Re: Sourcing Older MPC555 CPUs

"murphynetuk" <[email protected]> Sun, 14 Jun 2009 09:01:34 -0000
Newsgroups	gmane.comp.hardware.motorola.microcontrollers
Message-ID	<[email protected]>
--Bw9WwazWygZtd-PmLiDJ-1faKO52kTirRQvmhne
Content-Type: text/plain; charset=ISO-8859-1
Content-Transfer-Encoding: quoted-printable

Hi,

I'm afraid I can't help you with sourcing K3 chips, but I'm curious as to t=
he board layout differences required for the M mask chips?

I did a board design a few years ago which used the K3 chip, and if I need =
to change it I'd like to understand why...

Thanks, Ian


--- In [email protected], "cam13831" <cam13831@...> wrote:
>
>=20
> Good Morning,
>=20
> We are trying to source older MPC555 chips.  Specifically we are looking
> for MPC555LFMZP40 with the K3 mask (Mask Set 6K02A, 1K83H, 3K83H,
> 5K83H).  We have tried several places and have had no luck and
> unfortunately our current board layout does not allow us to do
> modifications at this time to use the later M mask.
>=20
> So I guess we were wondering if anyone would have any recommendations as
> to where we might be able to find someone that would have a supply of
> older stock (we are only looking for around 10 chips).
>=20
> Thanks and have a great day.
> Craig
>



--Bw9WwazWygZtd-PmLiDJ-1faKO52kTirRQvmhne
Content-Type: text/html; charset=ISO-8859-1
Content-Transfer-Encoding: 7bit



<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
</head>




<body style="background-color: #ffffff;">

<!--~-|**|PrettyHtmlStartT|**|-~-->
<div id="ygrp-mlmsg" style="width:655px; position:relative;">
<div id="ygrp-msg" style="width: 470px; margin:0; padding:0 25px 0 0; float:left; z-index:1;">
<!--~-|**|PrettyHtmlEndT|**|-~-->

    <div id="ygrp-text" >
            <!--~-|**|PrettyHtmlStart|**|-~-->
            <br><br>
      <!--~-|**|PrettyHtmlEnd|**|-~-->
      <p>Hi,<br>
<br>
I'm afraid I can't help you with sourcing K3 chips, but I'm curious as to the board layout differences required for the M mask chips?<br>
<br>
I did a board design a few years ago which used the K3 chip, and if I need to change it I'd like to understand why...<br>
<br>
Thanks, Ian<br>
<br>
--- In <a href="mailto:MPC500%40yahoogroups.com">MPC500@yahoogroups.<wbr>com</a>, &quot;cam13831&quot; &lt;cam13831@..<wbr>.&gt; wrote:<br>
&gt;<br>
&gt; <br>
&gt; Good Morning,<br>
&gt; <br>
&gt; We are trying to source older MPC555 chips.  Specifically we are looking<br>
&gt; for MPC555LFMZP40 with the K3 mask (Mask Set 6K02A, 1K83H, 3K83H,<br>
&gt; 5K83H).  We have tried several places and have had no luck and<br>
&gt; unfortunately our current board layout does not allow us to do<br>
&gt; modifications at this time to use the later M mask.<br>
&gt; <br>
&gt; So I guess we were wondering if anyone would have any recommendations as<br>
&gt; to where we might be able to find someone that would have a supply of<br>
&gt; older stock (we are only looking for around 10 chips).<br>
&gt; <br>
&gt; Thanks and have a great day.<br>
&gt; Craig<br>
&gt;<br>
<br>
</p>
 

    </div>  

    <!--~-|**|PrettyHtmlStart|**|-~-->
    <div width="1" style="color: white; clear: both;">__._,_.___</div>

           
  
