TDA7345 Datasheet, PDF (5/18 Pages) STMicroelectronics – DIGITALLY CONTROLLED AUDIO PROCESSOR WITH SURROUND SOUND MATRIX

TDA7345
ELECTRICAL CHARACTERISTICS (continued)
SURROUND SOUND MATRIX
Symbol
G_OFF
Parameter
In-phase Gain (OFF)
D_GOFF
G_MOV1
LR In-phase Gain Difference
(OFF)
In-phase Gain (Movie 1)
G_MOV2 In-phase Gain (Movie 2)
D_GMOV
G_MUS1
LR In-phase Gain Diffrence
(Movie)
In-phase Gain (Music 1)
G_MUS2 In-phase Gain (Music 2)
DGMUS
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_PS1
R_PS2
RPS3
R_PS2
R_HPI
R_{L PF}
Low Pass Filter Resistance
Phase Shifter 1 Resistance
Phase Shifter 2 Resistance
Phase Shifter 3 Resistance
Phase Shifter 4 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
(Rin → Rout), (Lin → Lout)
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
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 V_p-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
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 V_p-p, R_in and L_in → L_out
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.
-1.5
-1.5
7.5
13.5
0.30
13.6
13.6
45
7.5
Typ.
0
Max.
1.5
0
1.5
7
8
0
6
7.5
0
4.5
– 4.0
7.0
– 4.5
3.8
– 20
10 12.5
17.95 22.5
0.40 0.50
18.08 22.6
18.08 22.6
60
75
10 12.5
Unit
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
KΩ
kΩ
KΩ
KΩ
KΩ
KΩ
KΩ
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