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AT45DB642D 데이터시트(PDF) 40 Page - ATMEL Corporation

부품명 AT45DB642D
상세설명  64-megabit 2.7-volt Dual-interface DataFlash
PDF  55 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
제조업체  ATMEL [ATMEL Corporation]
홈페이지  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

AT45DB642D 데이터시트(HTML) 40 Page - ATMEL Corporation

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3542F–DFLASH–09/06
AT45DB642D
21.10 Command Sequence for Read/Write Operations for Page Size 1024 Bytes (Except Status
Register Read, Manufacturer and Device ID Read)
21.11 Command Sequence for Read/Write Operations for Page Size 1056 Bytes (Except Status
Register Read, Manufacturer and Device ID Read)
22. Write Operations
The following block diagram and waveforms illustrate the various write sequences available.
SI or I/O7 - I/O0
(INPUT)?
CMD
8 bits
8 bits
8 bits
Page Address
(A22 - A10)
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
(A9 - A0/BFA9 - BFA0)
MSB
SI or I/O7 - I/O0
(INPUT)?
CMD
8 bits
8 bits
8 bits
MSB
Page Address
(PA12 - PA0)
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
(BA10 - BA0/BFA10 - BFA0)
FLASH MEMORY ARRAY
PAGE (1024/1056 BYTES)
BUFFER 2 (1024/1056 BYTES)
BUFFER 1 (1024/1056 BYTES)
I/O INTERFACE
SI
BUFFER 1 TO
MAIN MEMORY
PAGE PROGRAM
BUFFER 2 TO
MAIN MEMORY
PAGE PROGRAM
BUFFER 1
WRITE
BUFFER 2
WRITE
I/O7 - I/O0



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