Datasheet

AD8117/AD8118
Rev. A | Page 17 of 36
TYPICAL PERFORMANCE CHARACTERISTICS
V
S
= ±2.5 V at T
A
= 25°C, R
L, diff
= 200 Ω, V
OCM
= 0 V, differential I/O mode, unless otherwise noted.
10
–10
1000
GAIN (dB)
FREQUENCY (MHz)
–2
0
2
–8
–6
–4
4
6
8
1
10
100
0
6365-018
AD8118
AD8117
Figure 19. AD8117, AD8118 Small Signal Frequency Response, 200 mV p-p
10
–10
1000
GAIN (dB)
FREQUENCY (MHz)
–2
0
2
–8
–6
–4
4
6
8
1
10
100
06365-019
AD8118
AD8117
Figure 20. AD8117, AD8118 Large Signal Frequency Response, 2 V p-p
10
–10
01
000
NORMALIZED GAIN (dB)
FREQUENCY (MHz)
8
6
4
2
0
–2
–4
–6
–8
10010
10pF
5pF
2pF
0pF
06365-020
Figure 21. AD8117 Small Signal Frequency Response with Capacitive Loads,
200 mV p-p
400
0
540 700
COUNT
FREQUENCY (MHz)
350
200
250
150
50
300
100
680660640620600580560
06365-021
Figure 22. AD8117 −3 dB Bandwidth Histogram,
One Device, All 1024 Channels
0
–3
32
NORMALIZED BANDWIDTH ERROR (%)
NUMBER OF ENABLED CHANNELS
–1
–2
2624222012864218161410 3028
06365-022
Figure 23. AD8117 Bandwidth Error vs. Enabled Channels
0
–70
–60
–50
–40
–30
–20
–10
300k 1M 10M 100M 1G 2G
CMR (dB)
FREQUENCY (Hz)
DIFFERENTIAL OUT
06365-023
Figure 24. AD8117, AD8118 Common-Mode Rejection