M45PE40 데이터 시트보기 (PDF) - STMicroelectronics

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M45PE40

4 Mbit, Low Voltage, Page-Erasable Serial Flash Memory With Byte-Alterability and a 33 MHz SPI Bus Interface

STMicroelectronics 

M45PE40

Figure 6. Block Diagram

Reset

W

S

C

D

Q

Control Logic

Address Register

and Counter

High Voltage

Generator

I/O Shift Register

256 Byte

Data Buffer

Status

Register

7FFFFh

10000h

00000h

256 Bytes (Page Size)

X Decoder

000FFh

First 256 Pages can

be made read-only

AI04042B

10/35

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