參數(shù)資料
型號(hào): TDA7511
廠商: STMICROELECTRONICS
元件分類(lèi): 接收器
英文描述: AM/FM, AUDIO SINGLE CHIP RECEIVER, PQFP64
封裝: TQFP-64
文件頁(yè)數(shù): 21/41頁(yè)
文件大?。?/td> 892K
代理商: TDA7511
Obsolete
Product(s)
- Obsolete
Product(s)
Obsolete
Product(s)
- Obsolete
Product(s)
TDA7511
28/41
Addr 12 IF 1 and FM AGC
Addr 13 Demodulator Fine Adjust
Table 15.
MSB
LSB
Function
d7
d6
d5
d4
d3
d2
d1
d0
0
IF1 gain1 9dB
0
1
IF1 gain1 11dB
1
0
IF1 gain1 13dB
1
IF1 gain1 15dB
0
IF1 gain2 9dB
0
1
IF1 gain2 11dB
1
0
IF1 gain2 13dB
1
IF1 gain2 15dB
00
0
AGC threshold 80dB
V
00
1
AGC threshold 82dB
V
01
0
AGC threshold 84dB
V
01
1
AGC threshold 86dB
V
10
0
AGC threshold 88dB
V
10
1
AGC threshold 90dB
V
11
0
AGC threshold 92dB
V
1
Keying AGC “OFF”
0
has to be “0”
Table 16.
MSB
LSB
Function
d7
d6
d5
d4
d3
d2
d1
d0
0
000
00
0mV
0
000
01
+6mV
0
000
10
+12mV
-
----
-
0
1
+186mV
1
000
00
0mV
1
000
01
-6mV
1
000
10
-12mV
-
----
-
1
-186mV
1
have to be “1”
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