EM39LV040
4M (512Kx8) Bits Flash Memory
SPECIFICATION
Erase Command Sequence
Chip-Erase
Sector-Erase
Command Sequence
Command Sequence
Load Data: AAH
Address: 5555H
Load Data: AAH
Address: 5555H
Load Data: 55H
Address: 2AAAH
Load Data: 55H
Address: 2AAAH
Load Data: 80H
Address: 5555H
Load Data: 80H
Address: 5555H
Load Data: AAH
Address: 5555H
Load Data: AAH
Address: 5555H
Load Data: 55H
Address: 2AAAH
Load Data: 55H
Address: 2AAAH
Load Data: 30H
Address: SAX
Load Data: 10H
Address: 5555H
Wait TSCE
Wait TSE
Chip Erased to FFH
Sector Erased to FFH
X can be VIL or VIH, but no other value.
Figure 15: Erase Command Sequence Flowchart
This specification is subject to change without further notice. (07.22.2004 V1.0)
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ELAN [ ELAN MICROELECTRONICS CORP ]
