M29W320DB STMICROELECTRONICS [STMicroelectronics], M29W320DB Datasheet - Page 46

• Manufacturer Part Number: M29W320DB
• Description: 32 Mbit 4Mb x8 or 2Mb x16, Boot Block 3V Supply Flash Memory
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Common Flash Interface (CFI)
Table 24.
Table 25.
46/56
3Ch
3Ah
3Bh
x16
31h
32h
33h
34h
35h
36h
37h
38h
39h
4Ch
4Ah
4Bh
x16
40h
41h
42h
43h
44h
45h
46h
47h
48h
49h
Address
Address
Primary Algorithm-Specific Extended Query Table
6Ah
6Ch
6Eh
62h
64h
66h
68h
70h
72h
74h
76h
78h
Device Geometry Definition (continued)
x8
8Ah
8Ch
8Eh
80h
82h
84h
86h
88h
90h
92h
94h
96h
98h
x8
0001h
0000h
0020h
0000h
0000h
0000h
0080h
0000h
003Eh
0000h
0000h
0001h
Data
0050h
0052h
0049h
0031h
0030h
0000h
0002h
0001h
0001h
0004h
0000h
0000h
0000h
Data
Region 2 Information
Number of identical size erase block = 0001h+1
Region 2 Information
Block size in Region 2 = 0020h * 256 byte
Region 3 Information
Number of identical size erase block = 0000h+1
Region 3 Information
Block size in Region 3 = 0080h * 256 byte
Region 4 Information
Number of identical-size erase block = 003Eh+1
Region 4 Information
Block size in Region 4 = 0100h * 256 byte
Primary Algorithm extended Query table unique ASCII string “PRI”
Major version number, ASCII
Minor version number, ASCII
Address Sensitive Unlock (bits 1 to 0)
00 = required, 01= not required
Silicon Revision Number (bits 7 to 2)
Erase Suspend
00 = not supported, 01 = Read only, 02 = Read and Write
Block Protection
00 = not supported, x = number of blocks in per group
Temporary Block Unprotect
00 = not supported, 01 = supported
Block Protect /Unprotect
04 = M29W400B
Simultaneous Operations, 00 = not supported
Burst Mode, 00 = not supported, 01 = supported
Page Mode, 00 = not supported, 01 = 4 page word, 02 = 8 page
word
Description
Description
M29W320DT, M29W320DB
32 Kbyte
64 Kbyte
8 Kbyte
Value
Value
63
Yes
Yes
2
1
"P"
"R"
"1"
"0"
No
No
No
"I"
2
1
4