M68AR024D 데이터 시트보기 (PDF) - STMicroelectronics

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M68AR024D

16 Mbit (1M x16) 1.8V Asynchronous SRAM

STMicroelectronics 

M68AR024D

Figure 11. Chip Enable E1 Controlled, Write AC Waveforms

A0-A19

E1

tAVEL

tAVAV

VALID

tAVEH

tELEH

tEHAX

E2

tAVWL

W

DQ0-DQ15

UB, LB

tWLEH

DATA INPUT

tEHDX

tBLBH

tDVEH

AI05992

Figure 12. UB/LB Controlled, Write AC Waveforms

A0-A19

E1

E2

tAVWL

W

DQ0-DQ15

DATA (1)

tAVBL

UB, LB

tAVAV

VALID

tAVBH

tWLBH

tWLQZ

tBHDX

tBLBH

DATA INPUT

tDVBH

Note: 1. During this period DQ0-DQ15 are in output state and input signals should not be applied.

tBHAX

AI05993

12/19

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