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AT45CS1282 Datasheet(PDF) 20 Page - ATMEL Corporation

Part # AT45CS1282
Description  128-megabit 2.7-volt Dual-interface Code Shadow DataFlash
PDF  33 Pages
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Manufacturer  ATMEL [ATMEL Corporation]
Direct Link  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

AT45CS1282 Datasheet(HTML) 20 Page - ATMEL Corporation

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AT45CS1282 [Preliminary]
3447A–DFLSH–2/04
Buffer Write
Buffer to Main Memory Page Program (Data from Buffer Programmed into Flash Page)
Read Operations
The following block diagram and waveforms illustrate the various read sequences available.
SI or I/O7 - I/O0
(INPUT)
CMD
X
X···X, BFA10-8
BFA7-0
n
n+1
Last Byte
· Completes writing into selected buffer
CS
X
SI or I/O7 - I/O0
(INPUT)
CMD
XXXXXXX PA13
PA12-5
CS
Starts self-timed erase/program operation
X···X
PA4-0, XXX
Each transition
represents 8 bits
FLASH MEMORY ARRAY
PAGE (1056 BYTES)
BUFFER 2 (1056 BYTES)
BUFFER 1 (1056 BYTES)
I/O INTERFACE
MAIN MEMORY
PAGE TO
BUFFER 1
MAIN MEMORY
PAGE TO
BUFFER 2
MAIN MEMORY
PAGE READ
BUFFER 1
READ
BUFFER 2
READ
SO
I/O7 - I/O0
n = 1st byte
n+1 = 2nd byte



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