Datasheet

Data Sheet ADA4937-1/ADA4937-2
Rev. D | Page 13 of 28
–30
–100
–90
–80
–70
–50
–40
–60
1 10 100 1000
PSRR (dB)
FREQUENCY (MHz)
V
OUT, dm
PSRR, V
S
= 3.3V
V
OUT, dm
PSRR, V
S
= 5.0V
06591-031
Figure 31. PSRR vs. Frequency, R
L
= 200 Ω
0
–65
–60
–55
–50
–45
–40
–35
–30
–25
–20
–15
–10
–5
1 10 100 1000
S-PARAMETERS (dB)
FREQUENCY (MHz)
S22
S11
06591-032
Figure 32. Return Loss (S11, S22) vs. Frequency
–55
–115
–110
–105
–100
–95
–90
–85
–80
–75
–70
–65
–60
1 10 100
DISTORTION (dBc)
FREQUENCY (MHz)
SFDR, R
L
= 200Ω
SFDR, R
L
= 1kΩ
06591-033
Figure 33. Spurious-Free Dynamic Range vs. Frequency and Load
28
10
12
14
16
18
20
22
24
26
10 100
NOISE FIGURE (dB)
FREQUENCY (MHz)
G = +2
G = +4
G = +1
06591-034
Figure 34. Noise Figure vs. Frequency
–5
–4
–3
–2
–1
0
1
2
3
4
5
06591-069
TIME (4ns/DIV)
VOLTAGE (V)
V
IN
× 3.16
V
OUT, dm
Figure 35. Overdrive Recovery Time (Pulse Input)
–5
–4
–3
–2
–1
0
1
2
3
4
5
0 100 200 300 400 500 600
06591-070
TIME (ns)
SIGNAL LEVEL (V)
+V
S
= +2.5V
–V
S
= –2.5V
V
IN
× 3
V
OUT, dm
Figure 36. Overdrive Amplitude Characteristics (Triangle Wave Input)