M45PE80(2004) データシートの表示（PDF） - STMicroelectronics

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M45PE80
(Rev.:2004)

8 Mbit, Low Voltage, Page-Erasable Serial Flash Memory With Byte-Alterability and a 25 MHz SPI Bus Interface

STMicroelectronics 

Figure 7. Block Diagram

Reset

W

S

C

D

Q

Control Logic

Address Register

and Counter

M45PE80

High Voltage

Generator

I/O Shift Register

256 Byte

Data Buffer

FFFFFh

Status

Register

10000h

00000h

256 Bytes (Page Size)

X Decoder

000FFh

First 256 Pages can

be made read-only

AI06812

11/36

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