Precision, Single-Supply,
SPST Analog Switches
_________________________________Test Circuits/Timing Diagrams (continued)
SIGNAL
GENERATOR 0dBm
10nF +5V
V+
COM
ANALYZER
COM NC
or NO
GND
RL
MAX323
MAX324
MAX325
0V or
IN
2.4V
SIGNAL
GENERATOR 0dBm
0V or 2.4V
ANALYZER
RL
10nF +5V
V+
COM1
IN1
N02
GND
MAX323
MAX324
MAX325
N01
50Ω
IN2
0V or
2.4V
COM2
NC
Figure 5. Off Isolation
Figure 6. Crosstalk
CAPACITANCE
METER
f = 1MHz
10nF +5V
V+
COM
NC or
NO
GND
MAX323
MAX324
MAX325
IN 0V or
2.4V
CAPACITANCE
METER
f = 1MHz
+5V
10nF
V+
COM
NC
or NO
GND
MAX323
MAX324
MAX325
IN
0V or
2.4V
Figure 7. Channel-Off Capacitance
Figure 8. Channel-On Capacitance
8 _______________________________________________________________________________________