DG444/445
Vishay Siliconix
TEST CIRCUITS
C = 1 mF tantalum in parallel with 0.01 mF ceramic
+5 V
+15 V
C
+5 V
V
L
V
S
R
g
= 50
W
IN
1
0V, 2.4 V
S
2
NC
IN
2
GND
V–
C
–15 V
–15 V
Off Isolation = 20 log
X
TALK
Isolation = 20 log
C = RF bypass
V
S
V
O
V
S
V
O
R
L
D
2
V
O
0V, 2.4 V
S
1
V+
D
1
V
L
50
W
V
S
R
g
= 50
W
IN
GND
V–
R
L
S
V+
D
V
O
+15 V
C
0V, 2.4 V
C
FIGURE 4.
Crosstalk
+5 V
+15 V
C
FIGURE 5.
Off Isolation
V
L
V+
S
Meter
IN
0 V, 2.4 V
D
GND
V–
C
HP4192A
Impedance
Analyzer
or Equivalent
f = 1 MHz
–15 V
FIGURE 6.
Source/Drain Capacitances
APPLICATIONS
+5 V
+15 V
+15 V
V
L
1
/
4
V+
DG444
+15 V
V
OUT
10 kW
+5 V
V
IN
GND
V–
0V
0V
FIGURE 7.
Level Shifter
Document Number: 70054
S-52433—Rev. F, 06-Sep-99
www.vishay.com
S
FaxBack 408-970-5600
4-7
VISHAY [ VISHAY TELEFUNKEN ]
