MT28C6428P20 Micron Semiconductor Products, Inc., MT28C6428P20 Datasheet - Page 23

• 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
Accelerated Program
Algorithm Flowchart
Issue 32 sequences of
Issue the ALTERNATE
PROGRAM Complete
and Word Address
Word Address and
PROGRAM SETUP
Command (10h)
Word Data
SR3 = 0?
SR7 = 0?
Figure 6
Start
YES
YES
NO
NO
4 MEG x 16 ASYNCHRONOUS/PAGE FLASH
23
512K x 16 SRAM COMBO MEMORY
BUS
OPERATION COMMAND
WRITE
WRITE
READ
Standby
Micron Technology, Inc., reserves the right to change products or specifications without notice.
WRITE
ACCELERATED Addr = Start address
PROGRAM
ALGORITHM
SETUP
WRITE
DATA
COMMENTS
Data = 10h
Data = Word to be
Addr = Start address
Status register data
Toggle OE# or CE# to
update status register.
Check SR7
1 = Ready, 0 = Busy
programmed
©2002, Micron Technology, Inc.
ADVANCE