
Data Sheet
ADA4858-3
Rev. B | Page 7 of 20
TYPICAL PERFORMANCE CHARACTERISTICS
TA = 25°C, VS = 5 V, G = 2, RF = 301 , RF = 402 for G = 1, RF = 200 for G = 5, RL = 150 , large signal VOUT = 2 V p-p, and small signal
VOUT= 0.1 V p-p, unless otherwise noted.
2
–8
–7
–6
–5
–4
–3
–2
–1
0
1
10
100
1000
N
OR
M
A
LIZE
D
C
LOS
E
D
-LOOP
GA
IN
(
dB
)
FREQUENCY (MHz)
07714-
004
G = 1
G = 2
G = 5
Figure 4. Small Signal Frequency Response vs. Gain
2
–8
–7
–6
–5
–4
–3
–2
–1
0
1
10
100
1000
N
OR
M
A
LIZE
D
C
LOS
E
D
-LOOP
GA
IN
(
dB
)
FREQUENCY (MHz)
VS = 3.3V
07714-
005
G = 1
G = 2
G = 5
Figure 5. Small Signal Frequency Response vs. Gain
2
–8
–7
–6
–5
–4
–3
–2
–1
0
1
10
100
1000
N
OR
M
A
LIZE
D
C
LOS
E
D
-LOOP
GA
IN
(
dB
)
FREQUENCY (MHz)
RF = 200
RF = 301
RF = 402
RF = 499
07714-
006
Figure 6. Small Signal Frequency Response vs. Feedback Resistor
2
–8
–7
–6
–5
–4
–3
–2
–1
0
1
10
100
1000
N
OR
M
A
LIZE
D
C
LOS
E
D
-LOOP
GA
IN
(
dB
)
FREQUENCY (MHz)
07714-
007
G = 1
G = 2
G = 5
Figure 7. Large Signal Frequency Response vs. Gain
2
–8
–7
–6
–5
–4
–3
–2
–1
0
1
10
100
1000
N
OR
M
A
LIZE
D
C
LOS
E
D
-LOOP
GA
IN
(
dB
)
FREQUENCY (MHz)
07714-
008
VS = 3.3V
G = 1
G = 2
G = 5
Figure 8. Large Signal Frequency Response vs. Gain
2
–8
–7
–6
–5
–4
–3
–2
–1
0
1
10
100
1000
N
OR
M
A
LIZE
D
C
LOS
E
D
-LOOP
GA
IN
(
dB
)
FREQUENCY (MHz)
RF = 200
RF = 301
RF = 402
RF = 499
07714-
009
Figure 9. Large Signal Frequency Response vs. Feedback Resistor