TDA7346 Datasheet, PDF (5/14 Pages) STMicroelectronics – DIGITAL CONTROLLED SURROUND SOUND MATRIX

TDA7346
ELECTRICAL CHARACTERISTICS (continued)
Symbol
AUDIO OUTPUTS
Parameter
Test Condition
Min. Typ.
V_OCL
R_OUT
VOUT
GENERAL
Clipping Level
Output resistance
DC Voltage Level
d = 0.3%
2
2.5
100 200
3.5
3.8
NO(OFF)
N_O(MOV)
Output Noise (OFF)
Output Noise (Movie)
N_O(MUS) Output Noise (Music)
N_O(MON) Output Noise (Simulated)
d
Distorsion
S_C
Channel Separation
BUS INPUTS
BW = 20Hz to 20KHz
R_out and L_out measurement
Mode =Movie ,
B_W = 20Hz to 20KHz
R_out and L_out measurement
Mode = Music ,
B_W = 20Hz to 20KHz,
R_out and L_out measurement
Mode = Simulated,
B_W = 20Hz to 20KHz
R_out and L_out measurement
Av = 0 ; Vin = 1Vrms
8
30
30
30
0.02
70
VIL
Input Low Voltage
V_IH
Input High Voltage
I_IN
Input Current
V_O
Output Voltage SDA
Acknowledge
I_O = 1.6mA
3
-5
0.4
Note:
(1) Bass and Treble response: The center frequency and the resonance quality can be choosen by
the external circuitry. A standard first order bass response can be realized by a standard feedback network.
(2) The peak voltage of the two input signals must be less then ^VS:
2
(Lin + Rin) peak
•
AVin
<
V_S
2
Max. Unit
Vrms
300
Ω
4.1
V
µVrms
µVrms
µVrms
µVrms
0.1
%
dB
1
V
V
+5
µA
0.8
V
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