MSM27V3255CZ データシートの表示（PDF） - Oki Electric Industry

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MSM27V3255CZ

1,048,576-Double Word x 32-Bit or 2,097,152-Word x 16-Bit 4-Double Word x 32-Bit or 8-Word x 16-Bit Page Mode One Time PROM

Oki Electric Industry 

BLOCK DIAGRAM

A-1

CE

CE

A0

A1

A2

A3

A4

A5

A6

A7

A8

A9

A10

A11

A12

A13

A14

A15

A16

A17

A18

A19

MSM27V3255CZ

X16/X32 Switch

OE

WORD

OE

PGM

Memory Matrix

1,048,576X32-Bit or 2,097,152X16-Bit

Multiplexer & Page Data Latch

Output Buffer

FUNCTION TABLE

MODE

READ (32-Bit)

READ (16-Bit)

OUTPUT DISABLE

STAND-BY

PROGRAM

PROGRAM INHIBIT

PROGRAM VERIFY

* : Don't Care

CE OE

LL

LL

LH

H*

LH

HH

HL

WORD

H

L

H

L

H

L

L

VPP

*

11.0V

VCC

3.3V

5.0V

In 16-bit output mode, these pins are

three-stated and pin D31 functions

as the A-1 address pin.

D0 - D15

DOUT

DIN

DOUT

D16 - D30

DOUT

Hi-Z

Hi-Z

Hi-Z

Hi-Z

Hi-Z

Hi-Z

D31/A-1

L/H

*

*

L/H

L/H

3

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