Datasheet

ADA4800
Rev. A | Page 6 of 16
TYPICAL PERFORMANCE CHARACTERISTICS
T
A
= 25°C, V
CC
= 7.5 V, V
EE
= −7.5 V, R
IDRV
= 249 k connected to V
IDRV
, V
ISF
= −4.5 V, R
ISF
= 10 k connected to V
ISF
, V
IN
shunt
terminated with 49.9 Ω to 0 V, R
LOAD
= 1 k in parallel with 22 pF in series with 10  to 0 V.
1
–9
–8
–7
–6
–5
–4
–3
–2
–1
0
1M 10M 100M 1G
GAIN (dB)
FREQUENCY (Hz)
R
IDRV
= 300kΩ
R
IDRV
= 200kΩ
R
IDRV
= 150kΩ
R
IDRV
= 50kΩ
V
OUT
= 100mV p-p
09162-003
Figure 4. Small Signal Frequency Response with Various IDRV Resistances
3
–15
–12
–9
–6
–3
0
1M 10M 100M 1G
GAIN (dB)
FREQUENCY (Hz)
T
A
= –40°C
V
OUT
= 100mV p-p
09162-004
T
A
= +25°C
T
A
= +85°C
Figure 5. Small Signal Frequency Response at Various Temperatures
2.0
–2.0
–1.5
–1.0
–0.5
0
0.5
1.0
1.5
1.4
–0.2
0
0.2
0.4
0.6
0.8
1.0
1.2
0369258147
% SETTLING ERROR
V
OUT
(V)
TIME (ns)
V
IN
– V
OUT
V
OUT
09162-005
Figure 6. Settling Time, 1 V to 0 V Output Transition
3
0
–30
–27
–24
–21
–18
–15
–12
–9
–6
–3
1M 10M 100M 1G
GAIN (dB)
FREQUENCY (Hz)
R
IDRV
= 300kΩ
R
IDRV
= 200kΩ
R
IDRV
= 150kΩ
R
IDRV
= 50kΩ
V
OUT
= 2V p-p
09162-006
Figure 7. Large Signal Frequency Response with Various IDRV Resistances
1.5
–1.5
2.4
0
–1.0 0.4
–0.5 0.8
01
0.5 1.6
1.0 2.0
036 109258147
% SETTLING ERROR
V
OUT
(V)
TIME (ns)
.2
V
IN
– V
OUT
V
OUT
09162-007
Figure 8. Settling Time, 2 V to 0 V Output Transition
2.0
–2.0
–1.5
–1.0
–0.5
0
0.5
1.0
1.5
1.4
–0.2
0
0.2
0.4
0.6
0.8
1.0
1.2
0369258147
% SETTLING ERROR
V
OUT
(V)
TIME (ns)
V
IN
– V
OUT
V
OUT
09162-008
Figure 9. Settling Time, 0 V to 1 V Output Transition