
AD8188/AD8189
Rev. 0 | Page 12 of 24
OU
TP
U
T
(
1m
V
/D
IV
)
TIME (2ns/DIV)
t0
tSETTLED
06
23
9-
03
5
Figure 35. AD8188 Settling Time (0.1%), VOUT = 2 V Step, RL = 1 kΩ
2.3
–2.8
–2.3
–1.8
–1.3
–0.8
–0.3
0.3
0.8
1.3
1.8
6.0
5.5
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0
5
10
15
20
25
S
E
L
E
C
T
A
/B
P
U
L
SE
A
M
PL
IT
U
D
E
(V
)
O
UT
P
UT
AM
P
L
IT
UDE
(
V
)
TIME (ns)
OUTPUT
SEL A/B
06
23
9-
03
6
Figure 36. AD8188 Channel-to-Channel Switching Time,
VOUT = 2 V p-p, INxA = 3.5 V, INxB = 1.5 V
2.0
–1.0
–0.5
0
1.5
1.0
0.5
3.0
2.4
2.5
2.6
2.7
2.8
2.9
050
45
40
35
30
25
20
15
10
5
S
E
L
E
C
T
A
/B
P
U
L
SE
A
M
PL
IT
U
D
E
(V
)
O
UT
P
UT
AM
P
L
IT
UDE
(
V
)
TIME (ns)
OUTPUT
SEL A/B
06
23
9-
03
7
Figure 37. AD8188 Channel Switching Transient (Glitch),
INxA = INxB = 0 V
OU
TP
U
T
(
1m
V
/D
IV
)
TIME (2ns/DIV)
t0
tSETTLED
06
23
9-
03
8
Figure 38. AD8189 Settling Time (0.1%), VOUT = 2 V Step, RL = 150 Ω
2.0
–2.5
–2.0
–1.5
–1.0
–0.5
0
0.5
1.0
1.5
5.5
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0
5
10
15
20
25
S
E
L
E
C
T
A
/B
P
U
L
SE
A
M
PL
IT
U
D
E
(V
)
O
UT
P
UT
AM
P
L
IT
UDE
(
V
)
TIME (ns)
OUTPUT
06
23
9-
03
9
SEL A/B
Figure 39. AD8189 Channel-to-Channel Switching Time,
VOUT = 2 V p-p, INxA = 3.0 V, INxB = 2.0 V
2.0
–1.0
–0.5
0
1.5
1.0
0.5
3.0
2.4
2.5
2.6
2.7
2.8
2.9
050
45
40
35
30
25
20
15
10
5
S
E
L
E
C
T
A
/B
P
U
L
SE
A
M
PL
IT
U
D
E
(V
)
O
UT
P
UT
AM
P
L
IT
UDE
(
V
)
TIME (ns)
OUTPUT
SEL A/B
06
23
9-
04
0
Figure 40. AD8189 Channel Switching Transient (Glitch),
INxA = INxB = VREF = 0 V