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<div class="moz-cite-prefix">Este k tejto teme by som doplnil
MIC1555 (monostable) a MIC1557 (astable). Idu od 3V do 18V, prva
strana datasheetu uvadza 5MHz a vystupny odpor 15Ohm... Ja som ich
zatial pouzival len na "blikatka", ale v datasheete myslim boli
ukazane aj nejake priklady ako MOSFET budice a podobne...<br>
<br>
Jaro Rybarik<br>
<br>
<br>
On 08/27/2014 09:15 AM, Zuffa Jan wrote:<br>
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<div class="WordSection1">
<p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Ahoj,<o:p></o:p></span></p>
<p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Linear
Technology ma nepreberne mnozstvo oscilatorov napr.<o:p></o:p></span></p>
<p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><a moz-do-not-send="true"
href="http://sk.farnell.com/linear-technology/ltc6907is6-pbf/ic-oscillator-40khz-to-4mhz-smd/dp/1432110">http://sk.farnell.com/linear-technology/ltc6907is6-pbf/ic-oscillator-40khz-to-4mhz-smd/dp/1432110</a><o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">40k-4M (frekvencia riadena odporom +
kondenzator) za nejakych 2E.<o:p></o:p></p>
<p class="MsoNormal">Na menej ako 3 suciastky sa uz asi
nedostanes (ak neratam este nejake to blokovanie napajania)<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">j.<o:p></o:p></p>
<p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">
Hw-list [<a class="moz-txt-link-freetext" href="mailto:hw-list-bounces@list.hw.cz">mailto:hw-list-bounces@list.hw.cz</a>]
<b>On Behalf Of </b>Andrej Jancura<br>
<b>Sent:</b> Tuesday, August 26, 2014 9:24 PM<br>
<b>To:</b> HW-news<br>
<b>Subject:</b> Re: Tip na variant 555...<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
<div>
<div>
<p class="MsoNormal" style="margin-bottom:12.0pt">To uz by
bol velmi velky "pure" analog... Aj ked ja som v mojej
otazke nenapisal, ze by som rad tu frekvenciu menit
potenciometrom. To ma napadlo ako typicka aplikacia pre tu
555...
<o:p></o:p></p>
</div>
<p class="MsoNormal">A.<o:p></o:p></p>
</div>
<div>
<p class="MsoNormal" style="margin-bottom:12.0pt"><o:p> </o:p></p>
<div>
<p class="MsoNormal">2014-08-26 20:30 GMT+02:00 Kručinský
Ladislav <<a moz-do-not-send="true"
href="mailto:ladislav.krucinsky@linde-mh.cz"
target="_blank">ladislav.krucinsky@linde-mh.cz</a>>:<o:p></o:p></p>
<div>
<div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
lang="CS">A takový kacířský dotaz – co tak zkusit si
postavit astabilní klopný obvod z tranzistorů ?</span><span
lang="CS"><o:p></o:p></span></p>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
lang="CS">Nebo je to už moc „obsolete“ ?</span><span
lang="CS"><o:p></o:p></span></p>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
lang="CS"> </span><span lang="CS"><o:p></o:p></span></p>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
lang="CS">Zdravím</span><span lang="CS"><o:p></o:p></span></p>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
lang="CS">L. Kručinský</span><span lang="CS"><o:p></o:p></span></p>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"
lang="CS"> </span><span lang="CS"><o:p></o:p></span></p>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:35.4pt"><b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif""
lang="CS">From:</span></b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif""
lang="CS"> Hw-list [mailto:<a moz-do-not-send="true"
href="mailto:hw-list-bounces@list.hw.cz"
