参数资料
型号: AT45DB021B-TU
厂商: ATMEL CORP
元件分类: DRAM
英文描述: 2-megabit 2.7-volt Only DataFlash
中文描述: 2M X 1 FLASH 2.7V PROM, PDSO28
封装: 18 X 13.40 MM, GREEN, PLASTIC, MO-183, TSOP1-28
文件页数: 10/32页
文件大小: 304K
代理商: AT45DB021B-TU
10
1937J–DFLSH–9/05
AT45DB021B
Table 5-4.
Note:
In Tables 2 and 3, an SCK mode designation of “Any” denotes any one of the four modes of operation (Inactive Clock Polarity
Low, Inactive Clock Polarity High, SPI Mode 0, or SPI Mode 3).
Program and Erase Commands
Command
SCK Mode
Opcode
Buffer 1 Write
Any
84H
Buffer 2 Write
Any
87H
Buffer 1 to Main Memory Page Program with Built-in Erase
Any
83H
Buffer 2 to Main Memory Page Program with Built-in Erase
Any
86H
Buffer 1 to Main Memory Page Program without Built-in Erase
Any
88H
Buffer 2 to Main Memory Page Program without Built-in Erase
Any
89H
Page Erase
Any
81H
Block Erase
Any
50H
Main Memory Page Program through Buffer 1
Any
82H
Main Memory Page Program through Buffer 2
Any
85H
Table 5-5.
Additional Commands
Command
SCK Mode
Opcode
Main Memory Page to Buffer 1 Transfer
Any
53H
Main Memory Page to Buffer 2 Transfer
Any
55H
Main Memory Page to Buffer 1 Compare
Any
60H
Main Memory Page to Buffer 2 Compare
Any
61H
Auto Page Rewrite through Buffer 1
Any
58H
Auto Page Rewrite through Buffer 2
Any
59H
相关PDF资料
PDF描述
AT45DB021B-SC 2-megabit 2.7-volt Only DataFlash??
AT45DB021B-CC 2-megabit 2.7-volt Only DataFlash??
AT45DB021B-CI 2-megabit 2.7-volt Only DataFlash??
AT45DB021B-RC 2-megabit 2.7-volt Only DataFlash??
AT45DB021B-RI 2-megabit 2.7-volt Only DataFlash??
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