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TDA7541B Datasheet(PDF) 51 Page - STMicroelectronics

Part # TDA7541B
Description  AM/FM car radio tuner IC with stereo decoder and intelligent selectivity system
PDF  77 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7541B Datasheet(HTML) 51 Page - STMicroelectronics

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TDA7541B
Software specification
Doc ID 16048 Rev 1
51/77
Table 23.
Addr 6 AGC (FM 06h, AM 2Ah)
Addr12 MSB
LSB
Function
d7
d7
d6
d5
d4
d3
d2
d1
d0
-
-
----
-
RFAGC<1:0>
0
0
RFAGC threshold FM V8-10= 80 dBµV, AM V3= 92 dBµV
0
1
RFAGC threshold FM V8-10= 84 dBµV, AM V3= 99 dBµV
1
0
RFAGC threshold FM V8-10= 88 dBµV, AM V3= 102 dBµV
1
1
RFAGC threshold FM V8-10= 92 dBµV, AM V3= 104 dBµV
IFAGC<3:2>
1
0
0
IFAGC threshold FM V61= 82 dBµV, AM V61= 89 dBµV
1
0
1
IFAGC threshold FM V61= 88 dBµV, AM V61= 95 dBµV
1
1
0
IFAGC threshold FM V61= 91 dBµV, AM V61= 99 dBµV
1
-
-
-
-
1
1
-
-
IFAGC threshold FM V61= 94 dBµV, AM V61= 102 dBµV
0
0
0
IFAGC threshold FM V61= 82 dBµV, AM V61= 79 dBµV
0
0
1
IFAGC threshold FM V61= 88 dBµV, AM V61= 85 dBµV
0
1
0
IFAGC threshold FM V61= 91 dBµV, AM V61= 89 dBµV
0
1
1
IFAGC threshold FM V61= 94 dBµV, AM V61= 92 dBµV
--
-
-
-
-
-
DAGC<5:4>
0
0
DAGC V56= 86 dBµ
0
1
DAGC V56= 91 dBµ
1
0
DAGC V56= 95 dBµ
1
1
DAGC V56= 98 dBµ
-
---
--
-
LNA<7:6>
00
I4 = 400 µA, V54 = 4.5 V, AM LNA Pin/FET mode ”OFF”
01
I4 = 400 µA + 50 µA, V54 = 3.5 V
10
I4 = 400 µA + 100 µA, V54 = 3.5 V
11
I4 = 400 µA + 100 µA, V54 = 3.5 V



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