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TDA7541 数据表(PDF) 57 Page - STMicroelectronics

部件名 TDA7541
功能描述  AM/FM car radio tuner IC with stereo decoder and intelligent selectivity system
PDF  76 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TDA7541 数据表(HTML) 57 Page - STMicroelectronics

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Table 30.
Addr 14 IF2 adjust (FM E8h, AM 08h)
MSB
LSB
Function
d7
d6
d5
d4
d3
d2
d1
d0
IF2A<3:0>
00
0
0
Cadj 0pF
00
0
1
Cadj 2,2pF
00
1
0
Cadj 4,4pF
00
1
1
Cadj 6,6pF
01
0
0
Cadj 8,8pF
--
-
-
10
0
0
Cadj 17,6pF
--
-
-
11
1
1
Cadj 33pF
IF2Q<5:4>
0
0
no Rint , AM Q=28/gain=26dB, FM Q=28/gain=16dB
01
Rint =5kOhm, FM Q=3/gain=14dB, BW=150kHz
10
Rint =4,1kOhm, FM Q=2,5/gain=14dB, BW=180kHz
11
Rint =3,3kOhm, FM Q=2,05/gain=14dB, BW=220kHz
IF1G<7:6>
0
0
IF1 gain 9dB (AM)
0
1
IF1 gain 12dB
1
0
IF1 gain 17dB
1
1
IF1 gain 21dB (FM)



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