
0
1.5
dB
DGOFF
LR In-phase Gain Difference
(OFF)
Mode OFF , Input signal of
1kHz, 1.4 Vp-p
(Rin
→ Rout), (Lin → Lout)
-1.5
0
1.5
dB
GMOV1
In-phase Gain (Movie 1)
Movie mode, Effect Ctrl = -6dB
Input signal of 1kHz, 1.4 Vp-p
Rin
→ Rout,Lin → Lout
7dB
GMOV2
In-phase Gain (Movie 2)
Movie mode, Effect Ctrl = -6dB
Input signal of 1kHz, 1.4 Vp-p
Rin
→ Rout,Lin → Lout
8dB
DGMOV
LR In-phase Gain Diffrence
(Movie)
Movie mode, Effect Ctrl = -6dB
Input signal of 1kHz, 1.4 Vp-p
(Rin
→ Rout)– (Lin → Lout)
0dB
GMUS1
In-phase Gain (Music 1)
Music mode, Effect Ctrl = -6dB
Input signal of 1kHz, 1.4 Vp-p
(Rin
→ Rout)– (Lin → Lout)
6dB
GMUS2
In-phase Gain (Music 2)
Music mode, Effect Ctrl = -6dB
Input signal of 1kHz, 1.4 Vp-p
Rin
→ Rout,Lin → Lout
7.5
dB
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
RMON1
Simulated R Output 1
Simulated Mode, Effect Ctrl = -6dB
Input signal of 250Hz,
1.4 Vp-p,Rin and Lin
→Rout
– 4.5
dB
RMON2
Simulated R Output 2
Simulated Mode, Effect Ctrl = -6dB
Input signal of 1kHz,
1.4 Vp-p,Rin and Lin
→Rout
3.8
dB
RMON3
Simulated R Output 3
Simulated Mode, Effect Ctrl = -6dB
Input signal of 3.6kHz,
1.4 Vp-p,Rin and Lin
→ Rout
–20
dB
RLP1
Low Pass Filter Resistance
7.5
10
12.5
K
RPS1
Phase Shifter 1 Resistance
13.5
17.95
22.5
k
RPS2
Phase Shifter 2 Resistance
0.30
0.40
0.50
K
RPS3
Phase Shifter 3 Resistance
13.6
18.08
22.6
K
RPS2
Phase Shifter 4 Resistance
13.6
18.08
22.6
K
RHPI
High Pass Filter Resistance
45
60
75
K
RLPF
LP Pin Impedance
7.5
10
12.5
K
TDA7345
5/18


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