AD8375
2
1
CH1 500mV Ω CH2 500mV Ω M10.0ns 10.0GS/s IT 10.0ps/pt
A CH1 960mV
Figure 22. Gain Step Time Domain Response
2
1
CH1 500mV Ω CH2 500mV Ω M20.0ns 10.0GS/s IT 20.0ps/pt
A CH1 960mV
Figure 23. ENBL Time Domain Response
REF1 POSITION
–420mV/DIV
REF1 SCALE
0pF
2V
10pF EACH SIDE
INPUT
RRR431
REF1 2.0V 2.5ns
M2.5ns 20.0GS/s IT 10.0ps/pt
A CH4 28.0mV
Figure 24. Pulse Response to Capacitive Loading, Gain −4 dB
REF3 POSITION
–600mV/DIV
REF3 SCALE
0pF
500mV
10pF EACH SIDE
INPUT
RR31
REF3 500mV 2.5ns
M2.5ns 20.0GS/s IT 10.0ps/pt
A CH4 28.0mV
Figure 25. Pulse Response to Capacitive Loading, Gain 20 dB
2
REF1
OUTPUT
INPUT
REF1 POSITION
–1.02/DIV
REF1 SCALE
50mV
RISE (C2) 1.384ns
FALL(C2) 1.39ns
CH2 500mV
REF1 50.0mV
M2.5ns 20Gsps
IT 2.5ps/pt
A CH2
Figure 26. Large Signal Pulse Response
–610mV
0
–5
–10
–15
–20
–25
–30
10
100
FREQUENCY (MHz)
Figure 27. S11 vs. Frequency
180
120
60
0
–60
–120
–180
1000
Rev. 0 | Page 10 of 24