ADG741(Rev0) Просмотр технического описания (PDF) - Analog Devices

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ADG741
(Rev.:Rev0)

CMOS Low Voltage 2 Ω
SPST Switches in SC70 Packages

Analog Devices 

Test Circuits

ADG741/ADG742

IDS

V1

S

D

VS

RON = V1/IDS

Test Circuit 1. On Resistance

IS (OFF)

S

A

VS

ID (OFF)

D

A

VD

Test Circuit 2. Off Leakage

S

VS

ID (ON)

D

A

VD

Test Circuit 3. On Leakage

VDD

0.1␮F

VIN ADG741 50%

50%

VDD

S

VS

IN

D

VOUT

RL

CL

VIN ADG742 50%

50%

300⍀ 35pF

VOUT

90%

90%

GND

tON

tOFF

Test Circuit 4. Switching Times

VDD

RS

VS

VDD

S

D

IN

GND

VOUT

CL

1nF

VIN ADG741

ON

OFF

VIN ADG742

VOUT

QINJ = CL ؋ ⌬VOUT

⌬VOUT

Test Circuit 5. Charge Injection

VDD

0.1␮F

VDD

S

D

IN

VS

VIN

GND

VOUT

RL

50⍀

VDD

0.1␮F

VDD

S

D

IN

VS

VIN

GND

VOUT

RL

50⍀

Test Circuit 6. Off Isolation

Test Circuit 7. Bandwidth

REV. 0

–7–

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