    
    <!-- Start the section with Message In topic -->
    <div id="ygrp-actbar" style="clear: both; margini-bottom: 25px; white-space:nowrap; color: #666; text-align: right;">
              <span class="left" style="float: left; white-space:nowrap;">
          <a href="http://groups.yahoo.com/group/MPC500/message/3999;_ylc=X3oDMTM0a2NhZWpoBF9TAzk3MzU5NzE0BGdycElkAzYyNzYzODcEZ3Jwc3BJZAMxNzA2NTU0MjA1BG1zZ0lkAzQwMDIEc2VjA2Z0cgRzbGsDdnRwYwRzdGltZQMxMjQ0OTcwMTQxBHRwY0lkAzM5OTk-">
            Messages in this topic          </a> (<span class="bld" style="font-weight:bold;">2</span>)
        </span>
        <a href="http://groups.yahoo.com/group/MPC500/post;_ylc=X3oDMTJwdDN1azhrBF9TAzk3MzU5NzE0BGdycElkAzYyNzYzODcEZ3Jwc3BJZAMxNzA2NTU0MjA1BG1zZ0lkAzQwMDIEc2VjA2Z0cgRzbGsDcnBseQRzdGltZQMxMjQ0OTcwMTQx?act=reply&messageNum=4002">
          <span class="bld" style="font-weight:bold;">
            Reply          </span> (via web post)
        </a>  | 
        <a href="http://groups.yahoo.com/group/MPC500/post;_ylc=X3oDMTJla3RzZ2lpBF9TAzk3MzU5NzE0BGdycElkAzYyNzYzODcEZ3Jwc3BJZAMxNzA2NTU0MjA1BHNlYwNmdHIEc2xrA250cGMEc3RpbWUDMTI0NDk3MDE0MQ--" class="bld" style="font-weight:bold;">
          Start a new topic        </a>
          </div> 
    <!-------     Start Nav Bar  ------>
    <!-- |**|begin egp html banner|**| -->
    <div id="ygrp-vitnav" style="padding-top: 10px; font-family: Verdana; font-size: 77%; margin: 0;">
                <a href="http://groups.yahoo.com/group/MPC500/messages;_ylc=X3oDMTJlaWc5anBpBF9TAzk3MzU5NzE0BGdycElkAzYyNzYzODcEZ3Jwc3BJZAMxNzA2NTU0MjA1BHNlYwNmdHIEc2xrA21zZ3MEc3RpbWUDMTI0NDk3MDE0MQ--">Messages</a>  
        
        
            |    <a href="http://groups.yahoo.com/group/MPC500/links;_ylc=X3oDMTJmaDkyMzdnBF9TAzk3MzU5NzE0BGdycElkAzYyNzYzODcEZ3Jwc3BJZAMxNzA2NTU0MjA1BHNlYwNmdHIEc2xrA2xpbmtzBHN0aW1lAzEyNDQ5NzAxNDE-">Links</a>  
        
        
        
        
    </div>  
    <!-- |**|end egp html banner|**| -->

                <div id="ygrp-grfd" style="font-family: Verdana; font-size: 77%; padding: 15px 0;">
                  

              </div>
    
    <!-- yahoo logo -->
    <!-- |**|begin egp html banner|**| -->
    <div id="ygrp-ft" style="font-family: verdana; font-size: 77%; border-top: 1px solid #666; padding: 5px 0;">
      <a href="http://groups.yahoo.com/;_ylc=X3oDMTJkaW1mdGJuBF9TAzk3MzU5NzE0BGdycElkAzYyNzYzODcEZ3Jwc3BJZAMxNzA2NTU0MjA1BHNlYwNmdHIEc2xrA2dmcARzdGltZQMxMjQ0OTcwMTQx">
      <img src="http://us.i1.yimg.com/us.yimg.com/i/yg/img/logo/ma_grp_160.gif" height="15" width="106" border="0" alt="Yahoo! Groups"></a> <br>
      <a href="http://groups.yahoo.com/group/MPC500/join;_ylc=X3oDMTJmNjZudGZtBF9TAzk3MzU5NzE0BGdycElkAzYyNzYzODcEZ3Jwc3BJZAMxNzA2NTU0MjA1BHNlYwNmdHIEc2xrA3N0bmdzBHN0aW1lAzEyNDQ5NzAxNDE-">Change settings via the Web</a> (Yahoo! ID required) <br>
      Change settings via email: <a href="mailto:[email protected]?subject=Email Delivery: Digest">Switch delivery to Daily Digest</a> | <a href = "mailto:[email protected]?subject=Change Delivery Format: Traditional">Switch format to Traditional</a> <br>

      <a href="http://groups.yahoo.com/group/MPC500;_ylc=X3oDMTJkdjNiNXByBF9TAzk3MzU5NzE0BGdycElkAzYyNzYzODcEZ3Jwc3BJZAMxNzA2NTU0MjA1BHNlYwNmdHIEc2xrA2hwZgRzdGltZQMxMjQ0OTcwMTQx">
        Visit Your Group 
      </a> |
      <a href="http://docs.yahoo.com/info/terms/">
        Yahoo! Groups Terms of Use      </a> |
      <a href="mailto:[email protected]?subject=">
        Unsubscribe      </a> 
    </div>     <!-- |**|end egp html banner|**| -->
  </div> <!-- ygrp-msg -->

  
  <!-- Sponsor -->
  <!-- |**|begin egp html banner|**| -->
  <div id="ygrp-sponsor" style="width:160px; float:right; clear:none; margin:0 0 25px 0; background: white;">
    <!-- Network content -->
    
<!-- Start Recommendations -->
<div id="ygrp-reco">
     </div>
<!-- End Recommendations -->

