DG9421 datasheet(8/14 Pages) VISHAY

8 / 14 page

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Document Number: 70679

S11-1429-Rev. G, 18-Jul-11

Vishay Siliconix

DG9421, DG9422

This document is subject to change without notice.

THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

TYPICAL CHARACTERISTICS (25 °C, unless otherwise noted)

SCHEMATIC DIAGRAM (Typical Channel)

TEST CIRCUITS

Charge Injection vs. Analog Voltage

VCOM - Analog Voltage (V)

- 300

- 250

- 200

- 150

- 100

- 50

100

150

200

250

300

V+ = 12 V

V+ = 5 V

V+ = 3 V

Charge Injection vs. Analog Voltage

VCOM - Analog Voltage (V)

- 300

- 250

- 200

- 150

- 100

- 50

100

150

200

250

300

- 6

- 4

- 2

V = ± 5 V

Figure 1.

Level

Shift/

Drive

VIN

NC/NO

V+

GND

V-

COM

V-

V+

Figure 2. Switching Time

0 V

Logic

Input

Switch

Input*

Switch

Output

50 %

0 V

Switch

Input*

tr < 5 ns

tf < 5 ns

90 %

- VS

tOFF

tON

90 %

Note: * Logic input waveform is inverted for switches that

have the opposite logic sense control

CL (includes fixture and stray capacitance)

V+

RL + rDS(on)

VO = VS

V-

GND

35 pF

V-

300

V+

VNC/NO

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