Datasheet

Data Sheet ADA4084-2
Rev. C | Page 19 of 28
1000
100
10
1
0.1
0.01
10 100M
Z
OUT
(Ω)
FREQUENCY (Hz)
100 1k 10k 100k 10M1M
ADA4084-2
V
SY
= ±15V
T
A
= 25°C
A
V
= +100
A
V
= +1
A
V
= +10
08237-059
Figure 65. Output Impedance vs. Frequency
140
–20
10 100M
PSRR (dB)
FREQUENCY (Hz)
0
20
40
60
80
100
120
100 1k 10k 100k 10M1M
ADA4084-2
V
SY
= ±15V
T
A
= 25°C
PSRR–
PSRR+
08237-060
Figure 66. PSRR vs. Frequency
120
20
10 100M
CMRR (dB)
FREQUENCY (Hz)
100
1k 10k 100k 10M1M
ADA4084-2
V
SY
= ±15V
T
A
= 25°C
30
40
50
60
70
80
90
100
110
08237-061
Figure 67. CMRR vs. Frequency
15
10
–15
–10
–5
0
5
0
4
8
12
3628 32
2420
16
VOLTAGE (V)
TIME (µs)
ADA4084-2
V
SY
= ±15V
T
A
= 25°C
R
L
= 2kΩ
C
L
= 100pF
08237-062
Figure 68. Large Signal Transient Response
80
60
40
20
0
–80
–60
–40
–20
0 21
43
7 8 965 10
VOLTAGE (mV)
TIME (µs)
ADA4084-2
V
SY
= ±15V
T
A
= 25°C
R
L
= 2kΩ
C
L
= 100pF
08237-063
Figure 69. Small Signal Transient Response
10
–25
–20
–5
–10
–15
0
5
0.20
–0.15
–0.10
–0.05
0
0.05
0.10
0.15
–2 0 2
4
86 18161210 14
VOLTAGE (V) VOLTAGE (V)
TIME (µs)
ADA4084-2
V
SY
= ±15V
T
A
= 25°C
INPUT
OUTPUT
08237-064
Figure 70. Settling Time