TDA7512F Datasheet, PDF (30/45 Pages) STMicroelectronics – FM car-radio tuner IC with intelligent selectivity system (ISS)

Software specification
TDA7512F
Table 14. Addr 6 IF Counter Control 2 (continued)
MSB
LSB
d7 d6 d5 d4 d3 d2 d1 d0
Function
-
-
-
0
1
1
0
0 f_Center = 10.68125 MHz
-
-
-
0
1
1
0
1 f_Center = 10.68750 MHz
-
-
-
0
1
1
1
0 f_Center = 10.69375 MHz
-
-
-
0
1
1
1
1 f_Center = 10.70000 MHz
-
-
-
-
-
-
-
--
-
-
-
1
1
1
1
1 f_Center = 10.80000 MHz
0
0
0
-
-
-
-
- Not valid
0
0
1
-
-
-
-
- Not valid
0
1
0
-
-
-
-
- Not valid
0
1
1
-
-
-
-
- Δf = 6.25kHz
1
0
0
-
-
-
-
- Δf = 12.5kHz
1
0
1
-
-
-
-
- Δf = 25kHz
1
1
0
-
-
-
-
- Δf = 50kHz
1
1
1
-
-
-
-
- Δf = 100kHz
Table 15. Addr 7 not valid
MSB
LSB
d7 d6 d5 d4 d3 d2 d1 d0
0
0
0
0
0
0
0
0
Function
has to be set
Table 16. Addr 8 quality ISS filter
MSB
LSB
d7 d6 d5 d4 d3 d2 d1 d0
Function
-
-
-
-
-
-
-
0 ISS filter control “ON”
- - - - - - 1 ISS filter control “OFF”
-
-
-
-
-
-0
- Switch ISS filter “OFF”
-
-
-
-
-
-1
- Switch ISS filter “ON”
-
- - - -0-
- Switch “OFF” ISS filter 120kHz
-
- - - -1-
- Switch “ON” ISS filter 80kHz
-
- - -0- -
- Switch “OFF” ISS filter 30KHz for weatherband
-
- - -1- -
- Switch “ON” ISS filter 30KHz for weatherband
-
- -0- - -
- Disable TV offset for weather band
-
- -1- - -
- Enable TV offset for weather band (+4V)
0 00 -
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- discharge current1μA, charge current mid 74μΑ narrow124μΑ
30/45
Doc ID 12668 Rev 2