2 MEG x 16
ASYNC/PAGE/BURST FLASH MEMORY
Table 15
CFI
OFFSET
00
DATA
2Ch
DESCRIPTION
Manufacturer code
01
B4h
Top boot block device code
B5h
Bottom boot block device code
Reserved
02 – 0F
reserved
10, 11 0051, 0052 “QR”
12 0059 “Y”
13, 14 0003, 0000 Primary OEM command set
15, 16 0039, 0000 Address for primary extended table
17, 18 0000, 0000 Alternate OEM command set
19, 1A 0000, 0000 Address for OEM extended table
1B
1C
1D
1E
1F
0017
0022
00B4
00C6
0003
0000
VCC MIN for Erase/Write; Bit7–Bit4 Volts in BCD; Bit3–Bit0 100mV in BCD
VCC MAX for Erase/Write; Bit7–Bit4 Volts in BCD; Bit3–Bit0 100mV in BCD
VPP MIN for Erase/Write; Bit7–Bit4 Volts in Hex; Bit3–Bit0 100mV in BCD
VPP MAX for Erase/Write; Bit7–Bit4 Volts in Hex; Bit3–Bit0 100mV in BCD
Typical timeout for single byte/word program, 2n µs, 0000 = not supported
20
Typical timeout for maximum size multiple byte/word program, 2n µs, 0000 = not
supported
21
22
23
24
0009
0000
000C
0000
Typical timeout for individual block erase, 2n ms, 0000 = not supported
Typical timeout for full chip erase, 2n ms, 0000 = not supported
Maximum timeout for single byte/word program, 2n µs, 0000 = not supported
Maximum timeout for maximum size multiple byte/word program, 2n µs, 0000 = not
supported
25
26
27
28
29
0003
0000
0016
0001
0000
Maximum timeout for individual block erase, 2n ms, 0000 = not supported
Maximum timeout for full chip erase, 2n ms, 0000 = not supported
Device size, 2n bytes
Bus Interface x16 = 1
Flash device interface description 0000 = async
2A, 2B 0000, 0000 Maximum number of bytes in multi-byte program or page, 2n
2C 0003 Number of erase block regions within device (4K words and 32K words)
2D, 2E 002F, 0000 Top boot block device erase block region information 1, 8 blocks …
0007, 0000 Bottom boot block device erase block region information 1, 8 blocks …
2F, 30 0000, 0001 Top boot block device …..of 8KB
0020, 0000 Bottom boot block device …..of 8KB
31, 32 000E, 0000 Top boot block 15 blocks of ….
000E, 0000 Bottom boot block 15 blocks of ….
33, 34 0000, 0001 ……64KB
35, 36 0007, 0000 Top boot block device …..48 blocks of
002F, 0000 Bottom boot block device …..48 blocks of
(continued on next page)
2 Meg x 16 Async/Page/Burst Flash Memory
MT28F322D20FH_4.p65 – Rev. 4, Pub. 7/02
Micron Technology, Inc., reserves the right to change products or specifications without notice.
©2002, Micron Technology, Inc.
41
MICRON [ MICRON TECHNOLOGY ]
