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參數(shù)資料
| 型號(hào)： | AT45D081-RC |
| 廠商： | ATMEL CORP |
| 元件分類： | DRAM |
| 英文描述： | 8-Megabit 5-volt Only Serial DataFlash |
| 中文描述： | 1M X 8 FLASH 5V PROM, PDSO28 |
| 封裝： | 0.330 INCH, PLASTIC, SOIC-28 |
| 文件頁(yè)數(shù)： | 8/16頁(yè) |
| 文件大?。?/td> | 115K |
| 代理商： | AT45D081-RC |
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AT45D081
8
Main Memory Page Program through Buffers
SI
CMD
n
n+1
Last Byte
· Completes writing into selected buffer
· Starts self-timed erase/program operation
CS
r r r, PA11-7
PA6-0, BFA8
BFA7-0
Buffer Write
SI
CMD
X
X···X, BFA8
BFA7-0
n
n+1
Last Byte
· Completes writing into selected buffer
CS
Buffer to Main Memory Page Program (Data from Buffer Programmed into Flash Page)
SI
CMD
PA6-0, X
CS
Starts self-timed erase/program operation
r r r, PA11-7
Each transition represents
8 bits and 8 clock cycles
Write Operations
The following block diagram and waveforms illustrate the various write sequences available.
FLASH MEMORY ARRAY
PAGE (264 BYTES)
BUFFER 2 (264 BYTES)
BUFFER 1 (264 BYTES)
I/O INTERFACE
SI
BUFFER 1 TO
MAIN MEMORY
PAGE PROGRAM
MAIN MEMORY
PAGE PROGRAM
THROUGH BUFFER 2
BUFFER 2 TO
MAIN MEMORY
PAGE PROGRAM
MAIN MEMORY PAGE
PROGRAM THROUGH
BUFFER 1
BUFFER 1
WRITE
BUFFER 2
WRITE
n = 1st byte written
n+1 = 2nd byte written
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| AT45D081-RI | 8-Megabit 5-volt Only Serial DataFlash |
| AT45D081-TC | 8-Megabit 5-volt Only Serial DataFlash |
| AT45D081-TI | 8-Megabit 5-volt Only Serial DataFlash |
| AT45D161-JC | 16-Megabit 5-volt Only Serial DataFlash |
| AT45D161-JI | 16-Megabit 5-volt Only Serial DataFlash |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| AT45D081-RI | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:8-Megabit 5-volt Only Serial DataFlash |
| AT45D081-TC | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:8-Megabit 5-volt Only Serial DataFlash |
| AT45D081-TI | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:8-Megabit 5-volt Only Serial DataFlash |
| AT45D161 | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:16-megabit 5-volt Only Serial DataFlasH |
| AT45D161_01 | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:16-megabit 5-volt Only Serial DataFlasH |
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