M69AW024BE Ver la hoja de datos (PDF) - STMicroelectronics

Número de pieza

componentes Descripción

Fabricante

M69AW024BE

16 Mbit (1M x16) 3V Asynchronous PSRAM

STMicroelectronics 

M69AW024BE

Figure 10. Write AC Waveforms

A0-A19

tAVEL

E1

tAVWL

W

LB, UB

G

tAVBL

tGHEL

DQ0-DQ15

Note: 1. E2 must be High during the Write cycle.

tELAX

ADDRESS VALID

tELEH

tEHAX,tWHAX,

tBHAX

ADDRESS VALID

tAVEL

tWLWH

tEHEL

tAVWL

tBLWH

tBHAX

tWHWL

tAVBL

tDVEH

tDVWH

tDVBH

VALID DATA INPUT

tEHDZ

tWHDZ

tBHDZ

tBHBL

ai09939

Figure 11. W Controlled, Write AC Waveforms

A0-A19

tAXAV

tGHAX

E1

Low

tAVWL

W

LB, UB

G

DQ0-DQ15

tAVAX

ADDRESS VALID

tAVAX

ADDRESS VALID

tWHAX

tWLWH

tAVWL

tWLWH

tWHAX

tWHWL

tGHAV

tDVWH

tGHDZ

VALID DATA

INPUT

tWHDZ

tDVWH

VALID DATA

INPUT

tWHDZ

Note: 1. E2 must be High during the Write cycle.

AI09940

17/25

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