MAX451
1
/MAX451
2
/MAX451
3
Quad, Rail-to-Rail, Fault-Protected,
SPST Analog Switches
12
______________________________________________________________________________________
0V
V+
VIN_
VOUT IS THE MEASURED VOLTAGE DUE TO CHARGE-
TRANSFER ERROR Q WHEN THE CHANNEL TURNS OFF.
VOUT
V- IS CONNECTED TO GND (0V) FOR SINGLE-SUPPLY OPERATION.
Q =
VOUT x CL
VOUT
V+
VOUT
VIN_
GND
V+
V-
IN_
NO_ OR NC_
COM_
MAX4511
MAX4512
MAX4513
50
CL
1000pF
Figure 4. Charge Injection
V- IS CONNECTED TO GND (0V) FOR SINGLE-SUPPLY OPERATION.
V+
GND
V+
V-
IN_
NO_
COM_
MAX4511
MAX4512
MAX4513
NC_
ADDRESS SELECT
1MHz
CAPACITANCE
ANALYZER
Figure 5. COM_, NO_, NC_ Capacitance
Test Circuits/Timing Diagrams (continued)