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参数资料
| 型号： | AT45D041-TC |
| 厂商： | ATMEL CORP |
| 元件分类： | DRAM |
| 英文描述： | 4-Megabit 5-volt Only Serial DataFlash |
| 中文描述： | 528K X 8 FLASH 5V PROM, PDSO28 |
| 封装： | PLASTIC, TSOP-28 |
| 文件页数： | 8/16页 |
| 文件大小： | 116K |
| 代理商： | AT45D041-TC |
AT45D041
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 r, PA10-7
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
r r r r, PA10-7
PA6-0, X
CS
Starts self-timed erase/program operation
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
相关PDF资料 |
PDF描述 |
|---|---|
| AT45D041-TI | 4-Megabit 5-volt Only Serial DataFlash |
| AT45D081 | 8-Megabit 5-volt Only Serial DataFlash |
| AT45D081-RC | 8-Megabit 5-volt Only Serial DataFlash |
| AT45D081-RI | 8-Megabit 5-volt Only Serial DataFlash |
| AT45D081-TC | 8-Megabit 5-volt Only Serial DataFlash |
相关代理商/技术参数 |
参数描述 |
|---|---|
| AT45D041-TI | 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:4-Megabit 5-volt Only Serial DataFlash |
| AT45D081 | 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:8-Megabit 5-volt Only Serial DataFlash |
| AT45D081A | 制造商:未知厂家 制造商全称:未知厂家 功能描述:8M bit. 5.0-Volt Only Serial-Interface Flash with Two 264-Byte SRAM Buffers. For new designs please use AT45DB081B. |
| AT45D081A-JC | 制造商:未知厂家 制造商全称:未知厂家 功能描述:SPI Serial EEPROM |
| AT45D081A-JI | 制造商:未知厂家 制造商全称:未知厂家 功能描述:SPI Serial EEPROM |
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