データシートサーチシステム
  Japanese  ▼
ALLDATASHEET.JP

X  

Preview PDF HTML

AT45DB021B データシート(PDF) 17 Page - ATMEL Corporation

部品番号 AT45DB021B
部品情報  2-megabit 2.7-volt Only DataFlash
PDF  33 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
メーカー  ATMEL [ATMEL Corporation]
ホームページ  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

AT45DB021B データシート(HTML) 17 Page - ATMEL Corporation

Back Button AT45DB021B Datasheet HTML 13Page - ATMEL Corporation AT45DB021B Datasheet HTML 14Page - ATMEL Corporation AT45DB021B Datasheet HTML 15Page - ATMEL Corporation AT45DB021B Datasheet HTML 16Page - ATMEL Corporation AT45DB021B Datasheet HTML 17Page - ATMEL Corporation AT45DB021B Datasheet HTML 18Page - ATMEL Corporation AT45DB021B Datasheet HTML 19Page - ATMEL Corporation AT45DB021B Datasheet HTML 20Page - ATMEL Corporation AT45DB021B Datasheet HTML 21Page - ATMEL Corporation Next Button
Zoom Inzoom in Zoom Outzoom out
 17 / 33 page
background image
17
AT45DB021B
1937F–DFLSH–10/02
Read Operations
The following block diagram and waveforms illustrate the various read sequences
available.
Main Memory Page Read
Main Memory Page to Buffer Transfer (Data from Flash Page Read into Buffer)
Buffer Read
FLASH MEMORY ARRAY
PAGE (264 BYTES)
BUFFER 2 (264 BYTES)
BUFFER 1 (264 BYTES)
I/O INTERFACE
MAIN MEMORY
PAGE TO
BUFFER 1
MAIN MEMORY
PAGE TO
BUFFER 2
MAIN MEMORY
PAGE READ
BUFFER 1
READ
BUFFER 2
READ
SO
SI
CMD
rrrr r, PA9-7
PA6-0, BA8
BA7-0
X
XXX
CS
n
n+1
SO
SI
CMD
rrrr r, PA9-7
PA6-0, X
X
Starts reading page data into buffer
CS
SO
SI
CMD
X
X···X, BFA8
BFA7-0
CS
n
n+1
SO
X
Each transition represents
8 bits and 8 clock cycles
n=1st byteread
n+1 = 2nd byte read



Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33


データシート ダウンロード

Go To PDF Page


リンク URL



ALLDATASHEETはお客様のビジネスに役立ちますか？  [ DONATE ] 

Alldatasheetは   |   広告   |   お問い合わせ   |   プライバシーポリシー   |   データシートへのリンク    |   リンク交換   |   メーカーリスト
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com