SA25F005LEM8 데이터 시트보기 (PDF) - Saifun Semiconductors

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SA25F005LEM8

512Kb Serial Flash with 25MHz SPI Bus Interface

Saifun Semiconductors 

SA25F005 Advanced Information

SAIFUN

5

Memory Organization

The memory is organized in the following

manner:

•= 65,596 bytes (8 bits each)

•= 2 sectors (256 Kb total, 32,768

bytes each), as shown in Table 1

Each page can be individually

programmed, with the bits programmed

from 1 to 0. The SA25F005's memory

can be erased via the Page, Sector or

Bulk Erase commands, with the bits

erased from 0 to 1.

•= 256 pages (256 bytes each)

Table 1. Memory Organization

Sector

Address Range

1

8000h

0FFFFh

0

00000h

07FFFh

SRAM

PS

Logic

Array - L

X

D

E

Array - R

C

RD

DATA PATH

IO

Figure 1. SA25F005 Block Diagram

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