MC33411A/B
Figure 43. Varicap Capacitance
versus Control Voltage
16
15
VCC = 3.6 V
14
TA = 25°C
13
12
11
10
9.0
8.0
7.0
6.0
0
1
2
3
4
5
6
CONTROL VOLTAGE (V)
Figure 44. Minimum Overall Q
versus Coil Inductance for LO2
80
70
30 MHz
60
VCC = 3.6 V
TA = 25°C
50
60 MHz
40
30
20
10 80 MHz
0
0
200
400
600
800
COIL INDUCTANCE (nH)
1000 1200
Figure 45. LO2 Amplitude versus Overall Tank
Parallel Resistance
35
30
VCC = 3.6 V
TA = 25°C
25
FLO = 63.3 MHz
20
15
10
5
0
0
500 1000 1500 2000 2500 3000 3500
TANK RESISTANCE (Ω)
30
MOTOROLA RF/IF DEVICE DATA