Cypress ISR 37000 CPLD User Manual download pdf (Page 23)

Ultra37000 CPLD Family

Document #: 38-03007 Rev. *E Page 23 of 64

Latched Input and Output

Asynchronous Reset

Asynchronous Preset

Output Enable/Disable

Switching Waveforms (continued)

t

ICS

LATCHED INPUT

OUTPUT LATCH

ENABLE

LATCHED

OUTPUT

t

PDLL

LATCH ENABLE

t

WL

t

WH

t

ICOL

INPUT LATCH

ENABLE

t

SL

t

HL

INPUT

t

RO

REGISTERED

OUTPUT

CLOCK

t

RR

t

RW

INPUT

t

PO

REGISTERED

OUTPUT

CLOCK

t

PR

t

PW

INPUT

t

ER

OUTPUTS

t

EA

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