target="_blank">hw-list-bounces@list.hw.cz</a>]
<b>On Behalf Of </b>Andrej Jancura<br>
<b>Sent:</b> Tuesday, August 26, 2014 5:45 PM<br>
<b>To:</b> HW-news<br>
<b>Subject:</b> Re: Tip na variant 555...</span><span
lang="CS"><o:p></o:p></span></p>
<div>
<div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:35.4pt"><span
lang="CS"> <o:p></o:p></span></p>
<div>
<div>
<div>
<div>
<div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;margin-bottom:12.0pt;margin-left:35.4pt">
<span lang="CS">Dobry den,<o:p></o:p></span></p>
</div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;margin-bottom:12.0pt;margin-left:35.4pt">
<span lang="CS">velmi pekne dakujem za
Vase poznamky. Ja som uz pozrel na
stranku gme a maju aj obycajnu aj tu
TLC555.<o:p></o:p></span></p>
</div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:35.4pt"><span
lang="CS">Zatial mam len ideovu predstavu
na urovni nejakych funkcnych blokov. Z
tych Vasich poznamok ma hned napadlo, ze
problem bude pri tej tlc verzii
zatazitelnost
<o:p></o:p></span></p>
</div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;margin-bottom:12.0pt;margin-left:35.4pt">
<span lang="CS">vystupu, nakolko za tym by
mala ist mala impedancia. Pri normalnej 555
to nie je az taky problem, nakolko ta by
mala dat 200mA.<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:35.4pt"><span
lang="CS">Este raz velmi pekne dakujem.<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:35.4pt"><span
lang="CS"> <o:p></o:p></span></p>
</div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:35.4pt"><span
lang="CS">A.<o:p></o:p></span></p>
<div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;margin-bottom:12.0pt;margin-left:35.4pt">
<span lang="CS"> <o:p></o:p></span></p>
<div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:35.4pt"><span
lang="CS">2014-08-26 17:20 GMT+02:00 Petr
Labaj <<a moz-do-not-send="true"
href="mailto:labaj@volny.cz"
target="_blank">labaj@volny.cz</a>>:<o:p></o:p></span></p>
<div>
<div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:35.4pt"><span
style="font-family:"Arial
CE","sans-serif""
lang="CS">Pár poznámek, co jsem si
kdysi na toto téma napsal:</span><span
lang="CS"><o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:35.4pt"><span
lang="CS"> <o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:35.4pt"><span
style="font-family:"Arial
CE","sans-serif""
lang="CS">CMOS verze se liší
minimálním napětím, od kterého
pracují.<br>
Jedině LMC555 od National
Semiconductor má zaručované minimální<br>
napájení od 1.5 V a TLC555C má typ
1.33V (max 1.65V), ostatní jedou<br>
až od 2 V (TLC555, TS555, ICM7555
atd.), původní LM555 až od 4.5 V.</span><span
lang="CS"><o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:35.4pt"><span
lang="CS"> <o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:35.4pt"><span
style="font-family:"Arial
CE","sans-serif""
lang="CS">Dost rozdílné jsou proudové
zatižitelnosti. Např. TLC555 má (pro
L/H)<br>
-100mA/+10mA, TS555 a LMC555 mají
naopak -10mA/+50mA, ICM7555 to
explicitně<br>
neuvádí, ale vypadá to tak na
-10mA/+3mA, původní NE555 má
-200mA/+200mA.</span><span lang="CS"><o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:35.4pt"><span
lang="CS"> <o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:35.4pt"><span
style="font-family:"Arial
CE","sans-serif""
lang="CS">Ta LMC555 je i nejrychlejší,
jede až do typ. 3 MHz, ostatní jedou
do 0.1 MHz<br>
(min. puvodní LM555), 0.5 MHz (min.
