Maxim MAX4888A Manuel d'utilisateur télécharger pdf (Page 7)

MAX4888A/MAX4889A

5.0Gbps PCI Express Passive Switches

_______________________________________________________________________________________ 7

t

r

< 5ns

t

f

< 5ns

50%

V

IL

LOGIC

INPUT

V

N_

= V

NO_

OR V

NC_

R

L

COM_

GND

SEL

C

L

INCLUDES FIXTURE AND STRAY CAPACITANCE.

V

OUT

= V

N_ (

R

L

)

R

L

+ R

ON

V

N_

V

IH

t

OFF

0V

NO_

OR NC_

0.9 x V

0UT

0.9 x V

OUT

t

ON

V

OUT

SWITCH

OUTPUT

LOGIC

INPUT

V+

C

L

+3.3V

V

OUT

MAX4888A/MAX4889A

Figure 1. Switching Time

Test Circuits/Timing Diagrams

1 2 3 4 5 6 7 8 9 10 11 12 13 14

MAX4888A/MAX4889A 1

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