MAX4659(2001) Просмотр технического описания (PDF) - Maxim Integrated

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MAX4659
(Rev.:2001)

High-Current, 25Ω, SPDT, CMOS Analog Switches

Maxim Integrated 

High-Current, 25Ω, SPDT, CMOS

Analog Switches

Test Circuits/Timing Diagrams

+3V

LOGIC

INPUT 0

VNC

SWITCH VO

OUTPUT

VNO

tR < 20ns

50%

tF < 20ns

tTRANS

tTRANS

0.9VNO 0.9VNC

Figure 2. Functional Diagram

MAX4659/MAX4660

V+

VNC

VNO

LOGIC

INPUT

NC V+

NO

IN

GND

COM

V-

V-

VO

RL

CL

300 Ω

35pF

CL INCLUDES FIXTURE AND STRAY CAPACITANCE.

MAX4659/MAX4660

V+

+3V

LOGIC

INPUT

V+

NC

COM

NO

IN

GND V-

V-

VOUT

RL

300Ω

CL

35pF

CL INCLUDES FIXTURE AND STRAY CAPACITANCE.

Figure 3. Break-Before-Make Time

+3V

LOGIC

INPUT

50%

0

SWITCH

OUTPUT

(VOUT)

0.9 ✕ VOUT

tBBM

∆VO

VO

IN

OFF

OFF

ON

Q = (∆VO)(CL)

IN DEPENDS ON SWITCH CONFIGURATION;

INPUT POLARITY DETERMINED BY SENSE OF SWITCH.

Figure 4. Charge Injection

VGEN

COM

GND

V+ MAX4659/MAX4660

V+

NC OR

NO

V-

VO

CL

1nF

V-

VIN = +3V

8 _______________________________________________________________________________________

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