MT28F320A18
| Model | MT28F320A18 |
| Description | FLASH MEMORY |
| PDF file | Total 37 pages (File size: 531K) |
| Chip Manufacturer | MICRON |
PRELIMINARY
‡
2 MEG x 16
1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY
FLASH MEMORY
FEATURES
• 32Mb block architecture
Seventy-one erasable blocks:
Eight 4K-word parameter blocks
Sixty-three 32K-word main memory blocks
• V
CC
, V
CC
Q, V
PP
voltages*
1.65V (MIN), 1.95V (MAX) V
CC
, V
CC
Q
0.9V (MIN), 1.95V (MAX) V
PP
(in-system
PROGRAM/ERASE)
12V ±5% (HV) V
PP
tolerant (factory programming
compatibility)
• Random access time: 70ns @ 1.65V V
CC
• Low power consumption (V
CC
= 1.8V)
Asynchronous Read < 18mA
Write/Erase < 40mA (MAX)
Standby < 50µA (MAX)
Automatic power saving feature (APS)
• Enhanced write and erase suspend options
ERASE-SUSPEND-to-READ
PROGRAM-SUSPEND-to-READ
ERASE-SUSPEND-to-PROGRAM
• Dual 64-bit chip protection registers for security
purposes
• Cross-compatible command support
Extended command set
Common flash interface
• PROGRAM/ERASE cycle
100,000 WRITE/ERASE cycles per block
(V
PP
= V
PP1)
*An extended voltage range of 1.65V–2.20V for Vcc and VccQ,
and 0.9V–2.20V for Vpp is available upon request. A voltage
range of 1.42V–1.60V for VccQ is also available upon request.
MT28F320A18
Low Voltage, Extended Temperature
0.15µm Process Technology
Ball Assignment
48-Ball FBGA
1
A
B
C
D
E
F
A13
2
A11
3
A8
4
V
PP
5
WP#
6
A19
7
A7
8
A4
A14
A10
WE#
RP#
A18
A17
A5
A2
A15
A12
A9
A20
A6
A3
A1
A16
DQ14
DQ5
DQ11
DQ2
DQ8
CE#
A0
V
CC
Q
DQ15
DQ6
DQ12
DQ3
DQ9
DQ0
V
SS
V
SS
DQ7
DQ13
DQ4
V
CC
DQ10
DQ1
OE#
Top View
(Ball Down)
Note:
See page 6 for Ball Description table.
See page 36 for mechanical drawing.
OPTIONS
• Timing
70ns access
• Configurations
2 Meg x 16
• Boot Block Configuration
Top
Bottom
• Package
48-ball FBGA (6 x 8 ball grid)
• Temperature Range
Extended (-40ºC to +85ºC)
Part Number Example:
MARKING
-70
MT28F320A18
T
B
FF
ET
MT28F320A18FF-70 TET
2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory
MT28F320A18_3.fm - Rev. 3, Pub. 9/2002
1
©2002, Micron Technology Inc.
‡
PRODUCTS
AND SPECIFICATIONS DISCUSSED HEREIN ARE FOR EVALUATION AND REFERENCE PURPOSES ONLY AND ARE SUBJECT TO CHANGE BY
MICRON WITHOUT NOTICE. PRODUCTS ARE ONLY WARRANTED BY MICRON TO MEET MICRON’S PRODUCTION DATA SHEET SPECIFICATIONS.
