Precision, Low-Voltage Analog Switches

10

______________________________________________________________________________________

IN

0V or 2.4V

SIGNAL

GENERATOR

+5V

C

V+

ANALYZER

CH A

CH B

NC or NO

GND

C

-5V

FREQUENCY

TESTED

1MHz

SIGNAL

GENERATOR

AUTOMATIC

SYNTHESIZER

ANALYZER

TRACKING

SPECTRUM

ANALYZER

OFF ISOLATION = 20log

V-

MAX381

MAX383

MAX385

Figure 5. Off Isolation

IN2

0V or 2.4V

SIGNAL

GENERATOR

+5V

C

ANALYZER

CH A

CH B

GND

C

V-

-5V

FREQUENCY

TESTED

1MHz

SIGNAL

GENERATOR

AUTOMATIC

SYNTHESIZER

ANALYZER

TRACKING

SPECTRUM

ANALYZER

0V or 2.4V

IN

50

Ω

V+

COM

COM

NC or NO

NC OR NO

MAX381

MAX383

MAX385

Figure 6. Crosstalk Test Circuit

_________________________________Test Circuits/Timing Diagrams (continued)

V-

CAPACITANCE

METER

GND

C

-5V

IN

0V or 2.4V

C

+5V

V+

COM

MAX381

MAX383

MAX385

Figure 8. Channel-On Capacitance

V-

CAPACITANCE

METER

GND

C

-5V

IN

0V or 2.4V

C

+5V

V+

NC

or NO

COM

MAX381

MAX383

MAX385

Figure 7. Channel-Off Capacitance