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TDA7400 датащи(PDF) 5 Page - STMicroelectronics

номер детали TDA7400
подробное описание детали  ADVANCED CAR SIGNAL PROCESSOR
PDF  28 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7400 датащи(HTML) 5 Page - STMicroelectronics

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ELECTRICAL CHARACTERISTICS (continued)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
VOLUME CONTROL
GMAX
Max Gain
13
15
17
dB
AMAX
Max Attenuation
70
79
dB
ASTEP
Step Resolution
0.5
1
1.5
dB
EA
Attenuation Set Error
G = -20 to 20dB
-1.25
0
1.25
dB
G = -60 to 20dB
-4
0
3
dB
ET
Tracking Error
2dB
VDC
DC Steps
Adjacent Attenuation Steps
0.1
3
mV
From 0dB to GMIN
0.5
5
mV
SOFT MUTE
AMUTE
Mute Attenuation
80
100
dB
TD
Delay Time
T1
0.48
1
ms
T2
0.96
2
ms
T3
20
40.4
60
ms
T4
200
324
600
ms
VTHlow
Low Threshold for SM Pin
1
1V
VTHhigh
High Threshold for SM Pin
2.5
V
RPD
Internal Pull-up Resistor
70
100
130
K
Ω
BASS CONTROL
CRANGE
Control Range
±13
±15
±17
dB
ASTEP
Step Resolution
0.5
1
1.5
dB
fC
Center Frequency
fC1
54
60
66
Hz
fC2
63
70
77
Hz
fC3
72
80
88
Hz
fC4
90
100
(150)
(2)
110
Hz
QBASS
Quality Factor
Q1
0.9
1
1.1
Q2
1.1
1.25
1.4
Q3
1.3
1.5
1.7
Q4
1.8
2
2.2
DCGAIN
Bass-Dc-Gain
DC = off
-1
0
1
dB
DC = on
3.5
4.4
5.5
dB
TREBLE CONTROL
CRANGE
Control Range
±13
±15
±17
dB
ASTEP
Step Resolution
0.5
1
1.5
dB
fC
Center Frequency
fC1
8
10
12
KHz
fC2
10
12.5
15
KHz
fC3
12
15
18
KHz
fC4
14
17.5
21
KHz
1) The SM pin is active low (Mute = 0)
2) See Note in Programming Part
TDA7400
5/28



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