MT28F322D20 Micron Technology, MT28F322D20 Datasheet - Page 19
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MT28F322D20
Manufacturer Part Number
MT28F322D20
Description
(MT28F322D18 / MT28F322D20) FLASH MEMORY
Manufacturer
Micron Technology
Datasheet
1.MT28F322D20.pdf
(44 pages)
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NOTE: 1. See Word Programming Flowchart for complete programming procedure.
2 Meg x 16 Async/Page/Burst Flash Memory
MT28F322D20FH_4.p65 – Rev. 4, Pub. 7/02
ERASE SUSPEND/ERASE RESUME
2. See BLOCK ERASE Flowchart for complete erasure procedure.
NO
Read Status Register
SUSPEND Command
RESUME Command
Issue READ ARRAY
ERASE Continued
Issue ERASE
Issue ERASE
PROGRAM?
PROGRAM
Complete?
Command
Flowchart
READ or
READ or
SR7 = 1?
SR6 = 1?
Figure 7
Start
Bits
YES
YES
READ
YES
2
NO
NO
PROGRAM
PROGRAM
Complete
ERASE
Loop
(Note 1)
ASYNC/PAGE/BURST FLASH MEMORY
19
BUS
OPERATION COMMAND
WRITE
READ
Standby
Standby
WRITE
READ
WRITE
Micron Technology, Inc., reserves the right to change products or specifications without notice.
ERASE
SUSPEND
READ
ARRAY
ERASE
RESUME
COMMENTS
Data = B0h
Status register data
Toggle OE# or CE# to
update status register.
Check SR7
1 = Ready
Check SR6
1 = Suspended
Data = FFh
Read data from block
other than that being
erased.
Data = D0h
2 MEG x 16
©2002, Micron Technology, Inc.
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