Datasheet

AD8646/AD8647/AD8648
Rev. D | Page 11 of 20
06527-028
V
SY
= 2.7V, V
CM
= 1.35V, V
IN
= 100mV p-p,
T
A
= 25°C, R
L
= 10k, C
L
= 100pF
(200ns/DIV)
(50mV/DIV)
Figure 28. Small-Signal Transient Response
06527-029
V
SY
= 2.7V, V
IN
= 2V p-p,
T
A
= 25°C, R
L
= 10k, C
L
= 100pF
(200ns/DIV)
(2V/DIV)
Figure 29. Large-Signal Transient Response
0.08
0.07
0.06
0.05
0.04
0.03
0.02
0.01
0
10 100 1k 10k 100k
THD + N (%)
FREQUENCY (Hz)
V
SY
= ±2.5V
R
L
= 600
A
V
= 1
T
A
= 25°C
06527-030
Figure 30. THD + Noise vs. Frequency
06527-031
V
SY
= 5V, V
CM
= 2.5V, V
IN
= 100mV p-p,
T
A
= 25°C, R
L
= 10k, C
L
= 100pF
(200ns/DIV)
(50mV/DIV)
Figure 31. Small-Signal Transient Response
06527-032
V
SY
= 5V, V
IN
= 4V p-p,
T
A
= 25°C, R
L
= 10k, C
L
= 100pF
(200ns/DIV)
(2V/DIV)
Figure 32. Large-Signal Transient Response
0.08
0.07
0.06
0.05
0.04
0.03
0.02
0.01
0
10 100 1k 10k 100k
THD + N (%)
FREQUENCY (Hz)
V
SY
= ±2.5V
R
L
= 600
A
V
= –10
T
A
= 25°C
06527-033
Figure 33. THD + Noise vs. Frequency