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TDA7405 数据表(PDF) 7 Page - STMicroelectronics

部件名 TDA7405
功能描述  EQUALIZER CARRADIO SIGNAL PROCESSOR
PDF  56 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TDA7405 数据表(HTML) 7 Page - STMicroelectronics

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TDA7405
fC
Center Frequency
fC1
54
60
66
Hz
fC2
63
70
77
Hz
fC3
72
80
88
Hz
fC4
81
90
99
Hz
fC5
90
100
110
Hz
fC6
117
130
143
Hz
fC7
135
150
165
Hz
fC8
180
200
220
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
4
4.4
6
dB
TREBLE CONTROL
CRANGE
Control Range
±14
+15
±16
dB
ASTEP
Step Resolution
0.5
1
1.5
dB
fC
Center Frequency
fC1
810
12
kHz
fC2
10
12.5
15
kHz
fC3
12
15
18
kHz
fC4
14
17.5
21
kHz
PAUSE DETECTOR4)
VTH
Zero Crossing Threshold
Window 1
40
mV
Window 2
80
mV
Window 3
160
mV
IDELAY
Pull-Up Current
15
25
35
µA
VTHP
Pause Threshold
3.0
V
4. If configured as Pause-Output
SPEAKER ATTENUATORS
Rin
Input Impedance
35
50
65
k
Ω
GMAX
Max. Gain
14
15
16
dB
AMAX
Max. Attenuation
-83
-79
-75
dB
ASTEP
Step Resolution
0.5
1
1.5
dB
AMUTE
Output Mute Attenuation
80
90
dB
EE
Attenuation Set Error
2dB
VDC
DC Steps
Adjacent Attenuation Steps
0.1
5
mV
Table 1. ELECTRICAL CHARACTERISTICS (continued)
(VS=9V; Tamb=25°C; RL=10kΩ; all gains=0dB; f=1kHz; unless otherwise specified)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit



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