MX28F2000P Macronix International, MX28F2000P Datasheet - Page 23

• Manufacturer Part Number: MX28F2000P
• Description: 2M-BIT [256K x 8] CMOS FLASH MEMORY
• Manufacturer: Macronix International

COMPATIBLE BLOCK ERASE
This device can be applied to the compatible block erase
algorithm shown in the following flowchart. This algorithm
allows to obtain faster erase time by the block (refer to
COMPATIBLE BLOCK ERASE FLOWCHART
BLOCK ERASE FLOW
P/N: PM0380
BLOCK ERASE FLOW
For selected block(s),
All bits PGM"0"
ERSVFY FLOW
BLOCK ERASE
VPP = VCC
COMPLETE
START
APPLY
N = 0
ALL BITS VERIFIED
WRITE SETUP BLOCK ERASE COMMAND
( LOAD FIRST SECTOR ADDRESS , 60H )
LOAD OTHER SECTORS' ADDRESS
( LOAD OTHER SECTOR ADDRESS )
WRITE BLOCK ERASE COMMAND
FAIL
IF NECESSARY
VPP = VPPH
START
23
Apply
( 60H )
10 ms
WAIT
END
BLOCK ERASE FAIL
page2) without any voltage stress to the device nor
deterioration in reliability of data.
N = 1024?
END
YES
NO
MX28F2000P
N = N+1
REV. 1.5, OCT 29, 1998