參數(shù)資料
型號(hào): TDA7511
廠商: STMICROELECTRONICS
元件分類: 接收器
英文描述: AM/FM, AUDIO SINGLE CHIP RECEIVER, PQFP64
封裝: TQFP-64
文件頁(yè)數(shù): 25/41頁(yè)
文件大?。?/td> 892K
代理商: TDA7511
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TDA7511
Addr 18 AM Control1
Addr 19 AM Control2
Table 21.
MSB
LSB
Function
d7
d6
d5
d4
d3
d2
d1
d0
0
Normal AGC time constant
1
Short time constant for AM seek stop
0
Multipath information available FM
1
AM stereo output available
0
Prescaler ratio 10
0
1
Prescaler ratio 8
1
0
Prescaler ratio 6
1
Prescaler ratio 4
000
0
Narrow band AGC threshold 74.4dB
V
000
1
Narrow band AGC threshold 78.8dB
V
001
0
Narrow band AGC threshold 80.0dB
V
001
1
Narrow band AGC threshold 80.7dB
V
010
0
Narrow band AGC threshold 53.2dB
V
010
1
Narrow band AGC threshold 77.1dB
V
011
0
Narrow band AGC threshold 78.5dB
V
011
1
Narrow band AGC threshold 79.4dB
V
100
0
Narrow band AGC threshold 42.7dB
V
100
1
Narrow band AGC threshold 65.8dB
V
101
0
Narrow band AGC threshold 77.6dB
V
101
1
Narrow band AGC threshold 78.5dB
V
110
0
Narrow band AGC threshold 32.6dB
V
110
1
Narrow band AGC threshold 55.0dB
V
111
0
Narrow band AGC threshold 73.3dB
V
111
1
Narrow band AGC threshold 77.6dB
V
Table 22.
MSB
LSB
Function
d7
d6
d5
d4
d3
d2
d1
d0
00
AGC Threshold 82.0dB
V 80.1dBV
00
01
AGC Threshold 85.4dB
V 83.4dBV
00
10
AGC Threshold 87.5dB
V 85.5dBV
00
11
AGC Threshold 89.2dB
V 87.2dBV
01
00
AGC Threshold 90.6dB
V 88.6dBV
01
AGC Threshold 91.9dB
V 89.8dBV
01
10
AGC Threshold 92.9dB
V 90.8dBV
01
11
AGC Threshold 93.8dB
V 91.8dBV
10
00
AGC Threshold 94.6dB
V 92.6dBV
10
01
AGC Threshold 95.4dB
V 93.3dBV
10
AGC Threshold 96.1dB
V 94.0dBV
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