lh28f640sp Sharp Microelectronics of the Americas, lh28f640sp Datasheet - Page 15

• Manufacturer Part Number: lh28f640sp
• Description: Flash Memory 64mbit 4mbitx16
• Manufacturer: Sharp Microelectronics of the Americas

NOTES:
1. Selected block is locked by the Set Block Lock Bit command. Following the Clear Block
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
4. Erase and program are general terms, respectively, to express: block erase and
Lock Bits command, all the blocks are unlocked at a time.
status on DQ
(page buffer) program operations.
DQ
0
1
0
(3)
0
Unlocked
Locked
(refer to Table 3).
Table 6. Functions of Block Lock
State Name
LHF64PZ8
Erase/Program Allowed
(1), (2)
Yes
No
(4)
Rev. 0.06
12