Document Number: 71342

S-71241–Rev. E, 25-Jun-07

www.vishay.com

11

Vishay Siliconix

DG408L/409L

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 5. Charge Injection

EN

V+

GND

V-

D

1 nF

Channel

Select

3 V

0 V

OFF

ON

Logic

Input

Switch

Output

error Q, when the channel turns off.

OFF

V+

V-

Figure 6. Off Isolation

Figure 8. Insertion Loss

1 k

Ω

V+

GND

V-

D

EN

Off Isolation = 20 log

V+

V-

1 k

Ω

D

Insertion Loss = 20 log

V+

GND

V-

EN

V-

V+

Figure 7. Crosstalk

Figure 9. Source Drain Capacitance

1 k

Ω

V+

GND

V-

D

EN

Crosstalk = 20 log

V+

V-

f = 1 MHz

D

EN

GND

V+

V-

Meter

HP4192A

Impedance

Analyzer

or Equivalent

Channel

Select

V-

V+