	    <!-- Start vitality -->
	    <div id="ygrp-vital" style="background-color: #e0ecee; margin-bottom: 20px; padding: 2px 0 8px 8px;">
	      		<div id="vithd" style="font-size: 77%; font-family: Verdana; font-weight: bold; color: #333; text-transform: uppercase;">Recent Activity</div>
		<ul style="list-style-type:none; padding: 0; margin: 2px 0;">
		    
		    
		    
		    
		    
		    
		</ul>
	      	      <a href="http://groups.yahoo.com/group/MPC500;_ylc=X3oDMTJlaDhwaG9uBF9TAzk3MzU5NzE0BGdycElkAzYyNzYzODcEZ3Jwc3BJZAMxNzA2NTU0MjA1BHNlYwN2dGwEc2xrA3ZnaHAEc3RpbWUDMTI0NDk3MDE0MQ--">
		Visit Your Group	      </a>
	    </div> 
	    	    	      
	    <!-- Network content -->
	    	      <div style="background-color:#EEEEEE; margin-bottom:20px; padding:10px 8px;">    <div id="nc">
              <div class="ad" style="color:#628C2A; font-family:Arial; font-weight:bold;">
                        <div id="hd1">Give Back</div>
  <p><a href="http://us.lrd.yahoo.com/_ylc=X3oDMTJtNnZlY2NpBF9TAzk3MzU5NzE0BF9wAzEEZ3JwSWQDNjI3NjM4NwRncnBzcElkAzE3MDY1NTQyMDUEc2VjA25jbW9kBHNsawNicmFuZARzdGltZQMxMjQ0OTcwMTQx;_ylg=1/SIG=11314uv3k/**http%3A//brand.yahoo.com/forgood" style="text-decoration:none; color:#1E66AE; font-weight: normal;">Yahoo! for Good</a></p>
  <p style="color: #000000; font-weight: normal;">Get inspired</p>
  <p style="color: #000000; font-weight: normal;">by a good cause.</p>
                  </div>
                    <div class="ad" style="color:#628C2A; font-family:Arial; font-weight:bold;">
                        <div id="hd1">Y! Toolbar</div>
  <p><a href="http://us.lrd.yahoo.com/_ylc=X3oDMTJvdTdlb3U4BF9TAzk3MzU5NzE0BF9wAzIEZ3JwSWQDNjI3NjM4NwRncnBzcElkAzE3MDY1NTQyMDUEc2VjA25jbW9kBHNsawN0b29sYmFyBHN0aW1lAzEyNDQ5NzAxNDE-;_ylg=1/SIG=11c6dvmk9/**http%3A//toolbar.yahoo.com/%3F.cpdl=ygrps" style="text-decoration:none; color:#1E66AE; font-weight: normal;">Get it Free!</a></p>
  <p style="color: #000000; font-weight: normal;">easy 1-click access</p>
  <p style="color: #000000; font-weight: normal;">to your groups.</p>
                  </div>
                    <div class="ad" style="color:#628C2A; font-family:Arial; font-weight:bold;">
                        <div id="hd1">Yahoo! Groups</div>
  <p><a href="http://groups.yahoo.com/start;_ylc=X3oDMTJvOXIxM2ZkBF9TAzk3MzU5NzE0BF9wAzMEZ3JwSWQDNjI3NjM4NwRncnBzcElkAzE3MDY1NTQyMDUEc2VjA25jbW9kBHNsawNncm91cHMyBHN0aW1lAzEyNDQ5NzAxNDE-" style="text-decoration:none; color:#1E66AE; font-weight: normal;">Start a group</a></p>
  <p style="color: #000000; font-weight: normal;">in 3 easy steps.</p>
  <p style="color: #000000; font-weight: normal;">Connect with others.</p>
                  </div>
          </div>
</div>
	    
	  </div> 	  <!-- |**|end egp html banner|**| -->
	  <div style="clear:both; color: #FFF; font-size:1px;">.</div>
	</div> 		  <img src="http://geo.yahoo.com/serv?s=97359714/grpId=6276387/grpspId=1706554205/msgId=4002/stime=1244970141/nc1=1/nc2=2/nc3=3" width="1" height="1"> <br>
	
