AD603
21
0
–10
17
–20
NOISE FIGURE (dB)
PSRR (dB)
19
10MHz
T
A
= 25°C
R
S
= 50Ω
TEST SETUP FIGURE 23
–30
–40
–50
–60
15
13
11
9
7
20MHz
100k
1M
10M
FREQUENCY (Hz)
100M
31
32
33
34
35
36
GAIN (dB)
37
38
39
40
Figure 22. PSRR vs. Frequency
(Worst Case Is Negative Supply PSRR, Shown Here)
0
Figure 25. Noise Figure in 0 dB/40 dB Mode
T
A
= 25°C
TEST SETUP FIGURE 23
–5
INPUT LEVEL (dBm)
+5V
HP3326A
DUAL-
CHANNEL
SYNTHESIZER
100Ω
4
8
3
0.1µF
–10
AD603
1
5
7
50Ω
2
HP3585A
SPECTRUM
ANALYZER
–15
6
–20
0.1µF
00539-023
–5V
DATEL
DVC 8500
30
50
INPUT FREQUENCY (MHz)
70
Figure 23. Test Setup Used for: Noise Figure, Third-Order Intercept, and
1 dB Compression Point Measurements
23
21
19
NOISE FIGURE (dB)
Figure 26. 1 dB Compression Point, −10 dB/+30 dB Mode, Gain = 30 dB
20
70MHz
T
A
= 25°C
R
S
= 50V
TEST SETUP FIGURE 23
T
A
= 25°C
TEST SETUP FIGURE 23
30MHz
18
17
50MHz
15
13
30MHz
11
9
10MHz
OUTPUT LEVEL (dBm)
16
40MHz
14
12
70MHz
10
7
00539-024
00539-027
5
20
21
22
23
24
25
26
GAIN (dB)
27
28
29
30
0
–20
–10
INPUT LEVEL (dBm)
0
Figure 24. Noise Figure in −10 dB/+30 dB Mode
Figure 27. Third-Order Intercept −10 dB/+30 dB Mode, Gain = 10 dB
Rev. H | Page 9 of 24
00539-026
–25
10
00539-025
00539-022
5
30
AD [ ANALOG DEVICES ]
