EM25LV512-25MS Ver la hoja de datos (PDF) - ELAN Microelectronics

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EM25LV512-25MS

512 K (64K x 8) Bits Serial Flash Memory

ELAN Microelectronics 

EM25LV512

512 K (64K x 8) Bits Serial Flash Memory

SPECIFICATION

b7

b0

SRWD 0 0 0 BP1 BP0 WEL BUSY

Status Register Write Protect

Block Protect Bits

Write Enable Latch Bit

BUSY Bit

Table 3: Status Register Format

Status Register

Content

Memory Contents

BP1 Bit BP0 Bit Protected Area

0

0 None

Unprotected Area

All blocks* (2 blocks: 0 & 1)

0

1 No protection against Page Program (PP) and Block Erase (BE)

1

0

All blocks (Block 0 and 1) protected against Chip Erase (CE)

1

1 All blocks (2 blocks: 0 & 1)

None

* The device is ready to accept a Chip Erase instruction provided that both Block Protects

(BP1 and BP0) are set to “0”.

Table 4: Protected Area Sizes

This specification is subject to change without further notice. (11.08.2004 V1.0)

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