D A T A S H E E T
AC CHARACTERISTICS
Erase Command Sequence (last two cycles)
Read Status Data
VA
tAS
tWC
VA
Addresses
CE#
2AAh
SA
555h for chip erase
tAH
tCH
OE#
tWP
WE#
tWPH
tWHWH2
tCS
tDS
tDH
In
Data
Complete
55h
30h
Progress
10 for Chip Erase
tBUSY
tRB
RY/BY#
VCC
tVCS
Notes:
1. SA = sector address (for Sector Erase), VA = Valid Address for reading status data (see “Write Operation Status”).
2. Illustration shows device in word mode.
Figure 14. Chip/Sector Erase Operation Timings
November 11, 2009 21505E8
Am29F400B
31