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21098765432121098765432109876543210987654321210987654321098765432109876543212109876543210987654321098765432121098765432109876543210987654321

AC时序图

REF除以4

REF除以2

反向Q

其他Q

REF

FB

Q

t

RPWH

t

PD

t

REF

t

t

t

t

SKEWPR ，

SKEW3,4

SKEW3,4

SKEW0,1

t

ODCV

8

t

RPWL

t

SKEW3,4

t

t

SKEW2

ODCV

t

t

SKEWPR ，

SKEW0,1

PI6C991

5V高速可编程偏移

时钟缓冲器 -

SuperClock

t

SKEW2

t

t

SKEW2,4

SKEW3,4

t

JR

PS8448A

10/10/00