參數(shù)資料
型號: TDA7514
廠商: 意法半導(dǎo)體
英文描述: SINGLE-CHIP FM/AM TUNER WITH STEREO DECODER AND AUDIO PROCESSOR
中文描述: 單芯片F(xiàn)M /調(diào)幅調(diào)諧立體聲解碼器和音頻處理器
文件頁數(shù): 11/74頁
文件大?。?/td> 604K
代理商: TDA7514
11/74
TDA7514
Symbol
Parameter
Test Condition
Min
Typ
Max
Unit
SoftMute by Adjacent Channel Detector
Vthsmac1
Threshold level1
T14<2>=0
2.75
V
Vthsmac2
Threshold level2
T14<2>=1
3.25
V
Attsmac1
Attenuation1
T14<7:6>=00
0
dB
Attsmac2
Attenuation2
T14<7:6>=01
6
dB
Attsmac3
Attenuation3
T14<7:6>=10
9
dB
Attsmac4
Attenuation4
T14<7:6>=11
12
dB
Station Detector by Smeter
VSDl
Low output level
@SDpin
0
V
VSDh
High output level
@SDpin
5
V
Vthsdmin
Threshold level minimum
T20<3:0>=0000
0.4
V
Vthsdmax
Threshold level maximum
T20<3:0>=1111
3.4
V
Vthsdstep
Threshold level step
0.2
V
Adjacent Channel Detector for Quality outputs, SNC and HCC
F1ac1
Cutoff or center frequency of
filter1
T8<4>=0
83
kHz
F1ac2
Cutoff or center frequency of
filter1
T8<4>=1
104
kHz
F2ac1
Cutoff or center frequency of
filter2
T8<5>=0
119
kHz
F2ac2
Cutoff or center frequency of
filter2
T8<5>=1
139
kHz
GcF2ac1
Gain of filter2
T18<7>=0
8.7
dB
GcF2ac2
Gain of filter2
T18<7>=1
14.7
dB
Vrect1
Offset1 of rectifier for
SNC&HCC
T18<5:4>=00
0.4
V
Vrect2
Offset2 of rectifier for
SNC&HCC
T18<5:4>=01
0.8
V
Vrect3
Offset3 of rectifier for
SNC&HCC
T18<5:4>=10
1.2
V
Vrect4
Offset4 of rectifier for
SNC&HCC
T18<5:4>=11
1.6
V
Multipath Detector for Quality output, SNC and HCC (Filter shared with ISS multipath detector)
Gvrectl
Rectifier Gain minimum
T15<7:5>=000
5
dB
Gvrecth
Rectifier Gain maximum
T15<7:5>=111
13.4
dB
Gvrectstep
Rectifier Gain step
1.2
dB
Table 3. (continued)
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