Analog Devices AD8342 Mixer User Manual


 
AD8342
Rev. 0 | Page 10 of 20
13
3
50 550
05352-013
RF FREQUENCY (MHz)
INPUT P1dB (dBm)
12
11
10
9
8
7
6
5
4
100 150 200 250 300 350 400 450 500
10MHz
140MHz
48MHz
90MHz
Figure 15. Input P1dB vs. RF Frequency
10.0
5.0
–15
5
05352-038
LO LEVEL (dBm)
INPUT P1dB (dBm)
9.5
9.0
8.5
8.0
7.5
7.0
6.5
6.0
5.5
–13 –11 –9 –7 –5 –3 –1 1 3
IF = 10MHz
IF = 48MHz
IF = 90MHz
IF = 140MHz
Figure 16. Input P1dB vs. LO Level, f
RF
= 238 MHz
10
0
05352-033
TEMPERATURE (
°
C)
INPUT P1dB (dBm)
9
8
7
6
5
4
3
2
1
–20 0 20 40 60 80
–40
Figure 17. Input P1dB vs. Temperature, f
RF
= 238 MHz, f
LO
= 286 MHz
10
0
10
05352-014
IF FREQUENCY (MHz)
INPUT P1dB (dBm)
9
8
7
6
5
4
3
2
1
50 100 150 200 250 300 350
RF = 460MHz
RF = 238MHz
Figure 18. Input P1dB vs. IF Frequency
05352-031
INPUT P1dB (dBm)
10
0
9
8
7
6
5
4
3
2
1
VPOS (V)
4.75 5.254.85 4.95 5.05 5.15
Figure 19. Input P1dB vs. Vpos, f
RF
= 238 MHz,
f
LO
= 286 MHz
28
0
8.00
05352-056
IP1dB (238MHz)
PERCENTAGE
8.60
26
24
22
20
18
16
14
12
10
8
6
4
2
8.05 8.10 8.15 8.20 8.25 8.30 8.35 8.40 8.45 8.50 8.55
NORMAL
MEAN = 8.3
STD. DEV. = 0.07
IP1dB (238MHz)
PERCENTAGE
Figure 20. Input IP3 Distribution, f
RF
= 238 MHz, f
LO
= 286 MHz