Fault-Protected, High-Voltage,
Dual Analog Switches
Test Circuits/Timing Diagrams (continued)
V+
VIN_
IN_
V+
NO_ OR NC_
50Ω
MAX4631
MAX4632
MAX4633
COM_
GND V-
V-
VOUT
CL
100pF
V- IS CONNECTED TO GND (0V) FOR SINGLE-SUPPLY OPERATION.
Figure 4. Charge Injection
V+
VIN_
0V
VOUT
∆ VOUT
∆ VOUT IS THE MEASURED VOLTAGE DUE TO CHARGE-
TRANSFER ERROR Q WHEN THE CHANNEL TURNS OFF.
Q = ∆ VOUT • CL
ADDRESS SELECT
V+
V+
V+
NO_
MAX4631 NC_
MAX4632
IN_ MAX4633 COM_
GND V-
V-
V- IS CONNECTED TO GND (0V) FOR SINGLE-SUPPLY OPERATION.
Figure 5. COM_, NO_, and NC_ Capacitance
1MHz
CAPACITANCE
ANALYZER
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