Electronic Components Datasheet Search
  English  ▼

X  

Preview PDF HTML

AT89C55WD Datasheet(PDF) 29 Page - SYC Electronica

Part # AT89C55WD
Description  8-bit Microcontroller with 20K Bytes Flash
PDF  34 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  SYC [SYC Electronica]
Direct Link  https://www.sycelectronica.com.ar/index.php
Logo SYC - SYC Electronica

AT89C55WD Datasheet(HTML) 29 Page - SYC Electronica

Back Button AT89C55WD Datasheet HTML 25Page - SYC Electronica AT89C55WD Datasheet HTML 26Page - SYC Electronica AT89C55WD Datasheet HTML 27Page - SYC Electronica AT89C55WD Datasheet HTML 28Page - SYC Electronica AT89C55WD Datasheet HTML 29Page - SYC Electronica AT89C55WD Datasheet HTML 30Page - SYC Electronica AT89C55WD Datasheet HTML 31Page - SYC Electronica AT89C55WD Datasheet HTML 32Page - SYC Electronica AT89C55WD Datasheet HTML 33Page - SYC Electronica Next Button
Zoom Inzoom in Zoom Outzoom out
 29 / 34 page
background image
29
1921D–MICRO–6/08
AT89C55WD
31. External Data Memory Write Cycle
32. External Clock Drive Waveforms
t
LHLL
t
LLWL
t
LLAX
t
WHLH
t
AVLL
t
WLWH
t
AVWL
t
QVWX
t
QVWH
t
WHQX
A0 - A7 FROM RI OR DPL
ALE
PSEN
WR
PORT 0
PORT 2
P2.0 - P2.7 OR A8 - A15 FROM DPH
A0 - A7 FROM PCL
A8 - A15 FROM PCH
DATA OUT
INSTR IN
t
CHCX
t
CHCX
t
CLCX
t
CLCL
t
CHCL
t
CLCH
V
- 0.5V
CC
0.45V
0.2 V
- 0.1V
CC
0.7 V
CC
33. External Clock Drive
Symbol
Parameter
Min
Max
Units
1/tCLCL
Oscillator Frequency
0
33
MHz
t
CLCL
Clock Period
30
ns
t
CHCX
High Time
12
ns
tCLCX
Low Time
12
ns
t
CLCH
Rise Time
5
ns
t
CHCL
Fall Time
5
ns



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 34


Datasheet Download

Go To PDF Page


Link URL



Does ALLDATASHEET help your business so far?  [ DONATE ] 

About Alldatasheet   |   Advertisement   |   Contact us   |   Privacy Policy   |   Link to Datasheet    |   Link Exchange   |   Manufacturer List
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