參數(shù)資料
型號: 45DB041B
廠商: Atmel Corp.
英文描述: 4-megabit 2.5-volt Only or 2.7-volt Only DataFlash
中文描述: 4兆位2.5伏,只有2.7伏,只有上DataFlash
文件頁數(shù): 8/33頁
文件大?。?/td> 233K
代理商: 45DB041B
16
AT45DB041B
1938F–DFLSH–10/02
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
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
WRITE
BUFFER 2
WRITE
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
SI
CMD
X
XX, BFA8
BFA7-0
n
n+1
Last Byte
Completes writing into selected buffer
CS
SI
CMD
r r r r, PA10-7
PA6-0, X
CS
Starts self-timed erase/program operation
X
Each transition represents
8 bits and 8 clock cycles
n = 1st byte read
n+1 = 2nd byte read
相關(guān)PDF資料
PDF描述
45DB081B AT-45DB081B DATA FLASH RELIABILITY DATA
45IZ 5V or 12V Single Synchronous Buck Pulse-Width Modulation (PWM) Controller
45L(R)SERIES Dual/Triple Ultra-Low-Voltage SOT23 µP Supervisory Circuits
45L(R) STANDARD RECOVERY DIODES Stud Version
45L100 Standard Recovery Diodes(標(biāo)準(zhǔn)修復(fù)二極管)
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
45DB081B 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:AT-45DB081B DATA FLASH RELIABILITY DATA
45DB081B-CNC 制造商: 功能描述: 制造商:undefined 功能描述:
45DB161B 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:16M bit dataflash 2.7V
45DB642DCNU 制造商: 功能描述: 制造商:undefined 功能描述:
45DB642D-CNU 制造商: 功能描述: 制造商:undefined 功能描述: