Vishay Siliconix

DG2747, DG2748, DG2749

Document Number: 69977

S09-0396-Rev. B, 09-Mar-09

www.vishay.com

7

TEST CIRCUITS

Vishay Siliconix maintains worldwide manufacturing capability. Products may be manufactured at one of several qualified locations. Reliability data for Silicon

Technology and Package Reliability represent a composite of all qualified locations. For related documents such as package/tape drawings, part marking, and

Figure 4. Off-Isolation

IN

GND

NC or NO

0 V, V+

COM

Off Isolation

20 log

V

COM

V

NO / NC

Analyzer

V+

V+

=

Figure 5. Crosstalk

0 V, V+

C = RF bypass

0 V, V+

50

Ω

V+

GND

V+

C

Figure 6. Channel Off/On Capacitance

NC or NO

f = 1 MHz

IN

COM

GND

0 V, V+

Meter

HP4192A

Impedance

Analyzer

or Equivalent

V+

V+