Precision, 8-Channel/Dual 4-Channel,
High-Performance, CMOS Analog Multiplexers
_________________________________Test Circuits/Timing Diagrams (continued)
+15V
10nF
V
IN
NO1
R
S
= 50Ω
NO8
A0
A1
A2
GND
COM
V
OUT
R
S
= 50Ω
R
L
= 1kΩ
V-
V+
10nF
MAX308/MAX309
+15V
V
IN
NO1
NO2
NO8
V+
MAX308
COM
V
OUT
R
L
= 1kΩ
EN
V-
MAX308
EN
A0
A1
A2
GND
10nF
-15V
V
OUT
V
IN
10nF
-15V
OFF ISOLATION = 20log
CROSSTALK = 20log
V
OUT
V
IN
Figure 6. Off Isolation
Figure 7. Crosstalk
+15V
V+
A2
CHANNEL
SELECT
A1
A0
GND
EN
COM
V-
NO1
Meter
Impedance
Analyzer
or Equivalent
f = 1MHz
MAX308
NO8
-15V
Figure 8. NO/COM Capacitance
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