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参数资料
| 型号： | AT45DB080 |
| 厂商： | Atmel Corp. |
| 英文描述： | KJL SERIES I |
| 中文描述： | 8兆位2.7伏，只有顺序访问并行I / O的DataFlash |
| 文件页数： | 9/18页 |
| 文件大小： | 158K |
| 代理商： | AT45DB080 |
AT45DB080
9
Write Operations
The following block diagram and waveforms illustrate the various write sequences available.
Main Memory Page Program through Buffers
Buffer Write
Buffer to Main Memory Page Program (Data from Buffer Programmed into Flash Page)
FLASH MEMORY ARRAY
PAGE (264 BYTES)
BUFFER 2 (264 BYTES)
BUFFER 1 (264 BYTES)
I/O INTERFACE
I/O7-I/O0 (INPUT)
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
I/O7-I/O0
(INPUT)
CMD
n
n+1
Last Byte
· Completes writing into selected buffer
· Starts self-timed erase/program operation
CS
r r r, PA11-7
ADDR
PA6-0, BFA8
ADDR
BFA7-0
ADDR
I/O7-I/O0
(INPUT)
CMD
X
X···X, BFA8
ADDR
BFA7-0
ADDR
n
n+1
Last Byte
· Completes writing into selected buffer
CS
ADDR
I/O7-I/O0
(INPUT)
CMD
PA6-0, X
ADDR
CS
Starts self-timed erase/program operation
r r r, PA11-7
ADDR
X
ADDR
Each transition represents
8 bits and 1 clock cycle
n = 1st byte written
n+1 = 2nd byte written
相关PDF资料 |
PDF描述 |
|---|---|
| AT45DB080-RC | 8-Megabit 2.7-volt Only Sequential Access Parallel I/O DataFlash |
| AT45DB080-RI | 8-Megabit 2.7-volt Only Sequential Access Parallel I/O DataFlash |
| AT45DB080-TC | 8-Megabit 2.7-volt Only Sequential Access Parallel I/O DataFlash |
| AT45DB080-TI | 8-Megabit 2.7-volt Only Sequential Access Parallel I/O DataFlash |
| AT45DB081B-CNU | 8-megabit 2.5-volt Only or 2.7-volt Only DataFlash |
相关代理商/技术参数 |
参数描述 |
|---|---|
| AT45DB080-RC | 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:8-Megabit 2.7-volt Only Sequential Access Parallel I/O DataFlash |
| AT45DB080-RI | 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:8-Megabit 2.7-volt Only Sequential Access Parallel I/O DataFlash |
| AT45DB080-TC | 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:8-Megabit 2.7-volt Only Sequential Access Parallel I/O DataFlash |
| AT45DB080-TI | 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:8-Megabit 2.7-volt Only Sequential Access Parallel I/O DataFlash |
| AT45DB081 | 制造商:Adesto Technologies Corporation 功能描述:ROOT PART: DATAFLASH - Bulk |
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