Precision, 8-Channel/Dual 4-Channel,
High-Performance, CMOS Analog Multiplexers
_________________________________Test Circuits/Timing Diagrams (continued)
+15V 10nF
VIN
RS = 50Ω
NO1
V+
NO8
A0
COM
A1 MAX308
A2
GND EN
V-
10nF
-15V
OFF ISOLATION = 20log VOUT
VIN
Figure 6. Off Isolation
VOUT
RL = 1kΩ
+15V 10nF
RS = 50Ω
VIN NO1
V+
NO2
NO8 MAX308
A0
COM
A1
A2
GND EN
V-
Figure 7. Crosstalk
10nF
-15V
CROSSTALK = 20log VOUT
VIN
VOUT
RL = 1kΩ
CHANNEL
SELECT
+15V
V+
A2
NO1
A1 MAX308 NO8
A0
COM
GND EN V-
-15V
Meter
Impedance
Analyzer
or Equivalent
f = 1MHz
Figure 8. NO/COM Capacitance
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