4

PS8578C

01/05/05

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PI5A4594A/4595A/4596A/4597A

8-Ohm SPST CMOS Analog Switches

50

Ω

PI5A4594A

PI5A4595A

PI5A4596A

PI5A4597A

NO

or

NC

COM

V+

PI5A4594,

PI5A4596

V+

0

PI5A4595,

PI5A4597

IN

1000pF

Error Q when the Channel Turns Off.

Q =

Test Circuits/Timing Diagrams

Figure 2. Charge Injection

Applications Information

Analog Signal Levels

Analog signals can range over the supply voltage (V+ to GND) with ON-resistance changing very little over the entire range. The

PI5A4594A–PI5A4597A are bidirectional, so the NO, NC, and COM pins can be used either as inputs or outputs.

50

Ω

PI5A4594A

PI5A4596A

NO

COM

V+

V+

0

0

90%

90%

50%

IN

35pF

300

Ω

50

Ω

PI5A4595A

PI5A4597A

NC

COM

V+

V+

0

0

90%

90%

50%

IN

35pF

300

Ω

Figure 3. Switching Times