TDA7388 Datasheet, PDF (3/10 Pages) STMicroelectronics – 4 X 41W QUAD BRIDGE CAR RADIO AMPLIFIER

TDA7388
Table 4. Electrical Characteristcs (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.
I_q1
Quiescent Current
R_L = ∞
120
V_OS
Output Offset Voltage
Play Mode
∆V_OS
During Mute ON/OFF Output
Offset Voltage
G_v
Voltage Gain
25
P_o
Output Power
THD = 10%; V_S = 14.4V
22
P_{o max} Max.Output Power (*)
V_S = 14.4V
38
THD Distortion
P_o = 4W
e_No
Output Noise
"A" Weighted
Bw = 20Hz to 20KHz
SVR
Supply Voltage Rejection
f = 100Hz; V_r = 1V_rms
50
f_ch
High Cut-Off Frequency
P_o = 0.5W
100
R_i
Input Impedance
70
C_T
Cross Talk
f = 1KHz; Po = 4W
60
f = 10KHz; Po = 4W
50
I_SB
St-By Current Consumption
V_{SB out} St-By OUT Threshold
(Amp: ON)
3.5
Voltage
V_{SB IN} St-By IN Threshold Voltage (Amp: OFF)
A_M
Mute Attenuation
P_Oref = 4W
80
V_{M out} Mute OUT Threshold Voltage (Amp: Play)
3.5
V_{M in}
Mute IN Threshold Voltage (Amp: Mute)
V_{AM in} V_S Automute Threshold
(Amp: Mute); Att ≥ 80dB; P_Oref = 4Ω
(Amp: Play); Att < 0.1dB; P_O = 0.5Ω
I_pin22
Muting Pin Current
V_MUTE = 1.5V
5
(Source Current)
(*) Saturated square wave output.
(
Typ.
190
26
26
41
0.04
50
70
65
200
100
70
60
90
7.6
11
Max.
350
±80
±80
27
0.15
70
100
50
1.5
1.5
6.5
8.5
20
Unit
mA
mV
mV
dB
W
W
%
µV
µV
dB
KHz
KΩ
dB
dB
µA
V
V
dB
V
V
V
V
µA
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