TDA7386_07 Datasheet, PDF (7/14 Pages) STMicroelectronics – 4 x 45W quad bridge car radio amplifier

TDA7386
Electrical specifications
Table 4.
Electrical characteristics (continued)
V_S = 14.4V; f = 1KHz; R_g = 600Ω; R_L = 4Ω;T_amb = 25°C; Refer to the Test and application
diagram, unless otherwise specified.
Symbol
Parameter
Test condition
Min. Typ. Max. Unit
e_No
Output noise
"A" Weighted
Bw = 20Hz to 20KHz
50
70
μV
70 100 μV
SVR
f_ch
R_i
C_T
Supply voltage rejection
High cut-off frequency
Input impedance
Cross talk
f = 100Hz; V_r = 1V_rms
P_o = 0.5W
f = 1KHz; Po = 4W
f = 10KHz; Po = 4W
50
75
dB
80 200
KHz
70 100
KΩ
60
70
dB
60
dB
I_SB
St-by current consumption
V_St-By = 1.5V
V_St-By = 0V
50
μA
20
μA
I_pin4
St-by pin current
V_St-By = 1.5 to 3.5V
±1
μA
V_{SB out} St-by out threshold voltage (Amp: ON)
3.5
V
V_{SB IN} St-by in threshold voltage (Amp: OFF)
1.5
V
A_M
Mute attenuation
P_Oref = 4W
80
90
dB
V_{M out} Mute out threshold voltage (Amp: Play)
3.5
V
V_{M in} Mute in threshold voltage (Amp: Mute)
1.5
V
V_{AM in} V_S automute threshold
(Amp: Mute); Att ≥ 80dB; P_Oref = 4Ω
(Amp: Play); Att < 0.1dB; P_O = 0.5Ω
6.5
V
7.6 8.5
V
I_pin22 Muting pin current
V_MUTE = 1.5V (Source Current)
V_MUTE = 3.5V
5
11
20
μA
-5
-
20
μA
1. Saturated square wave output.
Figure 3. Standard test and application circuit
ST-BY
MUTE
IN1
R1
10K
R2
47K
C1
0.1μF
IN2
C2 0.1μF
IN3
C3 0.1μF
IN4
C4 0.1μF
C8
0.1μF
C7
2200μF
Vcc1-2 Vcc3-4
4
C9
1μF
22
C10
1μF
6
20
9
8
7
5
2
11
3
12
15
S-GND
14
13
16
C5
0.47μF
10
SVR
C6
47μF
25
N.C.
17
18
19
21
24
23
1
TAB
OUT1
OUT2
OUT3
OUT4
D95AU335C
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