M25PX32 データシートの表示（PDF） - STMicroelectronics

部品番号

コンポーネント説明

メーカー

M25PX32

Serial Flash Memory

STMicroelectronics 

M25PX32

5

Memory organization

Memory organization

The memory is organized as:

● 4 194 304 bytes (8 bits each)

● 1024 subsectors (4 Kbytes each)

● 64 sectors (64 Kbytes each)

● 16384 pages (256 bytes each)

● 64 OTP bytes located outside the main memory array

Each page can be individually programmed (bits are programmed from 1 to 0). The device is

Subsector, Sector or Bulk Erasable (bits are erased from 0 to 1) but not Page Erasable.

Figure 7. Block diagram

HOLD

VPP

S

C

DQ0

DQ1

Control Logic

High Voltage

Generator

I/O Shift Register

64 OTP bytes

Address Register

and Counter

256 Byte

Data Buffer

Status

Register

3FFFFFh

Configurable OTP

area in main

memory array

00000h

000FFh

256 Bytes (Page Size)

X Decoder

AI13722

19/63

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