
LE25U20AMB
Figure 21 Erase Flowcharts
Small sector erase
Start
Sector erase
Start
06h
D7h/20h
Address 1
Address 2
Address 3
Start erase on rising
edge of CS
05h
Write enable
Set small sector erase
command
Set status register read
command
06h
D8h
Address 1
Address 2
Address 3
Start erase on rising
edge of CS
05h
Write enable
Set sector erase
command
Set status register read
command
NO
Bit 0 = “0” ?
NO
Bit 0 = “0” ?
YES
End of erase
* Automatically placed in write disabled
state at the end of the erase
YES
End of erase
* Automatically placed in write disabled
state at the end of the erase
No.A2097-19/21