Data Sheet
ADA4856-3
Rev. B | Page 7 of 20
TYPICAL PERFORMANCE CHARACTERISTICS
TA = 25°C, +VS = 5 V, G = +2, RL = 150 , large signal VOUT = 2 V p-p, small signal VOUT = 100 mV p-p, unless otherwise noted.
7
6
5
4
3
2
1
0
1
10
100
1000
C
LOS
E
D
-LOOP
GA
IN
(
dB
)
FREQUENCY (MHz)
VS = 5V
VS = 3.3V
07686-
005
Figure 5. Small Signal Frequency Response vs. Supply Voltage
6.2
6.1
6.0
5.9
5.8
1
10
100
1000
C
LOS
E
D
-LOOP
GA
IN
(
dB
)
FREQUENCY (MHz)
07686-
006
VS = 5V, VOUT = 2V p-p
VS = 3.3V, VOUT = 1.4V p-p
VS = 3.3V, VOUT = 2V p-p
VS = 5V, VOUT = 1.4V p-p
Figure 6. Large Signal 0.1 dB Flatness vs. Supply Voltage
7
6
5
4
3
2
1
0
1
10
100
1000
C
LOS
E
D
-LOOP
GA
IN
(
dB
)
FREQUENCY (MHz)
07686-
007
RL = 150
RL = 1k
Figure 7. Small Signal Frequency Response vs. Load Resistance
7
6
5
4
3
2
1
0
1
10
100
1000
C
LOS
E
D
-LOOP
GA
IN
(
dB
)
FREQUENCY (MHz)
07686-
008
VS = 3.3V, VOUT = 2V p-p
VS = 5V, VOUT = 1.4V p-p
VS = 5V, VOUT = 2V p-p
VS = 3.3V, VOUT = 1.4V p-p
Figure 8. Large Signal Frequency Response vs. Supply Voltage
–8
–6
–4
–2
0
2
1
10
100
1000
C
LOS
E
D
-LOOP
GA
IN
(
dB
)
FREQUENCY (MHz)
TA = +25°C
TA = +85°C
TA = +105°C
TA = –40°C
07686-
009
TA = +25°C
TA = +85°C
TA = +105°C
TA = –40°C
Figure 9. Small Signal Frequency Response vs. Temperature
6
4
2
0
–2
–4
–6
1
10
100
1000
C
LOS
E
D
-LOOP
GA
IN
(
dB
)
FREQUENCY (MHz)
07686-
010
CL = 4.4pF
CL = 6.6pF
CL = 2.2pF
Figure 10. Small Signal Frequency Response vs. Capacitive Load