MT28F320A18 Micron Technology, MT28F320A18 Datasheet - Page 2

• Manufacturer Part Number: MT28F320A18
• Description: FLASH MEMORY
• Manufacturer: Micron Technology

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DataSheet
GENERAL DESCRIPTION
block-erasable (Flash) memory containing eight 4K-
word parameter blocks and sixty-three 32K-word main
blocks.
as read only, by configuring soft protection registers
with dedicated command sequences. For security pur-
poses, a 128-bit chip protection register is provided.
functions are fully automated by an on-chip write state
machine (WSM). An on-chip status register can be
used to monitor the WSM status and to determine the
progress of the PROGRAM/ERASE task.
allows compatibility with existing EEPROM emulation
software packages.
technology.
2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory
MT28F320A18_F.fm – Rev F 08/03 EN
4
U
The MT28F320A18 is a nonvolatile electrically
The MT28F320A18 allows soft protection for blocks,
The embedded WORD WRITE and BLOCK ERASE
The ERASE/PROGRAM SUSPEND functionality
The device is manufactured using 0.15µm process
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Table 1:
PART NUMBER
MT28F320A18FF-70 BET
MT28F320A18FF-70 TET
Cross Reference for Abbreviated Device Marks
1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY
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MARKING
PRODUCT
2
FW722
FW723
flash) for the latest data sheet.
ARCHITECTURE AND MEMORY
ORGANIZATION
ter blocks and sixty-three 32K-word main blocks.
memory organizations for the 32Mb device.
DEVICE MARKING
part number is not printed on the top of each device.
Instead, an abbreviated device mark comprised of a
five-digit alphanumeric code is used. The abbreviated
device marks are cross referenced to Micron part num-
bers in Table 1.
Please refer to Micron’s Web site
The MT28F320A18 contains eight 4K-word parame-
Figure 2 and Figure 3 show the bottom and top
Due to the size of the package, Micron’s standard
MARKING
SAMPLE
FX722
FX723
MECHANICAL
MARKING
SAMPLE
FY722
FY723
2 MEG x 16
(www.micron.com/
©2003 Micron Technology Inc.