W27C020PM-12 データシートの表示（PDF） - Winbond

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W27C020PM-12

256K x 8 ELECTRICALLY ERASABLE EPROM

Winbond 

Preliminary W27C020M

Timing Waveforms, continued

Programming Waveform

VIH

Address

VIL

Data

12.0V

VPP

5.0V

VIH

CE

VIL

VIH

OE

VIL

VIH

PGM VIL

Program

Address Stable

TAS

Data In Stable

TDS

TDH

Program

Verify

Address Stable

TDFP

DOUT

TAH

DOUT

TVPS

TCES

TOES

TPWP

TOEV

Read

Verify

Address Valid

TACC

DOUT

5V

TOE

Publication Release Date: March 1999

-9-

Revision A1

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