32Mb, 64Mb, 128Mb: 3V Embedded Parallel NOR Flash
Common Flash Interface
Table 28: Primary Algorithm-Specific Extended Query Table
Note 1 applies to the entire table
Address
x16
40h
41h
42h
43h
44h
45h
x8
Data
0050h
0052h
0049h
0031h
0033h
0018h
Description
Value
"P"
80h
82h
84h
86h
88h
8Ah
Primary algorithm extended query table unique ASCII string “PRI”
"R"
"I"
Major version number, ASCII
Minor version number, ASCII
"1"
"3"
Address sensitive unlock (bits[1:0]):
00 = Required
Required
01 = Not required
Silicon revision number (bits[7:2])
46h
8Ch
0002h
Erase suspend:
2
00 = Not supported
01 = Read only
02 = Read and write
47h
48h
8Eh
90h
0001h
0000h
Block protection:
00 = Not supported
x = Number of blocks per group
1
Temporary block unprotect:
00 = Not supported
01 = Supported
Not supported
49h
4Ah
4Bh
92h
94h
96h
0008h
0000h
0000h
Block protect/unprotect:
08 = M29EWH/M29EWL
8
n/a
Simultaneous operations:
Not supported
Burst mode:
Not supported
00 = Not supported
01 = Supported
4Ch
98h
0002h
Page mode:
8-word page
00 = Not supported
01 = 8-word page
02 = 8-word page
03 = 16-word page
4Dh
4Eh
9Ah
9Ch
00B5h
00C5h
VPPH supply minimum program/erase voltage:
Bits[7:4] hex value in volts
Bits[3:0] BCD value in 100mV
11.5V
12.5V
VPPH supply maximum program/erase voltage:
Bits[7:4] hex value in volts
Bits[3:0] BCD value in 100mV
PDF: 09005aef84dc44a7
m29ew_32Mb-128Mb.pdf - Rev. B 11/12 EN
Micron Technology, Inc. reserves the right to change products or specifications without notice.
62
© 2012 Micron Technology, Inc. All rights reserved.
MICRON [ MICRON TECHNOLOGY ]
