AT49BV322A ATMEL Corporation, AT49BV322A Datasheet - Page 28

• Manufacturer Part Number: AT49BV322A
• Description: 32-megabit (2M x 16/4M x 8) 3-volt Only Flash Memory
• Manufacturer: ATMEL Corporation

Table 1. Common Flash Interface Definition for 32M (Continued)
28
AT49BV320A(T)/
(x16 Mode)
322A(T)
4Ch
30h
31h
32h
33h
34h
41h
42h
43h
44h
45h
46h
47h
48h
49h
4Ah
4Bh
AT49BV32XA(T)
Address
AT49BV322A(T)
(x8 Mode)
8Ah
8Ch
8Eh
60h
62h
64h
66h
68h
82h
84h
86h
88h
90h
92h
94h
96h
98h
AT49BV320A(T)
0001h (bottom)
0000h (top)
VENDOR SPECIFIC EXTENDED QUERY
0001h
0007h
0000h
0020h
0000h
0050h
0052h
0049h
0031h
0030h
0087h
0000h
0000h
0080h
0003h
0003h
or
Data
AT49BV322A(T)
0001h (bottom)
0000h (top)
0001h
0007h
0000h
0020h
0000h
0050h
0052h
0049h
0031h
0030h
0087h
0000h
0000h
0080h
0003h
0003h
or
Comments
64K bytes, Z = 256
8K bytes, Y = 7
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
3308D–FLASH–5/03