LH28F640SP View Datasheet(PDF) - Sharp Electronics
Part Name
Description
MFG CO.
'LH28F640SP' PDF : 45 Pages View PDF
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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