Datasheet

AD8615/AD8616/AD8618
Rev. E | Page 10 of 20
0
2
4
6
8
10
12
14
16
18
OUTPUT S
A
TUR
A
TION VOLTAGE (mV)
–40 –25 –10 5 20 35 50 65 80 95 110 125
TEMPERATURE (°C)
V
S
= 2.7V
V
OH
@ 1mA LOAD
V
OL
@ 1mA LOAD
0
4648-030
Figure 30. Output Saturation Voltage vs. Temperature
1M 10M
100
80
60
40
20
0
–20
–40
–60
–80
–100
GAIN (dB)
225
180
135
90
45
0
–45
–90
–135
–180
–225
PHASE (Degrees)
V
S
= ±1.35V
T
A
= 25°C
Ø
m
= 42°
60M
FREQUENCY (Hz)
04648-031
Figure 31. Open-Loop Gain and Phase vs. Frequency
0
0.3
0.6
0.9
1.2
1.5
1.8
2.1
2.4
2.7
OUTPUT SWIN
G
(
V
p-p)
FREQUENCY (Hz)
10k1k 100k 1M 10M
V
S
= 2.7V
V
IN
= 2.6V p-p
T
A
= 25°C
R
L
= 2kΩ
A
V
= 1
04648-032
Figure 32. Closed-Loop Output Voltage Swing vs. Frequency
5
0
10
15
20
25
30
35
40
45
50
SM
A
LL SIGN
A
L OVERSHOOT (%)
CAPACITANCE (pF)
10 100 1000
V
S
= ±1.35V
R
L
= ∞
T
A
= 25°C
A
V
= 1
+OS
–O
S
04648-033
Figure 33. Small Signal Overshoot vs. Load Capacitance
VOLTAGE (50mV/DIV)
TIME (1µs/DIV)
V
S
= 2.7V
R
L
= 10kΩ
C
L
= 200pF
A
V
= 1
0
4648-034
Figure 34. Small Signal Transient Response
VOLTAGE (500mV/DIV)
TIME (1µs/DIV)
V
S
= 2.7V
R
L
= 10kΩ
C
L
= 200pF
A
V
= 1
04648-035
Figure 35. Large Signal Transient Response