TDA7430 Datasheet, PDF (7/21 Pages) STMicroelectronics – DIGITALLY CONTROLLED AUDIO PROCESSOR WITH SURROUND SOUND MATRIX AND VOICE CANCELLER

TDA7430 - TDA7431
ELECTRICAL CHARACTERISTICS (continued)
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
G_OFF
Parameter
In-phase Gain (OFF)
D_GOFF
G_MOV
LR In-phase Gain Difference
(OFF)
In-phase Gain (Movie)
DGMOV
G_MUS
LR In-phase Gain Difference
(Movie)
In-phase Gain (Music)
D_GMUS
L_MON1
LR In-phase Gain Difference
(Music)
Simulated L Output 1
L_MON2
Simulated L Output 2
L_MON3
Simulated L Output 3
R_MON1 Simulated R Output 1
R_MON2 Simulated R Output 2
R_MON3 Simulated R Output 3
R_LP1
R_HPI
R_{L PF}
Low Pass Filter Resistance
High Pass Filter Resistance
LP Pin Impedance
Test Condition
Mode OFF, Input signal of
1kHz, 1.4 V_p-p, R_in → R_out
L_in → L_out
Mode OFF, Input signal of
1kHz, 1.4 V_p-p
R_in → R_out, L_in → L_out
Movie mode, Effect Ctrl = -6dB
Input signal of 1kHz, 1.4 V_p-p
R_in → R_out, L_in → L_out
Movie mode, Effect Ctrl = -6dB
Input signal of 1kHz, 1.4 V_p-p
(R_in → R_out) – (L_in → L_out)
Music mode, Effect Ctrl = -6dB
Input signal of 1kHz, 1.4 Vp-p
(R_in → R_out), (L_in → L_out)
Music mode, Effect Ctrl = -6dB
Input signal of 1kHz, 1.4 V_p-p
(R_in → R_out) - (L_in → L_out)
Simulated Mode, EffectCtrl = -6dB
Input signal of 250Hz,
1.4 Vp-p, Rin and Lin → Lout
Simulated Mode, EffectCtrl = -6dB
Input signal of 1kHz,
1.4 V_p-p, R_in and L_in → L_out
Simulated Mode, EffectCtrl = -6dB
Input signal of 3.6kHz,
1.4 V_p-p, R_in and L_in → L_out
Simulated Mode, EffectCtrl = -6dB
Input signal of 250Hz,
1.4 V_p-p, R_in and L_in →R_out
Simulated Mode, EffectCtrl = -6dB
Input signal of 1kHz,
1.4 V_p-p, R_in and L_in →R_out
Simulated Mode, EffectCtrl = -6dB
Input signal of 3.6kHz,
1.4 V_p-p, R_in and L_in → R_out
Min.
-1
-1
7
42
7
Typ.
0
Max.
1
0
1
8
0
7
0
4.5
–4.0
7.0
– 4.5
3.8
– 20
10
13
60
78
10
13
Unit
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
KΩ
KΩ
KΩ
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