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E-TDA7514 View Datasheet(PDF) - STMicroelectronics

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E-TDA7514 Datasheet PDF : 74 Pages
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TDA7514
Table 32. SUBADDRESS 17: FM IF AMP Gain, ISS center frequency, Smeter / ISS test connections
MSB
LSB
D7 D6 D5 D4 D3 D2 D1 D0
0
0 14 dB
0
1 18 dB
1
0 21.5 dB
FUNCTION
FM IF Amp1 gain
1
1 not used
FM IF Amp2 gain (10.7 MHz) [byte<28>bit<6>=0]
0
0
(7 dB) not used
0
1
1
0
1
1
9 dB
11 dB
15 dB
0
0
0
1
FM IF Amp2 gain (450 kHz) [byte<28>bit<6>=1]
7 dB
7 dB
1
0
1
1
9 dB
not used
0
0
1
0
430 kHz
440 kHz
ISS filter center frequency
0
1
1
1
450 kHz
460 kHz
Unfiltered Smeter test connection
0
std
1
unfilt Smeter users connected to #ACinL
unfilt Smeter source disconnected form users
ISS test MUXer connection
0
std
1
ISS test MUXer (TMODE1) connected to #SMETERTC
Smeter filt (60ms/1s) R disconnected from #SMETERTC
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