ID242EXX Ver la hoja de datos (PDF) - Sharp Electronics

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fabricante

ID242EXX

Flash Memory Card

Sharp Electronics 

SHARP

ID242 SERIES PRODUCT OVERVIEW

4

3. Block Diagram

,r D<15:0>

A<25:0>

REG#

CEl# ,

1 CE2#

1 WE# ,

OE#

RDpSYk

II,t t’ RESET,

Control

:A’ +I t4 Logic

VPPX

vcc

cl Flash Memory

Data

Add

CE#

RP#

WE#

RY/RY#

OE#

T

VPP2

vcc

II,

t

WP

VPPl

vcc

t

t

Flash Memory

Data *I

* CE#

Add +-

+ WE#

RP# --

+ OE#

RYrBY# --(

VPPl

vcc

t

t

Flash Memory

+ CE#

+ WE#

+ OE#

Data c =

Add + -

RP# --

RYiBY# +’

=rLc

VPPl

b

VPP2

b

. CDl#, CDL%

.

II.

I

,

I

I

:

VPP2

vcc i iI i

vpp1

vcc

II I

II

t

I

:lash Memory

Data 4

Add + - 4

I

RY/BY#

OE#

I

I __*1 OE#

RP# --

RY/BY# -

I

I

,

I

I

I

I

I

*

I

I

I

I

EEPROM

I

I

I

,

-

CE#

Data M

I

I

b WE#

I

I

*

I

-

OE#

Add v

I

I

9

I

I

I

I

Figure 1. Block Giagrarn

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