Datasheet

ADA4898-1/ADA4898-2 Data Sheet
–12
–11
–10
–9
–8
–7
–6
–5
–4
–3
–2
–1
0
1
2
1 10 100
07037-010
FREQUENCY (MHz)
CLOSED-LOOP GAIN (dB)
G = +1
R
L
= 1kΩ
V
OUT
= 100mV p-p
V
S
= ±15V
V
S
= ±5V
Figure 13. Small Signal Frequency Response for Various Supply Voltages
–12
–11
–10
–9
–8
–7
–6
–5
–4
–3
–2
–1
0
1
2
3
1 10 100
07037-011
FREQUENCY (MHz)
CLOSED-LOOP GAIN (dB)
G = +1
R
L
= 1kΩ
V
OUT
= 100mV p-p
V
S
= ±15V
C
L
= 33pF
C
L
= 15pF
C
L
= 5pF
C
L
= 0pF
Figure 14. Small Signal Frequency Response for Various Capacitive Loads
0.1
1
10
1 10 100 1k
10k 100k
07037-012
FREQUENCY (Hz)
VOLTAGE NOISE (nV/√Hz)
Figure 15. Voltage Noise vs. Frequency
–12
–11
–10
–9
–8
–7
–6
–5
–4
–3
–2
–1
0
1
2
1 10 100
07037-013
FREQUENCY (MHz)
CLOSED-LOOP GAIN (dB)
V
S
= ±15V
G = +1
R
L
= 1kΩ
V
OUT
= 2V p-p
V
S
= ±5V
Figure 16. Large Signal Frequency Response for Various Supply Voltages
–0.5
–0.4
–0.3
–0.2
–0.1
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
100k 1M
10M
07037-014
FREQUENCY (Hz)
NORMALIZED GAIN (dB)
G = +2
R
L
= 1kΩ
V
S
= ±15V
V
OUT
= 2V p-p
V
OUT
= 0.1V p-p
Figure 17. 0.1 dB Flatness for Various Output Voltages
07037-035
FREQUENCY (Hz)
INPUT CURRENT NOISE (pA/ Hz)
1
1
10
100
10 100 1k 10k 100k
Figure 18. Input Current Noise vs. Frequency
Rev. E | Page 8 of 20
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