D a t a S h e e t
AC Characteristics
Erase Command Sequence (last two cycles)
Read Status Data
V
IH
CLK
V
IL
tAVDP
AVD#
tAH
tAS
SA
VA
VA
Addresses
Data
2AAh
555h for
chip erase
10h for
chip erase
In
Complete
55h
30h
Progress
tDS
tDH
CE#
tCH
OE#
WE#
tWP
tWHWH2
tCS
tWPH
tWC
tVCS
VCC
Figure 25. Chip/Sector Erase Command Sequence
Notes:
1. SA is the sector address for Sector Erase.
2. Address bits A20 –A12 are don’t cares during unlock cycles in the command sequence.
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Am29BDS320G
27243B2 May 15, 2007