MR27V3252D Ver la hoja de datos (PDF) - Oki Electric Industry

Número de pieza

componentes Descripción

Fabricante

MR27V3252D

2,097,152-Word x 16-Bit or 4,194,304-Word x 8-Bit 8-Word x 16-Bit or 16-Word x 8-Bit Page Mode One Time PROM

Oki Electric Industry 

BLOCK DIAGRAM

A-1

CE

CE

X8/X16 Switch

OE

BYTE/VPP

OE

PGM

MR27V3252D

A0

A1

A2

A3

A4

A5

A6

A7

A8

A9

A10

A11

A12

A13

A14

A15

A16

A17

A18

A19

A20

FUNCTION TABLE

MODE

READ (16-Bit)

READ (8-Bit)

OUTPUT DISABLE

STAND-BY

PROGRAM

PROGRAM INHIBIT

PROGRAM VERIFY

* : Don't Care

Memory Matrix

2,097,152X16-Bit or 4,194,304X8-Bit

Multiplexer & Page Data Latch

Output Buffer

D0 D2 D4 D6 D8 D10 D12 D14

D1 D3 D5 D7 D9 D11 D13 D15

In 8-bit output mode, these pins are

three-stated and pin D15 functions

as the A-1 address pin.

CE OE BYTE/VPP VCC

LL

H

LL

L

LH

H

L

3.3V

H

H*

L

LH

H H 9.75V 4.0V

HL

D0 - D7

DOUT

D8 - D14

DOUT

Hi-Z

Hi-Z

Hi-Z

DIN

Hi-Z

DOUT

D15/A-1

L/H

*

*

3/10

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