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参数资料
| 型号： | AT45DB041 |
| 厂商： | Atmel Corp. |
| 英文描述： | 4-Megabit 2.7-volt Only Serial DataFlash |
| 中文描述： | 4兆位2.7伏，只有序列的DataFlash |
| 文件页数： | 10/19页 |
| 文件大小： | 150K |
| 代理商： | AT45DB041 |
AT45DB011
10
Each transition represents
8 bits and 8 clock cycles
Write Operations
The following block diagram and waveforms illustrate the various write sequences available.
Main Memory Page Program through Buffer
Buffer Write
Buffer to Main Memory Page Program
(Data from Buffer Programmed into Flash Page)
FLASH MEMORY ARRAY
PAGE (264 BYTES)
BUFFER (264 BYTES)
I/O INTERFACE
SI
BUFFER TO
MAIN MEMORY
PAGE PROGRAM
MAIN MEMORY PAGE
PROGRAM THROUGH
BUFFER
BUFFER
WRITE
SI
CMD
n
n+1
Last Byte
· Completes writing into buffer
· Starts self-timed erase/program operation
CS
r ···r , PA8-7
PA6-0, BFA8
BFA7-0
SI
CMD
X
X···X, BFA8
BFA7-0
n
n+1
Last Byte
· Completes writing into buffer
CS
SI
CMD
PA6-0, X
X
CS
Starts self-timed erase/program operation
r ···r , PA8-7
n = 1st byte written
n+1 = 2nd byte written
相关PDF资料 |
PDF描述 |
|---|---|
| AT45DB041-CC | 4-Megabit 2.7-volt Only Serial DataFlash |
| AT45DB041-CI | 4-Megabit 2.7-volt Only Serial DataFlash |
| AT45DB041-JC | 4-Megabit 2.7-volt Only Serial DataFlash |
| AT45DB041-JI | 4-Megabit 2.7-volt Only Serial DataFlash |
| AT45DB041-RC | 4-Megabit 2.7-volt Only Serial DataFlash |
相关代理商/技术参数 |
参数描述 |
|---|---|
| AT45DB041A | 制造商:未知厂家 制造商全称:未知厂家 功能描述:4M bit. 2.7-Volt Only Serial-Interface Flash with Two 264-Byte SRAM Buffers. For new designs please use AT45DB041B. |
| AT45DB041A_01 | 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:4-megabit 2.5-volt Only Serial DataFlasH |
| AT45DB041A-CC | 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:4-megabit 2.5-volt Only Serial DataFlasH |
| AT45DB041A-CI | 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:4-megabit 2.5-volt Only Serial DataFlasH |
| AT45DB041A-JC | 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:4-megabit 2.5-volt Only Serial DataFlasH |
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