M25P05 데이터 시트보기 (PDF) - STMicroelectronics

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M25P05

512 Kbit, Low Voltage, Serial Flash Memory With 20 MHz SPI Bus Interface

STMicroelectronics 

M25P05

MEMORY ORGANIZATION

The memory is organized as:

s 65536 bytes (8 bits each)

s 2 sectors (256 Kbits, 32768 bytes each)

s 512 pages (128 bytes each).

Each page can be individually programmed (bits

are programmed from 1 to 0). The device is Sector

or Bulk Erasable (bits are erased from 0 to 1) but

not Page Erasable.

Table 3. Memory Organization

Sector

Address Range

1

08000h

0FFFFh

0

00000h

07FFFh

Figure 7. Block Diagram

HOLD

W

S

Control Logic

C

D

Q

High Voltage

Generator

I/O Shift Register

Address Register

and Counter

128 Byte

Data Buffer

Status

Register

0FFFFh

08000h

00000h

128 Bytes (Page Size)

X Decoder

0007Fh

AI04039

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