AT49BV322AT ATMEL [ATMEL Corporation], AT49BV322AT Datasheet - Page 27

• Manufacturer Part Number: AT49BV322AT
• Description: 32-megabit (2M x 16/4M x 8) 3-volt Only Flash Memory
• Manufacturer: ATMEL [ATMEL Corporation]

Table 1. Common Flash Interface Definition for AT49BV322A(T)
3308H–FLASH–5/04
AT49BV322A(T)
(x16 Mode)
4Ah
4Bh
4Ch
32h
33h
34h
41h
42h
43h
44h
45h
46h
47h
48h
49h
Address
AT49BV322A(T)
(x8 Mode)
8Ch
64h
66h
68h
82h
84h
86h
88h
8Ah
8Eh
90h
92h
94h
96h
98h
VENDOR SPECIFIC EXTENDED QUERY
AT49BV322A(T)
0001h (bottom)
0000h (top)
0000h
0020h
0000h
0050h
0052h
0049h
0031h
0030h
0087h
0000h
0000h
0003h
0080h
0003h
Data
or
Comments
8K bytes, Y = 7
8K bytes, Z = 32
8K bytes, Z = 32
“P”
“R”
“I”
Major version number, ASCII
Minor version number, ASCII
Bit 0 – chip erase supported, 0 – no, 1 – yes
Bit 1 – erase suspend supported, 0 – no, 1 – yes
Bit 2 – program suspend supported, 0 – no, 1 – yes
Bit 3 – simultaneous operations supported,
0 – no, 1 – yes
Bit 4 – burst mode read supported, 0 – no, 1 – yes
Bit 5 – page mode read supported, 0 – no, 1 – yes
Bit 6 – queued erase supported, 0 – no, 1 – yes
Bit 7 – protection bits supported, 0 – no, 1 – yes
Bit 8 – top (“0”) or bottom (“1”) boot block device undefined
bits are “0”
Bit 0 – 4 word linear burst with wrap around,
0 – no, 1 – yes
Bit 1 – 8 word linear burst with wrap around,
0 – no, 1 – yes
Bit 2 – continuos burst, 0 - no, 1 - yes
Undefined bits are “0”
Bit 0 – 4 word page, 0 – no, 1 – yes
Bit 1 – 8 word page, 0 – no, 1 – yes
Undefined bits are “0”
Location of protection register lock byte, the
section’s first byte
# of bytes in the factory prog section of prot
register – 2*n
# of bytes in the user prog section of prot
register – 2*n
AT49BV322A(T)
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