Datasheet

ADA4861-3
Rev. A | Page 6 of 16
TYPICAL PERFORMANCE CHARACTERISTICS
R
L
= 150 Ω and C
L
= 4 pF, unless otherwise noted.
1
–6
–5
–4
–3
–2
–1
0
0.1 1 10 100 1000
05708-038
NORMALIZED GAIN (dB)
FREQUENCY (MHz)
G = +1,
R
F
= 499Ω
G = +2, R
F
= R
G
= 301Ω
G = –1, R
F
= R
G
= 301Ω
G = +5, R
F
= 200Ω, R
G
= 49.9Ω
G = +10, R
F
= 200Ω, R
G
= 22.1Ω
V
S
= ±5V
V
OUT
= 0.2V p-p
1
–6
–5
–4
–3
–2
–1
0
0.1 1 10 100 1000
05708-037
NORMALIZED GAIN (dB)
FREQUENCY (MHz)
V
S
= 5V
V
OUT
= 0.2V p-p
G = +1, R
F
= 499Ω
G = +2, R
F
= R
G
= 301Ω
G = –1, R
F
= R
G
= 301Ω
G = +5, R
F
= 200Ω, R
G
= 49.9Ω
G = +10, R
F
= 200Ω, R
G
= 22.1Ω
Figure 4. Small Signal Frequency Response for Various Gains
Figure 7. Small Signal Frequency Response for Various Gains
1
–6
–5
–4
–3
–2
–1
0
0.1 1 10 100 1000
05708-028
NORMALIZED GAIN (dB)
FREQUENCY (MHz)
G = –1, R
F
= R
G
= 301Ω
G = +5, R
F
= 200Ω, R
G
= 49.9Ω
G = +2, R
F
= R
G
= 301Ω
G = +1, R
F
= 499Ω
G = +10, R
F
= 200Ω, R
G
= 22.1Ω
V
S
= ±5V
V
OUT
= 2V p-p
1
–6
–5
–4
–3
–2
–1
0
0.1 1 10 100 1000
05708-027
NORMALIZED GAIN (dB)
FREQUENCY (MHz)
G = –1, R
F
= R
G
= 301Ω
G = +5, R
F
= 200Ω, R
G
= 49.9Ω
G = +2, R
F
= R
G
= 301Ω
G = +1, R
F
= 499Ω
G = +10, R
F
= 200Ω, R
G
= 22.1Ω
V
S
= 5V
V
OUT
= 2V p-p
Figure 8. Large Signal Frequency Response for Various Gains
Figure 5. Large Signal Frequency Response for Various Gains
7
0
1
2
3
4
5
6
0.1 1 10 100 1000
05708-029
CLOSED-LOOP GAIN (dB)
FREQUENCY (MHz)
V
S
= ±5V
G = +2
V
OUT
= 1V p-p
V
OUT
= 2V p-p
V
OUT
= 4V p-p
6.1
6.0
5.9
5.8
5.7
5.6
5.5
5.4
5.3
5.2
5.1
0.1 1 10 100 1000
05708-011
CLOSED-LOOP GAIN (dB)
FREQUENCY (MHz)
G = +2
V
OUT
= 2V p-p
R
F
= R
G
= 301Ω
V
S
= +5V
V
S
= ±5V
Figure 6. Large Signal 0.1 dB Flatness
Figure 9. Large Signal Frequency Response for Various Output Levels