MAX4648 查看數據表（PDF） - Maxim Integrated
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MAX4648 Datasheet PDF : 9 Pages
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25Ω SPST Analog Switches in SOT23-6
MAX4647
MAX4648
VGEN
RGEN COM
GND
V+
V+
NC OR
NO
IN V-
V-
VIN = +3V
Figure 3. Charge Injection Test Circuit
VO
CL
VO
VIN
OFF
∆VO
OFF
ON
ON
OFF
OFF
VIN
Q = (∆VO)(CL)
VIN DEPENDS ON SWITCH CONFIGURATION;
INPUT POLARITY DETERMINED BY SENSE OF SWITCH.
SIGNAL
GENERATOR
ANALYZER
RL
C
V+
V+
COM
NC OR NO
GND
MAX4647
MAX4648
IN
0 OR 3V
V-
C
V-
CAPACITANCE
METER
f = 1MHz
V+
C
V+
COM
NC OR NO
GND
MAX4647
MAX4648
IN
0 OR 3V
V-
C
V-
Figure 4. Off-Isolation Test Circuit
Figure 5. Channel-Off Capacitance Test Circuit
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