MSM8512JLI-020 参数 Datasheet PDF下载

ISSUE 1.0 : January 1999

MSM8512 - 020/025/30

Read Cycle Timing Waveform

(1,2)

t

Address

RC

t

AA

OE

t

OE

t

OLZ

CS

t

OH

t

CLZ

t

ACS

t

CHZ(3)

t

OHZ(3)

D0~7

High-Z

Data Valid

Notes:

(1) During the Read Cycle, WE is high.

(2) Address valid prior to or coincident with CS transition Low.

(3) t

CHZ

and t

OHZ

are defined as the time at which the outputs achieve the open circuit conditions and are not referenced

to output voltage levels. These parameters are sampled and not 100% tested.

Write Cycle No.1 Timing Waveform

t

WC

Address

OE

t

AS(3)

t

AW

t

CW(4)

(6)

t

WR

(2)

CS

t

WP(1)

WE

t

OHZ(3,9)

D0~7 out

High-Z

t

DW

t

OW

t

DH

D0~7 in

High-Z

4