LH28F640SP Ver la hoja de datos (PDF) - Sharp Electronics

Número de pieza

componentes Descripción

Fabricante

LH28F640SP

64Mbit (4Mbit×16/8Mbit×8) Page Mode Flash MEMORY

Sharp Electronics 

LHF64P01

12

Table 6. Functions of Block Lock (1), (2)

DQ0(3)

0

State Name

Unlocked

Erase/Program Allowed (4)

Yes

1

Locked

No

NOTES:

1. Selected block is locked by the Set Block Lock Bit command. Following the Clear Block

Lock Bits command, all the blocks are unlocked at a time.

2. Locked and unlocked states remain unchanged even after power-up/down and device reset.

3. After writing the Read Identifier Codes/OTP command, read operation outputs the block lock bit

status on DQ0 (refer to Table 3).

4. Erase and program are general terms, respectively, to express: block erase and

(page buffer) program operations.

Rev. 0.06

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