参数资料
型号: AT45DB321C-TU
厂商: Atmel
文件页数: 20/40页
文件大小: 0K
描述: IC FLASH 32MBIT 40MHZ 28TSOP
标准包装: 234
格式 - 存储器: 闪存
存储器类型: DataFLASH
存储容量: 32M(8192 页 x 528 字节)
速度: 40MHz
接口: SPI 3 线串行
电源电压: 2.7 V ~ 3.6 V
工作温度: -40°C ~ 85°C
封装/外壳: 28-TSSOP(0.465",11.8mm 宽)
供应商设备封装: 28-TSOP
包装: 托盘
Table 9-4.
Detailed Bit-level Addressing Sequence
Address Byte
Address Byte
Address Byte
Additional
Don’t Care
Bytes
Opcode
Opcode
Required
50H
52H
53H
54H
55H
56H
0 1 0 1 0 0 0 0
0 1 0 1 0 0 1 0
0 1 0 1 0 0 1 1
0 1 0 1 0 1 0 0
0 1 0 1 0 1 0 1
0 1 0 1 0 1 1 0
r
r
r
x
r
x
P
P
P
x
P
x
P
P
P
x
P
x
P
P
P
x
P
x
P
P
P
x
P
x
P
P
P
x
P
x
P
P
P
x
P
x
P
P
P
x
P
x
P
P
P
x
P
x
P
P
P
x
P
x
P
P
P
x
P
x
x
P
P
x
P
x
x
P
P
x
P
x
x
P
P
x
P
x
x
B
x
B
x
B
x
B
x
B
x
B
x
B
x
B
x
B
x
B
x
B
x
B
x
B
x
B
x
B
x
B
x
B
x
B
x
B
x
B
x
B
x
B
x
B
x
B
x
B
x
B
x
B
x
B
x
B
x
B
N/A
4 Bytes
N/A
1 Byte
N/A
1 Byte
57H
0 1 0 1 0 1 1 1
N/A
N/A
N/A
N/A
58H
59H
60H
61H
68H
77H
81H
82H
83H
84H
85H
86H
87H
88H
89H
9AH
0 1 0 1 1 0 0 0
0 1 0 1 1 0 0 1
0 1 1 0 0 0 0 0
0 1 1 0 0 0 0 1
0 1 1 0 1 0 0 0
0 1 1 1 0 1 1 1
1 0 0 0 0 0 0 1
1 0 0 0 0 0 1 0
1 0 0 0 0 0 1 1
1 0 0 0 0 1 0 0
1 0 0 0 0 1 0 1
1 0 0 0 0 1 1 0
1 0 0 0 0 1 1 1
1 0 0 0 1 0 0 0
1 0 0 0 1 0 0 1
1 0 0 1 1 0 1 0
r
r
r
r
r
0
r
r
r
x
r
r
x
r
r
x
P
P
P
P
P
0
P
P
P
x
P
P
x
P
P
x
P
P
P
P
P
0
P
P
P
x
P
P
x
P
P
x
P
P
P
P
P
0
P
P
P
x
P
P
x
P
P
x
P
P
P
P
P
0
P
P
P
x
P
P
x
P
P
x
P
P
P
P
P
0
P
P
P
x
P
P
x
P
P
x
P
P
P
P
P
0
P
P
P
x
P
P
x
P
P
x
P
P
P
P
P
0
P
P
P
x
P
P
x
P
P
x
P
P
P
P
P
0
P
P
P
x
P
P
x
P
P
x
P
P
P
P
P
0
P
P
P
x
P
P
x
P
P
x
P
P
P
P
P
0
P
P
P
x
P
P
x
P
P
x
P
P
P
P
P
0
P
P
P
x
P
P
x
P
P
x
P
P
P
P
P
0
P
P
P
x
P
P
x
P
P
x
P
P
P
P
P
0
P
P
P
x
P
P
x
P
P
x
x
x
x
x
B
0
x
B
x
B
B
x
B
x
x
x
x
x
x
x
B
0
x
B
x
B
B
x
B
x
x
x
x
x
x
x
B
0
x
B
x
B
B
x
B
x
x
x
x
x
x
x
B
0
x
B
x
B
B
x
B
x
x
x
x
x
x
x
B
0
x
B
x
B
B
x
B
x
x
x
x
x
x
x
B
0
x
B
x
B
B
x
B
x
x
x
x
x
x
x
B
0
x
B
x
B
B
x
B
x
x
x
x
x
x
x
B
0
x
B
x
B
B
x
B
x
x
x
x
x
x
x
B
0
x
B
x
B
B
x
B
x
x
x
x
x
x
x
B
0
x
B
x
B
B
x
B
x
x
x
N/A
N/A
N/A
N/A
4 Bytes
4
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
9FH
1 0 0 1 1 1 1 1
N/A
N/A
N/A
N/A
D2H
D4H
D6H
1 1 0 1 0 0 1 0
1 1 0 1 0 1 0 0
1 1 0 1 0 1 1 0
r
x
x
P
x
x
P
x
x
P
x
x
P
x
x
P
x
x
P
x
x
P
x
x
P
x
x
P
x
x
P
x
x
P
x
x
P
x
x
P
x
x
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
4
1
1
D7H
1 1 0 1 0 1 1 1
N/A
N/A
N/A
1/0
E8H
1 1 1 0 1 0 0 0
r
P
P
P
P
P
P
P
P
P
P
P
P
P
B
B
B
B
B
B
B
B
B
B
4
Note:
20
r = Reserved Bit, P = Page Address Bit, B = Byte/Buffer Address Bit, x = Don’t Care
AT45DB321C
3387M–DFLASH–2/08
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