V53C16256HT45I 데이터 시트보기 (PDF) - Mosel Vitelic Corporation

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V53C16256HT45I

256K x 16 FAST PAGE MODE CMOS DYNAMIC RAM

Mosel Vitelic Corporation  

MOSEL VITELIC

V53C16256H

Waveforms of Hidden Refresh Cycle (Read)

RAS VIH

V IL

VIH

UCAS, LCAS V IL

ADDRESS VIH

V IL

WE VIH

V IL

OE VIH

V IL

VOH

I/O

VOL

tRAS (1)

tAR (23)

tRC (2)

t RP (3)

tRCD (6)

t CRP (13)

tRSH (R)(12)

tRAS (1)

tRC (2)

tRP (3)

t CHR (49)

tCRP (13)

tASR (8)

tRAH (9)

ROW

ADD

tRCS (7)

tRAD (24)

tASC (10)

COLUMN

ADDRESS

t CAH (11)

tRRH (15)

tCAA (20)

tOAC (17)

t CAC (18)

tLZ (21)

t RAC (19)

tHZ (22)

VALID DATA

tHZ (22)

16256H-15

Waveforms of Hidden Refresh Cycle (Write)

VIH

RAS

V IL

UCAS, LCAS VIH

V IL

ADDRESS VIH

V IL

WE VIH

V IL

VIH

OE

V IL

VIH

I/O

V IL

tRAS (1)

tAR (23)

tRC (2)

tRP (3)

tRCD (6)

tCRP (13)

tRSH (12)

tASR (8)

tRAH (9)

ROW

ADD

t WCS (27)

tRAD (24)

tASC (10)

t CAH (11)

COLUMN

ADDRESS

t WCH (28)

t DS (32)

tDH (33)

VALID DATA-IN

tDHR (46)

tRC (2)

tRAS (1)

tRP (3)

t CHR (49)

t CRP (13)

16256H-16

V53C16256H Rev. 2.3 June 1998

Don’t Care

Undefined

15

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