DG417/418/419
Vishay Siliconix
TEST CIRCUITS
+5V
- 15 V
ΔV
O
V
O
V
O
C
L
10 nF
IN
X
OFF
ON
OFF
R
g
V
L
S
IN
V+
D
3V
GND
V-
Q =
ΔV
O
x C
L
- 15 V
Figure 5. Charge Injection
+5V
C
V
L
V
S
R
g
= 50
Ω
S
1
+ 15 V
C
C
V+
D
V
S
50
Ω
R
g
= 50
Ω
IN
0 V, 2.4 V
S
+5V
+ 15 V
C
V
L
V+
D
V
O
V
O
S
2
R
L
R
L
0.8 V
IN
GND
V-
C
GND
V-
C
- 15 V
- 15 V
X
TA LK
Isolation = 20 log
C = RF bypass
V
S
V
O
V
S
V
O
Off Isolation = 20 log
Figure 6. Crosstalk (DG419)
Figure 7. Off Isolation
+5V
C
V
L
V
S
R
g
= 50
Ω
IN
0 V, 2.4 V
GND
S
+ 15 V
C
V+
D
V
O
R
L
V-
C
- 15 V
Figure 8. Insertion Loss
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Document Number: 70051
S-71241–Rev. F, 25-Jun-07