DG2041/2042/2043

Vishay Siliconix

New Product

Document Number: 72091

S-03008—Rev. A, 20-Jan-03

www.vishay.com

9

TEST CIRCUITS

FIGURE 1. Switching Time

FIGURE 2. Charge Injection

Switch

Input

V+

IN

NO or NC

35 pF

COM

Logic

Input

300

W

GND

V+

50%

0 V

Logic

Input

Switch

Output

Logic “1” = Switch On

Logic input waveforms inverted for switches that have

the opposite logic sense.

Off

On

On

IN

Q =

COM

NC or NO

IN

GND

V+

V+

Switch Output

V

R

L

R

IN depends on switch configuration: input polarity

determined by sense of switch.

+

FIGURE 3. Off-Isolation

FIGURE 4. Channel Off/On Capacitance

NC or NO

f = 1 MHz

IN

COM

GND

0 V, 2.4 V

Meter

HP4192A

Impedance

Analyzer

or Equivalent

10 nF

V+

V+

IN

GND

NC or NO

0V, 2.4 V

10 nF

COM

Off Isolation

+ 20 log

V

COM

V

NO NC

Analyzer

V+

V+