TDA7388 데이터 시트보기 (PDF) - STMicroelectronics
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TDA7388 Datasheet PDF : 13 Pages
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TDA7388
Electrical specifications
2.3
Electrical characteristics
VS = 14.4 V; f = 1 kHz; Rg = 600 ; RL = 4 ; Tamb = 25 °C; Refer to the test and application
diagram (Figure 2), unless otherwise specified.
Symbol
Table 4. Electrical characteristics
Parameter
Test condition
Iq1
VOS
dVOS
Quiescent current
Output offset voltage
RL =
Play mode
During mute ON/OFF output ITU R-ARM weighted
offset voltage
see Figure 12
Gv
Po
Po max
THD
Voltage gain
Output power
Max.output power(1)
Distortion
eNo
Output noise
-
THD = 10 %; VS = 14.4 V
VS = 14.4 V
VS = 15.2 V
Po = 4 W
"A" Weighted
Bw = 20 Hz to 20 kHz
SVR
fch
Ri
CT
ISB
Supply voltage rejection
High cut-off frequency
Input Impedance
Cross talk
Standby current
consumption
f = 100 Hz; Vr = 1 Vrms
Po = 0.5 W
-
f = 1 kHz; Po = 4 W
f = 10 kHz; Po = 4 W
VSt-by = 0V
VSB out
Standby OUT threshold
voltage
(Amp: ON)
VSB IN Standby IN threshold voltage (Amp: OFF)
AM
Mute attenuation
POref = 4 W
VM out Mute OUT threshold voltage (Amp: play)
VM in Mute IN threshold voltage (Amp: mute)
VAM in VS automute threshold
(Amp: mute); Att. 80 dB;
POref = 4 W
(Amp: play); Att. < 0.1 dB;
PO = 0.5 W
Ipin22
Muting pin current
VMUTE = 1.2 V (Source current)
1. Saturated square wave output.
Min. Typ. Max. Unit
120 190 350 mA
-
-
±100 mV
-80
-
+80 mV
25
26
27
dB
22
26
-
W
37
41
-
W
-
45
-
-
0.04 0.15 %
-
50
70
µV
-
70
100
µV
50
65
-
dB
100 200
-
kHz
70 100
-
k
60
70
-
dB
-
60
-
dB
-
-
20
µA
3.5
-
-
V
-
-
1.5
V
80
90
-
dB
3.5
-
-
V
-
-
1.5
V
-
6.5
V
7.6
8.5
5
11
20
µA
DocID14256 Rev 6
7/13
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