MT28C6428P20 Micron Semiconductor Products, Inc., MT28C6428P20 Datasheet - Page 22

• Manufacturer Part Number: MT28C6428P20
• Description: 4 Meg X 16 Asynchronous/page Flash 512K X 16 SRAM Combo Memory
• Manufacturer: Micron Semiconductor Products, Inc.

4 Meg x 16 Asynchronous/Page Flash 512K x 16 SRAM Combo Memory
MT28C6428P20_3.p65 – Rev. 3, Pub. 7/02
Read Status Register
PROGRAM Resumed
SUSPEND Command
RESUME Command
Issue READ ARRAY
PROGRAM RESUME Flowchart
Issue PROGRAM
Issue PROGRAM
Command
SR7 = 1?
SR2 = 1?
Finished
Reading
PROGRAM SUSPEND/
Start
Bits
?
YES
YES
YES
Figure 5
NO
NO
NO
PROGRAM
Complete
4 MEG x 16 ASYNCHRONOUS/PAGE FLASH
22
512K x 16 SRAM COMBO MEMORY
BUS
OPERATION COMMAND COMMENTS
WRITE
READ
Standby
Standby
WRITE
READ
WRITE
Micron Technology, Inc., reserves the right to change products or specifications without notice.
PROGRAM
SUSPEND
READ
MEMORY
PROGRAM
RESUME
Data = B0h
Status register data;
toggle OE# or CE# to update
status register.
1 = Ready
1 = Suspended
Data = FFh
Read data from block other
than that being programmed.
Data = D0h
Check SR7
Check SR2
©2002, Micron Technology, Inc.
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