ANALOG PRODUCTS DIVISION

561 E. Elliot Road #175, Chandler, AZ 85225 Tel: (480) 539-2900. Fax: (480) 632-1715

www.protekanalog.com

56

95080 Rev2.08/09

NOT FOR USE IN LIFE SUPPORT SYSTEMS

PA4684

Dual SPDT Analog Switch

Test Circuits and Timing Diagrams

GND

IN

35pF

50Ω

COM

NC

or NO

Logic

Input

Figure 1. AC Test Circuit

Note1.

Unused Input (NO or NC) must be grounded

Logic Input Waveforms inverted for Switches that have opposite logic

Figure2 AC Waveforms

Off

Off

On

50%

90%

90%

Switch

Output

50Ω

35pF

GND

IN

NO

COM

50%

Logic

Input

0V

NC

Logic

Input

Logic

Input

Figure 3. Break Before Make Interval Timing