TDA7388
Table 4. Electrical Characteristcs (VS = 14.4V; f = 1KHz; Rg = 600Ω; RL = 4Ω;Tamb = 25°C; Refer to the
Test and application diagram, unless otherwise specified.)
Symbol
Parameter
Test Condition
RL = ∞
Min. Typ. Max. Unit
Iq1
Quiescent Current
120
190
350
mA
VOS
Output Offset Voltage
Play Mode
80
80
mV
mV
∆VOS
During Mute ON/OFF Output
Offset Voltage
Gv
Po
Voltage Gain
25
22
38
26
26
27
dB
W
Output Power
Max.Output Power (*)
Distortion
THD = 10%; VS = 14.4V
VS = 14.4V
Po max
THD
eNo
41
W
Po = 4W
0.04
50
0.15
70
%
Output Noise
"A" Weighted
µV
µV
dB
KHz
KΩ
dB
dB
µA
V
Bw = 20Hz to 20KHz
f = 100Hz; Vr = 1Vrms
Po = 0.5W
70
100
SVR
fch
Supply Voltage Rejection
High Cut-Off Frequency
Input Impedance
50
100
70
65
200
100
70
Ri
CT
Cross Talk
f = 1KHz; Po = 4W
f = 10KHz; Po = 4W
60
50
60
ISB
St-By Current Consumption
50
VSB out
St-By OUT Threshold
Voltage
(Amp: ON)
3.5
VSB IN
AM
St-By IN Threshold Voltage
Mute Attenuation
(Amp: OFF)
POref = 4W
1.5
V
dB
V
80
90
VM out
VM in
VAM in
Mute OUT Threshold Voltage (Amp: Play)
3.5
Mute IN Threshold Voltage
VS Automute Threshold
(Amp: Mute)
1.5
V
(Amp: Mute); Att ≥ 80dB; POref = 4Ω
(Amp: Play); Att < 0.1dB; PO = 0.5Ω
6.5
8.5
V
V
7.6
11
Ipin22
Muting Pin Current
VMUTE = 1.5V
5
20
µA
(Source Current)
(*) Saturated square wave output.
(
3/10
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