Datasheet

AD8003
Rev. B | Page 6 of 16
TYPICAL PERFORMANCE CHARACTERISTICS
05721-002
1 10 100 1000
–7
–6
–5
–4
–3
–2
–1
0
1
2
3
FREQUENCY (MHz)
NORMALIZED CLOSED-LOOP GAIN (dB)
G = –2
G = –1
V
S
= ±5V
R
F
= 464Ω
R
L
= 150Ω
V
OUT
= 200mV p-p
Figure 4. Small Signal Frequency Response for Various Gains
05721-004
1 100 1000
–7
–6
–5
–4
–3
–2
–1
0
1
2
3
FREQUENCY (MHz)
NORMALIZED CLOSED-LOOP GAIN (dB)
10
G = +2
R
L
= 150Ω
V
OUT
= 200mV p-p
V
S
= ±5V
V
S
= +5V
Figure 5. Small Signal Frequency Response for Various Supplies
05721-007
1 100 1000
–7
–6
–5
–4
–3
–2
–1
0
1
2
3
FREQUENCY (MHz)
NORMALIZED CLOSED-LOOP GAIN (dB)
10
G = +2
V
S
= ±5V
R
L
= 150Ω
V
OUT
= 200mV p-p
R
F
= 432Ω
R
F
= 357Ω
R
F
= 464Ω
R
F
= 392Ω
Figure 6. Small Signal Feedback Resistor (R
F
) Optimization
05721-003
1 100 1000
–7
–6
–5
–4
–3
–2
–1
0
1
2
3
FREQUENCY (MHz)
NORMALIZED CLOSED-LOOP GAIN (dB)
10
V
S
=±5V
G=+1,R
F
=432Ω
G=+2,+10,R
F
= 464Ω
R
L
= 150Ω
V
OUT
= 200mV p-p
G=+1
G=+2
G=+10
Figure 7. Small Signal Frequency Response for Various Gains
05721-005
1 100 1000
–7
–6
–5
–4
–3
–2
–1
0
1
2
3
FREQUENCY (MHz)
NORMALIZED CLOSED-LOOP GAIN (dB)
10
G = +2
V
S
= ±5V
R
L
= 150Ω
V
OUT
= 200mV p-p
T = +25°C
T = –40°C
T = +105°C
Figure 8. Small Signal Frequency Response for Various Temperatures
05721-008
1 100 1000
–7
–6
–5
–4
–3
–2
–1
0
1
2
3
FREQUENCY (MHz)
NORMALIZED CLOSED-LOOP GAIN (dB)
10
G = +2
V
S
= ±5V
R
L
= 150Ω
V
OUT
= 2V p-p
R
F
= 432Ω
R
F
= 357Ω
R
F
= 464Ω
R
F
= 392Ω
Figure 9. Large Signal Feedback Resistor (R
F
) Optimization