	<div style="color: white; clear: both;">__,_._,___</div>
	<!--~-|**|PrettyHtmlEnd|**|-~-->
	</body>
	<!--~-|**|PrettyHtmlStart|**|-~-->
	<head>
<style type="text/css">
<!--
#ygrp-mkp{
  border: 1px solid #d8d8d8;
  font-family: Arial;
  margin: 14px 0px;
  padding: 0px 14px;
}
#ygrp-mkp hr{
  border: 1px solid #d8d8d8;
}
#ygrp-mkp #hd{
  color: #628c2a;
  font-size: 85%;
  font-weight: bold;
  line-height: 122%;
  margin: 10px 0px;
}
#ygrp-mkp #ads{
  margin-bottom: 10px;
}
#ygrp-mkp .ad{
  padding: 0 0;
}
#ygrp-mkp .ad a{
  color: #0000ff;
  text-decoration: none;
}
-->
</style>
</head>
	<head>
<style type="text/css">
<!--
#ygrp-sponsor #ygrp-lc{
  font-family: Arial;
}
#ygrp-sponsor #ygrp-lc #hd{
  margin: 10px 0px;
  font-weight: bold;
  font-size: 78%;
  line-height: 122%;
}
#ygrp-sponsor #ygrp-lc .ad{
  margin-bottom: 10px;
  padding: 0 0;
}
-->
</style>
</head>
	<head>
	<style type="text/css">
	<!--
	#ygrp-mlmsg {font-size:13px; font-family: arial,helvetica,clean,sans-serif;*font-size:small;*font:x-small;}
	#ygrp-mlmsg table {font-size:inherit;font:100%;}
	#ygrp-mlmsg select, input, textarea {font:99% arial,helvetica,clean,sans-serif;}
	#ygrp-mlmsg pre, code {font:115% monospace;*font-size:100%;}
	#ygrp-mlmsg * {line-height:1.22em;}
	#ygrp-text{
	    font-family: Georgia;	
	}
	#ygrp-text p{
	    margin: 0 0 1em 0;
	}

	dd.last p a {
          font-family: Verdana;
          font-weight: bold;
	}

	#ygrp-vitnav{
		padding-top: 10px;
		font-family: Verdana;
		font-size: 77%;
		margin: 0;
	}
	#ygrp-vitnav a{
		padding: 0 1px;
	}
	#ygrp-mlmsg #logo{
	  padding-bottom: 10px;
	}

	#ygrp-reco {
	margin-bottom: 20px;
	padding: 0px;
	}
	#ygrp-reco #reco-head {
		font-weight: bold;
		color: #ff7900;
	}

	#reco-category{
        	font-size: 77%;
	}
	#reco-desc{
        	font-size: 77%;
	}

	#ygrp-vital a{
		text-decoration: none;
	}

	#ygrp-vital a:hover{
	  text-decoration: underline;
	}

	#ygrp-sponsor #ov ul{
		padding: 0 0 0 8px;
		margin: 0;
	}
	#ygrp-sponsor #ov li{
		list-style-type: square;
		padding: 6px 0;
		font-size: 77%;
	}
	#ygrp-sponsor #ov li a{
		text-decoration: none;
		font-size: 130%;
	}
	#ygrp-sponsor #nc{
	  background-color: #eee;
	  margin-bottom: 20px;
	  padding: 0 8px;
	}
	#ygrp-sponsor .ad{
		padding: 8px 0;
	}
	#ygrp-sponsor .ad #hd1{
		font-family: Arial;
		font-weight: bold;
		color: #628c2a;
		font-size: 100%;
		line-height: 122%;
	}
	#ygrp-sponsor .ad a{
		text-decoration: none;
	}
	#ygrp-sponsor .ad a:hover{
		text-decoration: underline;
	}
	#ygrp-sponsor .ad p{
		margin: 0;
		font-weight: normal;
		color: #000000;
	}
	o{font-size: 0; }
	.MsoNormal{
	   margin: 0 0 0 0;
	}
	#ygrp-text tt{
	  font-size: 120%;
	}
	blockquote{margin: 0 0 0 4px;}
	.replbq{margin:4}

dd.last p span {
  margin-right: 10px;
  font-family: Verdana;
  font-weight: bold;
}

dd.last p span.yshortcuts {
  margin-right: 0;
}

div.photo-title a,
div.photo-title a:active,
div.photo-title a:hover,
div.photo-title a:visited {
    text-decoration: none;
}

div.file-title a,
div.file-title a:active,
div.file-title a:hover,
div.file-title a:visited {
    text-decoration: none;
}

#ygrp-msg p#attach-count {
    clear: both;
    padding: 15px 0 3px 0;
    overflow: hidden;
}

#ygrp-msg p#attach-count span {
    color: #1E66AE;
    font-weight: bold;
}

div#ygrp-mlmsg #ygrp-msg p a span.yshortcuts {
    font-family: Verdana;
    font-size: 10px;
    font-weight: normal;
}

#ygrp-msg p a {
    font-family: Verdana;
    font-size: 10px;
}

#ygrp-mlmsg a {
    color: #1E66AE;
}

div.attach-table div div a {
    text-decoration: none;
}

div.attach-table {
    width: 400px;
}

	-->
	</style>
	</head>
	<!--~-|**|PrettyHtmlEnd|**|-~-->
	</html><!--End group email -->


--Bw9WwazWygZtd-PmLiDJ-1faKO52kTirRQvmhne--