ICM7555), 2.1 MHz (typ. TLC555)<br>
nebo 2.7 MHz (typ. TS555). Ale je taky
výrazně nejdražší.</span><span
lang="CS"><o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:35.4pt"><span
lang="CS"> <o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:35.4pt"><span
style="font-family:"Arial
CE","sans-serif""
lang="CS">TI dělá ještě verzi TLC551,
která jede již od 1 V, max. frekvence
je typ. 1.8 MHz.<br>
Běžně jsem ji ale nikde neviděl
dostupnou, prodává ji jen Farnell za
dost velké peníze.</span><span
lang="CS"><o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:35.4pt"><span
style="font-family:"Arial
CE","sans-serif""
lang="CS"><br>
Z CMOS verzí je nejlevnější a
nejdostupnější TS555, i parametrově je
velmi dobrá.</span><span lang="CS"><o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:35.4pt"><span
style="font-family:"Arial
CE","sans-serif";color:#888888"
lang="CS">PL</span><span lang="CS"><o:p></o:p></span></p>
</div>
<div>
<div>
<blockquote
style="border:none;border-left:solid
black 1.5pt;padding:0in 0in 0in
4.0pt;margin-left:3.75pt;margin-top:5.0pt;margin-right:0in;margin-bottom:5.0pt">
<div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:35.4pt"><span
style="font-size:10.0pt;font-family:"Arial","sans-serif""
lang="CS">----- Original Message
-----
</span><span lang="CS"><o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:35.4pt;background:#E4E4E4"><b><span
style="font-size:10.0pt;font-family:"Arial","sans-serif""
lang="CS">From:</span></b><span
style="font-size:10.0pt;font-family:"Arial","sans-serif""
lang="CS">
<a moz-do-not-send="true"
href="mailto:aj.hwlist@gmail.com"
target="_blank"
title="aj.hwlist@gmail.com">
Andrej Jancura</a> </span><span
lang="CS"><o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:35.4pt"><b><span
style="font-size:10.0pt;font-family:"Arial","sans-serif""
lang="CS">To:</span></b><span
style="font-size:10.0pt;font-family:"Arial","sans-serif""
lang="CS">
<a moz-do-not-send="true"
href="mailto:hw-list@list.hw.cz"
target="_blank"
title="hw-list@list.hw.cz">HW-news</a>
</span><span lang="CS"><o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:35.4pt"><b><span
style="font-size:10.0pt;font-family:"Arial","sans-serif""
lang="CS">Sent:</span></b><span
style="font-size:10.0pt;font-family:"Arial","sans-serif""
lang="CS"> Tuesday, August 26,
2014 4:48 PM</span><span
lang="CS"><o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:35.4pt"><b><span
style="font-size:10.0pt;font-family:"Arial","sans-serif""
lang="CS">Subject:</span></b><span
style="font-size:10.0pt;font-family:"Arial","sans-serif""
lang="CS"> Tip na variant 555...</span><span
lang="CS"><o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:35.4pt"><span
lang="CS"> <o:p></o:p></span></p>
</div>
<div>
<div>
<div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;margin-bottom:12.0pt;margin-left:35.4pt">
<span lang="CS">Dobry den,<o:p></o:p></span></p>
</div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;margin-bottom:12.0pt;margin-left:35.4pt">
<span lang="CS">chcel by som sa
spytat vazeneho osadenstva, ci
nahodou neviete o nejakom
klone casovaca 555, ktory by
isiel spolahlivo kusok nad 1,1
MHz. Normalna 555 ide do
0,5MHz, len ja by som
potreboval nieco co by islo do
toho MHz. Pripadne neviete o
nejakom inom obvode, ktory by
dokazal generovat obdlznik v
rozsahu 0 - 1 MHz. Mna napada
len max038, ale mozno niekto
viete o nejakom inom obvode.
Dakujem.<o:p></o:p></span></p>
</div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:35.4pt"><span
lang="CS">A.<o:p></o:p></span></p>
</div>
</blockquote>
</div>
</div>
</div>
<p class="MsoNormal"
style="mso-margin-top-alt:auto;margin-bottom:12.0pt;margin-left:35.4pt">
<span lang="CS"><br>
_______________________________________________<br>
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<p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:35.4pt"><span
lang="CS"> <o:p></o:p></span></p>
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_______________________________________________<br>
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<p class="MsoNormal"><o:p> </o:p></p>
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<pre wrap="">_______________________________________________
HW-list mailing list - sponsored by <a class="moz-txt-link-abbreviated" href="http://www.HW.cz">www.HW.cz</a>
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