Improved, Dual, High-Speed Analog Switches

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7

_________________________________Timing Diagrams/Test Circuits (continued)

IN

0V or 2.4V

SIGNAL

GENERATOR

+15V

+5V

C

C

V+

VL

ANALYZER

CH A

CH B

S

RL

100

Ω

GND

D

C

-15V

C = 5pF

FREQUENCY

TESTED

1MHz

SIGNAL

GENERATOR

AUTOMATIC

SYNTHESIZER

ANALYZER

TRACKING

SPECTRUM

ANALYZER

OFF ISOLATION = 20log

VS

VD

V-

DG401

DG403

DG405

Figure 5. Off Isolation

Figure 6. Crosstalk

IN2

0V or 2.4V

SIGNAL

GENERATOR

+15V

+5V

C

C

ANALYZER

CH A

CH B

RL

100

Ω

GND

C

V-

-15V

C = 5pF

FREQUENCY

TESTED

1MHz

SIGNAL

GENERATOR

AUTOMATIC

SYNTHESIZER

ANALYZER

TRACKING

SPECTRUM

ANALYZER

0V or 2.4V

IN1

50

Ω

V+

D

D

S

S

DG401

DG403

DG405

V-

CAPACITANCE

METER

GND

C

-15V

IN

0V or 2.4V

C

C

+15V

+5V

V+

VL

S

D

DG401

DG403

DG405

Figure 7. Channel-Off Capacitance

V-

CAPACITANCE

METER

GND

C

-15V

IN

0V or 2.4V

C

C

+15V

+5V

V+

VL

S

D

DG401

DG403

DG405

Figure 8. Channel-On Capacitance