Datasheet

ADA4691-2/ADA4691-4/ADA4692-2/ADA4692-4
Rev. C | Page 12 of 20
1k
100
10
0.1 1 10 100 1k 10k
VOLTAGE NOISE DENSITY (nV/ Hz)
FREQUENCY (Hz)
ADA4692-2
V
SY
= ±1.35V
T
A
= 25°C
07950-029
Figure 33. Voltage Noise Density vs. Frequency
50
0
5
10
15
20
25
30
35
40
45
10 100 1k
OVERSHOOT (%)
CAPACITANCE (pF)
ADA4692-2
V
SY
= ±1.35V
V
IN
= 100mV p-p
A
V
= +1
R
L
= 2kΩ
T
A
= 25°C
OVERSHOOT+
OVERSHOOT–
07950-033
Figure 34. Small Signal Overshoot vs. Load Capacitance
TIME (2µs/DIV)
OUTPUT (500mV/DIV)
ADA4692-2
V
SY
= ±1.35V
GAIN = +1
R
L
= 2kΩ
C
L
= 300pF
T
A
= 25°C
07950-034
Figure 35. Large Signal Transient Response
1k
100
10
0.1 1 10 100 1k 10k
VOLTAGE NOISE DENSITY (nV/ Hz)
FREQUENCY (Hz)
07950-032
ADA4692-2
V
SY
= ±2.5V
T
A
= 25°C
Figure 36. Voltage Noise Density vs. Frequency
45
0
5
10
15
20
25
30
35
40
10 100 1k
OVERSHOOT (%)
CAPACITANCE (pF)
ADA4692-2
V
SY
= ±2.5V
V
IN
= 100mV p-p
A
V
= +1
R
L
= 2kΩ
T
A
= 25°C
OVERSHOOT+
OVERSHOOT–
07950-036
Figure 37. Small Signal Overshoot vs. Load Capacitance
ADA4692-2
V
SY
= ±2.5V
GAIN = +1
R
L
= 2kΩ,
C
L
= 300pF
T
A
= 25°C
07950-037
TIME (2µs/DIV)
OUTPUT (500mV/DIV)
Figure 38. Large Signal Transient Response