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參數(shù)資料
| 型號： | TDA7388A |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 27 W, 4 CHANNEL, AUDIO AMPLIFIER, ZFM27 |
| 封裝： | ROHS COMPLIANT, FLEXIWATT-27 |
| 文件頁數(shù)： | 11/13頁 |
| 文件大小： | 189K |
| 代理商： | TDA7388A |
TDA7388A
Electrical specifications
THD
Distortion
Po = 4W
0.04
0.10
%
eNo
Output noise
"A" Weighted
50
70
μV
Bw = 20 Hz to 20 kHz
70
100
μV
SVR
Supply voltage rejection
f = 100Hz; Vr = 1Vrms
50
65
dB
fch
High cut-off frequency
Po = 0.5W
100
200
KHz
Ri
Input Impedance
70
100
K
Ω
CT
Cross talk
f = 1 kHz; Po = 4 W
60
70
dB
f = 10 kHz; Po = 4 W
60
dB
ISB
Standby current
consumption
VSt-By = 0 V
20
μA
Ipin4
Standby pin current
VSt-By = 1.2 to 2.6V
±10
μA
VSB out
Standby out threshold
voltage
(Amp: on)
2.6
V
VSB IN
Standby in threshold voltage (Amp: off)
1.2
V
AM
Mute attenuation
POref = 4 W
80
90
dB
VM out
Mute out threshold voltage
(Amp: Play)
2.6
V
VM in
Mute in threshold voltage
(Amp: Mute)
1.2
V
VAM in
VS automute threshold
(Amp: Mute); Att
≥ 80 dB;
POref = 4 W
(Amp: Play); Att < 0.1 dB;
PO = 0.5 W
7.6
6.5
8.5
V
Ipin22
Muting pin current
VMUTE = 1.2 V
(Source current)
511
20
μA
Offset detector
Voff
Detected diff. output offset
VSt-by =5V
±1.4
±2
±2.6
V
VOFF LK
VOFF high leakage current
OD off
10
A
VOFF SAT
VOFF det saturation voltage
OD on; IOD = 1 mA
300
mV
Clipping detector
CDLK
Clip det high leakage current CD Off
10
μA
CDSAT
Clip det sat voltage
DC On; ICD = 1 mA
300
mV
CDTHD
Clip det THD level
0.2
%
1.
Saturated square wave output.
Table 4.
Electrical characteristics (continued)
(VS = 14.4 V; f = 1 kHz; Rg = 600 Ω; RL = 4 Ω;Tamb = 25 °C; Refer to the test and application
diagram (Figure 2), unless otherwise specified.)
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit
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