MAX4555 Maxim, MAX4555 Datasheet - Page 22

• Manufacturer Part Number: MAX4555
• Description: The MAX4554/MAX4555/MAX4556 are CMOS analog ICs configured as force-sense switches for Kelvin sensing in automated test equipment (ATE)
• Manufacturer: Maxim

Force-Sense Switches
Figure 7. Using the MAX4554/MAX4556 to Switch 3-Wire Guarded Circuits from One Source to Two Loads
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VOLTAGE OR
CURRENT SOURCE
VOLTAGE OR
CURRENT SOURCE
GUARD AMPLIFIER
GUARD AMPLIFIER
IN
IN
0
1
0
1
LOGIC
LOGIC
LOAD
LOAD
1
2
1
2
IN
IN
GCOM
SCOM
COM1
COM2
COM3
FCOM
IN1
IN2
IN3
IN1
CMOS INVERTER
V+
V+
IN2
MAX4554
MAX4556
V-
V-
VL
VL
NC1
NC2
NO2
NC3
NO3
GND
NOG1
NOG2
NOF1
NOF2
NOS1
NOS2
EN
NO1
GND
LOAD2
LOAD2
LOAD1
LOAD1