参数资料
型号: AT45DB021-TI
厂商: ATMEL CORP
元件分类: DRAM
英文描述: 2-Megabit 2.7-volt Only Serial DataFlash
中文描述: 264K X 8 FLASH 2.7V PROM, PDSO28
封装: PLASTIC, TSOP-28
文件页数: 14/18页
文件大小: 201K
代理商: AT45DB021-TI
AT45DB021
14
Table 2
Table 2.
X (Don’t Care)
r (reserved bits)
Buffer 1 to
Main
Memory
Page
Program
with Built-In
Erase
Buffer 2 to
Main
Memory
Page
Program
with Built-In
Erase
Buffer 1 to
Main
Memory
Page
Program
without
Built-In
Erase
Buffer 2 to
Main
Memory
Page
Program
without
Built-In
Erase
Main
Memory
Page
Program
Through
Buffer 1
Main
Memory
Page
Program
Through
Buffer 2
Auto Page
Rewrite
Through
Buffer 1
Auto Page
Rewrite
Through
Buffer 2
Status
Register
Opcode
82H
1
0
0
0
0
0
1
0
r
r
r
r
r
PA9
PA8
PA7
PA6
PA5
PA4
PA3
PA2
PA1
PA0
BA8
BA7
BA6
BA5
BA4
BA3
BA2
BA1
BA0
83H
1
0
0
0
0
0
1
1
86H
1
0
0
0
0
1
1
0
88H
1
0
0
0
1
0
0
0
89H
1
0
0
0
1
0
0
1
85H
1
0
0
0
0
1
0
1
58H
0
1
0
1
1
0
0
0
59H
0
1
0
1
1
0
0
1
57H
0
1
0
1
0
1
1
1
r
r
r
r
r
r
r
r
r
r
r
r
r
r
r
r
r
r
r
r
r
r
r
r
r
r
r
r
r
r
r
r
r
r
r
PA9
PA8
PA7
PA6
PA5
PA4
PA3
PA2
PA1
PA0
X
X
X
X
X
X
X
X
X
PA9
PA8
PA7
PA6
PA5
PA4
PA3
PA2
PA1
PA0
X
X
X
X
X
X
X
X
X
PA9
PA8
PA7
PA6
PA5
PA4
PA3
PA2
PA1
PA0
X
X
X
X
X
X
X
X
X
PA9
PA8
PA7
PA6
PA5
PA4
PA3
PA2
PA1
PA0
X
X
X
X
X
X
X
X
X
PA9
PA8
PA7
PA6
PA5
PA4
PA3
PA2
PA1
PA0
BA8
BA7
BA6
BA5
BA4
BA3
BA2
BA1
BA0
PA9
PA8
PA7
PA6
PA5
PA4
PA3
PA2
PA1
PA0
X
X
X
X
X
X
X
X
X
PA9
PA8
PA7
PA6
PA5
PA4
PA3
PA2
PA1
PA0
X
X
X
X
X
X
X
X
X
相关PDF资料
PDF描述
AT45DB041B-CNC 4-megabit 2.5-volt or 2.7-volt DataFlash
AT45DB041B-CNC-2.5 4-megabit 2.5-volt or 2.7-volt DataFlash
AT45DB041B-CNI 4-megabit 2.5-volt or 2.7-volt DataFlash
AT45DB041B-CNU 4-megabit 2.5-volt or 2.7-volt DataFlash
AT45DB041B-CU 4-megabit 2.5-volt or 2.7-volt DataFlash
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