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TDA7514 数据表(PDF) 24 Page - STMicroelectronics

部件名 TDA7514
功能描述  SINGLE-CHIP FM/AM TUNER WITH STEREO DECODER AND AUDIO PROCESSOR
PDF  74 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TDA7514 数据表(HTML) 24 Page - STMicroelectronics

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TDA7514
24/74
LOUDNESS CONTROL
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
AMAX
Max Attenuation
-21
-19
-17
dB
ASTEP
Step Resolution
0.5
1
1.5
dB
fPeakLPF
LPF Peak Frequency
fP1
32.5
Hz
fP2
40
Hz
fP3
150
Hz
fPeakLPF
HPF Peak Frequency
fP1
4kHz
fP2
6kHz
fP3
8kHz
fP4
10
kHz
VOLUME CONTROL
GMAX
Max Gain
14
15
16
dB
AMAX
Max Attenuation
-83
-79
-75
dB
ASTEP
Step Resolution
0.5
1
1.5
dB
EA
Attenuation Set Error
G = -20 to +15dB
2
dB
G = -79 to -20dB
4
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
dB
TD
Delay Time
T1
0.48
ms
T2
0.96
ms
T3
20.2
ms
T4
40.4
ms
VTH Low
Low Threshold for SM Pin
1
V
VTH High
High Threshold for SM Pin
2.5
V
BASS CONTROL
CRANGE
Control Range
±14
±15
±16
dB
ASTEP
Step Resolution
0.5
1
1.5
dB
fc
Center Frequency
fC1
54
60
66
Hz
fC2
72
80
88
Hz
fC3
90
100
110
Hz
fC4
117
130
143
Hz
QBASS
Quality Factor
Q1
0.9
1
1.1
Q2
1.1
1.25
1.4
Q3
1.3
1.5
1.7
Table 9. (continued)



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