A29400 Series
Timing Waveforms for Chip/Sector Erase Operation
Erase Command Sequence (last two cycles)
Read Status Data
tAS
tWC
SA
VA
Addresses
CE
2AAh
VA
555h for chip erase
tAH
tGHWL
tCH
tWP
OE
WE
tWPH
tDH
tWHWH2
tCS
tDS
In
Progress
Data
55h
30h
10h for chip erase
Complete
tRB
tBUSY
RY/BY
tVCS
VCC
Note :
1. SA = Sector Address (for Sector Erase), VA = Valid Address for reading status data (see "Write Operaion Ststus").
2. Illustratin shows device in word mode.
PRELIMINARY
(February, 2001, Version 0.1)
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AMIC Technology, Inc.