DG9424(2003) Просмотр технического описания (PDF) - Vishay Semiconductors

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DG9424
(Rev.:2003)

Low-Voltage, Dual Supply, Low rON, Quad SPST Analog Switches

Vishay Semiconductors 

DG9424/9425/9426

Vishay Siliconix

TEST CIRCUITS

VL

Rg

VL

COM

Vg

IN

GND

VIN = 0 - V+

V+

V+

NO or NC

V-

V-

VOUT

CL

10 nF

DVO

VO

INX

OFF

ON

OFF

OFF

INX

ON

Q = DVO x CL

OFF

INX dependent on switch configuration Input polarity determined

by sense of switch.

FIGURE 4. Charge Injection

VL

C

V+

C

VS

Rg = 50 W

0V, 2.4 V

NC

0V, 2.4 V

XTALK Isolation = 20 log

C = RF bypass

VOUT

VIN

VL

NO1

IN1

NO2

IN2

GND

V+

COM1

COM2

V-

C

V-

50 W

VOUT

RL

VIN

Rg = 50 W

0V, 2.4 V

VL

V+

FIGURE 5. Crosstalk

C

VL

NO or NC

IN

GND

C

V+

COM

VOUT

V-

C

RL

50 W

V-

Off Isolation = 20 log

C = RF Bypass

VOUT

VIN

VL

C

VL

V+

C

V+

COM

IN

0 V, 2.4 V

GND

NO or NC

V-

C

V-

Meter

HP4192A

Impedance

Analyzer

or Equivalent

FIGURE 6. Off Isolation

FIGURE 7. Source/Drain Capacitances

Document Number: 71807

S-31267—Rev. C, 16-Jun-03

www.vishay.com

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