Datasheet

ADA4939-1/ADA4939-2
Rev. 0 | Page 13 of 24
–
60
–105
–100
–95
–90
–85
–80
–75
–70
–65
1 10 100
SPURIOUS-FREE DYNAMIC RANGE (dBc)
FREQUENCY (MHz)
V
OUT, dm
= 2V p-p
V
S
= ±2.5V
R
L
= 1kΩ
R
L
= 200Ω
07429-033
Figure 31. Spurious-Free Dynamic Range vs. Frequency at Various Loads
0.12
0.10
0.08
0.06
0.04
0.02
0
–0.02
01
0987654321
OUTPUT VOLTAGE (V)
TIME (ns)
07429-038
Figure 32. Small Signal Pulse Response
2.60
2.40
2.45
2.50
2.55
02
018161412108642
OUTPUT COMMON-MODE VOLTAGE (V)
TIME (ns)
07429-039
Figure 33. V
OCM
Small Signal Pulse Response
–
40
–140
–130
–120
–110
–100
–90
–80
–70
–60
–50
1110010
CROSSTALK (dB)
FREQUENCY (MHz)
k
R
L, dm
= 200Ω
INPUT AMP 1 TO OUTPUT AMP 2
INPUT AMP 2 TO OUTPUT AMP 1
07429-044
Figure 34. Crosstalk vs. Frequency for ADA4939-2
4
–4
–3
–2
–1
0
1
2
3
010987654321
OUTPUT VOLTAGE (V)
TIME (ns)
07429-041
Figure 35. Large Signal Pulse Response
4.5
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
02018161412108642
OUTPUT COMMON-MODE VOLTAGE (V)
TIME (ns)
07429-042
Figure 36. V
OCM
Large Signal Pulse Response