Datasheet

AD8044
REV. B
–9–
TEMPERATURE
(
ⴗC
)
12.0
9.0
11.5
11.0
10.5
10.0
9.5
–40
SUPPLY CURRENT (mA)
–20 0 20 40 60 80 100
V
S
= ⴞ5V
V
S
= +5V
V
S
= +3V
Figure 22. Supply Current vs. Temperature
FREQUENCY (MHz)
20
–10
–30
–50
–70
10
0
–20
–40
–60
–80
1 50010 1000.1
0.01
PSRR (dB)
V
S
= +5V
–PSRR
+PSRR
Figure 23. PSRR vs. Frequency
10
9
0
6
3
2
1
8
7
4
5
V
OUT
p-p (V)
FREQUENCY
(
MHz
)
V
S
= ⴞ5V
R
L
= 2k⍀
0.1 1 10 100 500
Figure 24. Output Voltage Swing vs. Frequency
LOAD CAPACITANCE
(p
F
)
% OVERSHOOT
60
40
0
30
20
10
50
0 25050 100 150 200
G = +2, R
S
= 0⍀,
V
O
= 100mV STEP
R
F
= R
G
= 750⍀
G = +1, R
S
= 20⍀,
V
O
= 100mV STEP
R
F
= 0, R
G
=
G = +1, R
S
= 40⍀,
V
O
= 100mV STEP
R
F
= 0, R
G
=
G = +3, R
S
= 0⍀,
V
O
= 150mV STEP
R
F
= 750⍀
R
G
= 375⍀
50⍀
V
IN
–2.5V
+2.5V
R
F
R
G
R
S
V
OUT
Figure 25. % Overshoot vs. Capacitive Load
3
–1
–6
100k 1M
10M 100M 500M
2
1
0
–2
–3
–4
–5
–7
NORMALIZED OUTPUT (dB)
FREQUENCY (Hz)
V
S
= +5V
R
L
= 5k⍀ TO 2.5V
R
F
= 2k⍀
G = +5
G = +10
G = +2
R
L
= 150⍀ TO 2.5V
R
F
= 200⍀
G = +2
Figure 26. Frequency Response vs. Closed-Loop Gain
–10
–50
–100
–20
–30
–40
–60
–70
–80
–90
–110
0.1
CROSSTALK (dB)
110100
FREQUENCY (MHz)
400
V
S
= ⴞ5V
V
IN
= 1V p-p
G = +2
R
F
= 1k⍀
R
L
= 1k⍀
R
L
= 100⍀
Figure 27. Crosstalk (Output to Output) vs. Frequency