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AT45DB321D 数据表(PDF) 39 Page - ATMEL Corporation

部件名 AT45DB321D
功能描述  32-megabit 2.7-volt DataFlash
PDF  57 Pages
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制造商  ATMEL [ATMEL Corporation]
网页  http://www.atmel.com
标志 ATMEL - ATMEL Corporation

AT45DB321D 数据表(HTML) 39 Page - ATMEL Corporation

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39
3597N–DFLASH–04/09
AT45DB321D
21.6 Reset Timing
Note:
The CS signal should be in the high state before the RESET signal is deasserted.
21.7 Command Sequence for Read/Write Operations for Page Size 512 Bytes (Except Status
Register Read, Manufacturer and Device ID Read)
21.8 Command Sequence for Read/Write Operations for Page Size 528 Bytes (Except Status
Register Read, Manufacturer and Device ID Read)
CS
SCK
RESET
SO (OUTPUT)
HIGH IMPEDANCE
HIGH IMPEDANCE
SI (INPUT)
tRST
tREC
tCSS
SI (INPUT)
CMD
8 bits
8 bits
8 bits
Page Address
(A21 - A9)
X X
X X X X X
X X X X X X X X X
LSB
X X X X X X X X
Byte/Buffer Address
(A8 - A0/BFA8 - BFA0)
MSB
Don’t Care
Bits
Page Address
(PA12 - PA0)
Byte/Buffer Address
(BA9 - BA0/BFA9 - BFA0)
SI (INPUT)
CMD
8 bits
8 bits
8 bits
X X X XX X X X
X X X X
LSB
X X X X X X X X
MSB
1 Don’t Care
Bit
X X X X



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