U4065B Datasheet, PDF (24/34 Pages) TEMIC Semiconductors – FM Receiver

Figure 37. Power Gain of the Second IF Amplifier versus Frequency
20
18
16
14
12
10
8
6
4
2
0
10
20
30
40
50
60
70
80
f (MHz)
90
100
Figure 38. AGC Threshold (110 = 1 µA) of the Second IF Amplifier versus Temperature
87.0
86.8
86.6
86.4
86.2
86.0
-30
-10
10
30
50
T_amb (°C)
70
90
Figure 39. AGC Characteristic of the Second IF Amplifier Input
10000.00
1000.00
100.00
10.00
110 (90°C)/µA
110 (-30°C)/µA
1.00
0.10
0.01
80
110 (30°C)/µA
85
90
95
VI_IF (dBµA)
100
105
24 U4065B
4807A–AUDR–05/04