Datasheet

AD8104/AD8105
Rev. 0 | Page 20 of 36
0
–100
–60
–80
–40
–20
300k 1M 10M 100M 1G 2G
FEEDTHROUGH (dB)
FREQUENCY (Hz)
SINGLE-ENDED IN/OUT
06612-037
Figure 37. AD8104 Crosstalk, Off Isolation, Single-Ended
6000
5000
0
2000
1000
3000
4000
300k 1M 10M 100M 1G
INPUT IMPEDANCE (Ω)
FREQUENCY (Hz)
DIFFERENTIAL IN
AD8105
AD8104
06612-038
Figure 38. AD8104, AD8105 Input Impedance
300k 1M 10M 100M 1G
INPUT IMPEDANCE (Ω)
FREQUENCY (Hz)
0
500
1000
1500
2000
2500
3000
3500
4000
4500
AD8105
AD8104
SINGLE-ENDED IN
06612-039
Figure 39. AD8104, AD8105 Input Impedance, Single-Ended
30000
25000
20000
15000
10000
5000
0
100k 1M 10M 100M 1G
OUTPUT IMPEDANCE (Ω)
FREQUENCY (Hz)
DIFFERENTIAL OUT
06612-040
Figure 40. AD8104, AD8105 Output Impedance, Disabled
1000
0.1
100k 1G
OUTPUT IMPEDANCE (Ω)
FREQUENCY (Hz)
10
1
100
10M 100M1M
06612-041
Figure 41. AD8104, AD8105 Output Impedance, Enabled
0.4
–0.4
01
V
OUT
(V, DIFF)
TIME (ns)
–0.2
0
0.2
35791113
5
0.3
–0.3
–0.1
0.1
4 6 8 10 12 1412
06612-042
Figure 42. AD8104 Small Signal Pulse Response, 200 mV p-p