Datasheet

AD8104/AD8105
Rev. 0 | 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
AD8105
AD8104
06612-019
Figure 19. AD8104, AD8105 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
AD8105
AD8104
06612-020
Figure 20. AD8104, AD8105 Large Signal Frequency Response, 2 V p-p
10
–10
0 1000
NORMALIZED GAIN (dB)
FREQUENCY (MHz)
8
6
4
2
0
–2
–4
–6
–8
10010
10pF
5pF
2pF
0pF
06612-021
Figure 21. AD8104 Small Signal Frequency Response with Capacitive Loads,
200 mV p-p
200
0
540
06612-022
FREQUENCY (MHz)
COUNT
180
160
140
120
100
80
60
40
20
560 580 600 620 640 660 680 700 800
Figure 22. AD8104 −3 dB Bandwidth Histogram,
One Device, All 512 Channels
0
–2.0
NORMALIZED BANDWIDTH ERROR (%)
NUMBER OF ENABLED CHANNELS
–1.0
–1.5
–0.5
1286402 11410
6
06612-023
Figure 23. AD8104 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
06612-024
Figure 24. AD8104, AD8105 Common-Mode Rejection