AD603
21
19
17
15
13
11
9
23
21
19
T
R
= 25؇C
= 50⍀
30MHz
A
10MHz
T
R
= 25؇C
= 50⍀
A
+5V
0.1F
S
S
TEST SETUP
FIGURE 34
TEST SETUP
FIGURE 34
70MHz
HP3326A
DUAL
CHANNEL
SYNTHESIZER
17
15
20MHz
HP3585A
SPECTRUM
ANALYZER
50⍀
AD603
50MHz
100⍀
0.1F
13
11
9
10MHz
–5V
DATEL
DVC 8500
7
7
5
5
20 21 22 23 24 25 26 27 28 29 30
GAIN – dB
30 31 32 33 34 35 36 37 38 39 40
GAIN – dB
Figure 34. Test Setup Used for: Noise
Figure, 3rd Order Intercept and 1 dB
Compression Point Measurements
Figure 35. Noise Figure in –10 dB/
+30 dB Mode
Figure 36. Noise Figure in 0 dB/+40 dB
Mode
0
20
20
T
= 25؇C
= 50⍀
= 50⍀
A
T
= 25؇C
T = 25؇C
A
TEST SETUP
FIGURE 34
A
R
R
R
S
TEST SETUP
FIGURE 34
18
16
14
12
18
16
14
12
–5
IN
30MHz
30MHz
= 100⍀
L
TEST SETUP
FIGURE 34
–10
40MHz
40MHz
–15
–20
70MHz
70MHz
10
10
–25
8
8
10
30
50
70
–20
–10
INPUT LEVEL – dBm
0
–40
–30
INPUT LEVEL – dBm
–20
INPUT FREQUENCY – MHz
Figure 37. 1 dB Compression Point,
–10 dB/+30 dB Mode, Gain = 30 dB
Figure 38. 3rd Order Intercept –10 dB/
+30 dB Mode, Gain = 10 dB
Figure 39. 3rd Order Intercept, –10 dB/
+30 dB Mode, Gain = 30 dB
REV. C
–13–
ADI [ ADI ]
