Datasheet

AD8264
Rev. A | Page 10 of 40
–30
–20
–10
0
10
20
GAIN (dB)
FREQUENCY (Hz)
100k 1M 10M 100M 500M
C
L
= 47pF
C
L
= 22pF
C
L
= 9pF
C
L
= 0pF
07736-015
P
IN
= –10dBm
Figure 15. Large Signal Frequency Response to VGAx for
Various Capacitive Loads
–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
07736-016
P
IN
= –28dBm
Figure 16. Small Signal Frequency Response to VGAx 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
= 47pF
C
L
= 22pF
C
L
= 10pF
C
L
= 0pF
07736-017
P
IN
= –8dBm
Figu
re 17. Large Signal Frequency Response to VGAx for
Various Capacitive Loads with Series R = 10
Ω
GAIN (dB)
FREQUENCY (Hz)
–18
–12
–6
0
6
12
18
24
30
100k 1M 10M 100M 500M
07736-018
V
OUT
= 0.1V p-p
V
GAIN
= +0.7V
V
GAIN
= 0V
V
GAIN
= –0.7V
V
S
= ±5V
V
S
= ±3.3V
V
S
= ±2.5V
Figure 18. Small Signal Frequency Response vs. Gain to VGAx for
Various Supply Voltages
–40
–30
–20
–10
0
10
20
30
40
GAIN (dB)
FREQUENCY (Hz)
100k 1M 10M 100M 500M
07736-019
V
OUT
= 0.1V p-p
V
GAIN
= +0.7V
V
GAIN
= 0V
V
GAIN
= –0.7V
V
S
= ±5V
V
S
= ±3.3V
V
S
= ±2.5V
Figure 19. Small Signal Frequency Response vs. Gain to Differential Output
for Various Supply Voltages
–6
0
6
12
18
24
30
36
GAIN (dB)
FREQUENCY (Hz)
100k 1M 10M 100M 500M
V
S
= ±5V
V
S
= ±3.3V
V
S
= ±2.5V
V
S
= ±5V
V
S
= ±3.3V
V
S
= ±2.5V
07736-020
V
OUT
= 0.1V p-p
V
GAIN
= 0.7V
VGA
DIFFERENTIAL
OUTPUT
Figure 20. Large Signal Frequency Response to VGAx and
Differential Output for Various Supply Voltages