M29W640GH, M29W640GL, M29W640GT, M29W640GB
Common Flash Interface (CFI)
Table 34. Primary algorithm-specific extended query table
Address
Data
Description
Value
x16
x8
40h
41h
42h
43h
44h
80h
82h
84h
86h
88h
0050h
"P"
0052h Primary Algorithm extended Query table unique ASCII string “PRI”
0049h
"R"
"I"
0031h Major version number, ASCII
0033h Minor version number, ASCII
“1”
"3"
Address Sensitive Unlock (bits 1 to 0)
0000h 00h = required, 01h = not required
Silicon Revision Number (bits 7 to 2)
45h
8Ah
Yes
Erase Suspend
46h
47h
48h
8Ch
8Eh
90h
0002h
2
4
00h = not supported, 01h = Read only, 02 = Read and Write
Block Protection
0004h
00h = not supported, x = number of blocks per protection group
Temporary Block Unprotect
0001h
Yes
00h = not supported, 01h = supported
49h
4Ah
4Bh
4Ch
92h
94h
96h
98h
0004h Block Protect /Unprotect
04
No
No
Yes
0000h Simultaneous Operations, 00h = not supported
0000h Burst Mode: 00h = not supported, 01h = supported
0001h Page Mode: 00h = not supported, 01h = 4 page word, 02h = 8 page word
VPP Supply Minimum Program/Erase voltage
00B5h bit 7 to 4 HEX value in volts
4Dh
4Eh
9Ah
9Ch
11.5V
12.5V
bit 3 to 0 BCD value in 100 mV
VPP Supply Maximum Program/Erase voltage
00C5h bit 7 to 4 HEX value in volts
bit 3 to 0 BCD value in 100 mV
Top/Bottom Boot Block Flag
0002h
0003h
0004h
0005h
M29W640GB 02h = Bottom Boot device
4Fh
50h
9Eh
A0h
M29W640GT 03h = Top Boot device
-
M29W640GL 04h = Uniform blocks bottom VPP/WP protect
M29W640GH 05h = Uniform blocks top VPP/WP protect
Program Suspend
Support
ed
0001h 00h = Not Supported
01h = Supported
77/90
NUMONYX [ NUMONYX B.V ]
