EM25LV010-33RMS Ver la hoja de datos (PDF) - ELAN Microelectronics

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EM25LV010-33RMS

1 Megabit (128K x 8) Serial Flash Memory

ELAN Microelectronics 

EM25LV010

1 Megabit (128K x 8) 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* (4 blocks: 0, 1, 2. & 3)

0

1 Upper quarter (Block 3)

Lower three-quarters (3 blocks: 0 to 2)

1

0 Upper half (2 blocks: 2 and 3)

Lower half (Two blocks: 0 and 1)

1

1 All blocks (4 blocks: 0, 1, 2. & 3)

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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