Rainbow-electronics DS1248Y Bedienungsanleitung PDF herunterladen (Seite 9)

DS1248Y

032697 9/12

MEMORY WRITE CYCLE 2 (NOTES 2 AND 8)

t

WC

V

IL

V

IH

V

IL

V

IH

V

IL

V

IH

V

IL

CE

V

IL

V

IL

V

IH

V

IL

V

IH

DATA IN

STABLE

t

WP

t

COE

t

OEW

t

DH

t

DS

WE

ADDRESSES

DQ0–DQ7

t

AW

V

IH

V

IH

t

WR

V

IL

V

IL

t

ODW

WE = V

IH

RESET FOR PHANTOM CLOCK

RST

t

RST

READ CYCLE TO PHANTOM CLOCK

OUTPUT DATA VALID

t

RC

t

CO

t

RR

t

OD

t

OE

t

ODO

t

COE

t

OEE

CE

OE

Q

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

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