U4255BM-M Datasheet, PDF (26/32 Pages) ATMEL Corporation – AM / FM RECEIVER IC

Figure 14. Multipath Sensor Frequency Response
Generator level 40 dBmV
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
100
90% at +85°C
90% at +25°C
90% at -40°C
60% at +85°C
60% at +25°C
60% at -40°C
1000
10000
AM Modulation Frequency (Hz)
100000
Figure 15. Deviation Sensor
FM modulation frequency: 1 kHz; BW setting 2^nd IF filter = 120 kHz
5
4
3
+85°C
2
-40°C
1
0
0
20000
40000
60000
80000
100000
Frequency deviation (Hz)
26 U4255BM-M
4519C–AUDR–07/02