Datasheet

AD8264
Rev. A | Page 9 of 40
07736-028
HITS
–0.5 –0.4 –0.3 –0.2 –0.1 0 0.2 0.50.40.30.1
GAIN ERROR MATCHING (dB)
0
100
200
300
400
500
600
700
CH 1 TO CH 2
CH 1 TO CH 3
CH 1 TO CH 4
V
GAIN
= 0V
Figure 9. Channel-to-Channel Gain Match Histogram
–18
–12
–6
0
6
12
18
24
30
100k 1M 10M 100M
GAIN (dB)
FREQUENCY (Hz)
V
GAIN
= +0.7V
P
IN
= –28dBm
V
GAIN
= +0.5V
V
GAIN
= +0.2V
V
GAIN
= 0V
V
GAIN
= –0.2V
V
GAIN
= –0.5V
V
GAIN
= –0.7V
07736-010
Figure 10. Frequency Response vs. Gain to VGAx for
Various Values of V
GAIN
–40
–30
–20
–10
0
10
20
30
40
GAIN (dB)
FREQUENCY (Hz)
100k 1M 10M 100M
V
GAIN
= +0.7V
V
GAIN
= +0.5V
V
GAIN
= +0.2V
V
GAIN
= 0V
V
GAIN
= –0.2V
V
GAIN
= –0.5V
V
GAIN
= –0.7V
07736-011
P
IN
= –44dBm
Figure 11. Frequency Response vs. Gain to Differential Output for
Various Values of V
GAIN
–40
–30
–20
–10
0
10
20
30
GAIN (dB)
FREQUENCY (Hz)
100k 1M 10M 100M 500M
C
L
= 0pF
C
L
= 10pF
C
L
= 22pF
07736-012
V
OUT
= 0.1V p-p
Figure 12. Frequency Response to Differential Output for
Various Capacitive Loads
–30
–20
–10
0
10
20
30
GAIN (dB)
–40
FREQUENCY (Hz)
100k 1M 10M 100M
07736-013
V
OUT
= 0.1V p-p
C
L
= 0pF
C
L
= 10pF
C
L
= 22pF
Figure 13. Frequency Response to Differential Output for
Various Capacitive Loads with Series R = 10 Ω
–30
–20
–10
0
10
20
GAIN (dB)
FREQUENCY (Hz)
100k 1M 10M 100M 500M
C
L
= 0pF
C
L
= 10pF
C
L
= 22pF
C
L
= 47pF
07736-014
V
OUT
= 0.1V p-p
Figure 14. Small Signal Frequency Response to VGAx for
Various Capacitive Loads