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	Intel 4004

HansWobbe

11-15-2009 11:59 AM

55 views

HansWobbe says:

Happy birthday to Intel's "4004"!
Its performance specifications are an interesting milestone indicating how far we've come.

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<div style="margin: 12px 0px; font-family: arial; color: #333333; background: #ffffff; border: solid 4px #e5e5e5; width: 100%; clear: left;"><div class="CM_CTB_Content_Wrap" style="margin: 0px; padding: 0px;background-color: #ffffff;"><div style="border-bottom: solid 1px #dcdcdc; white-space: nowrap; margin-bottom: 8px; background-color: #eeeeee ;background-image: url(http://clipmarks.com/images/source-bg.gif); background-repeat: repeat-x; height: 24px; line-height: 24px; vertical-align: middle; padding-bottom: 4px; color: #666666; font-size: 10px;" ><a href="http://clipmarks.com/clip-to-blog/" title="see clips that are hot right now"><img src="http://content.clipmarks.com/blog_embed/715ae81b-8907-4b33-83ad-b09c9c1e45eb/51FD1DC8-93DC-468F-A680-CD71AF2842DD/" alt="" width="19" height="19" border="0" style="vertical-align: middle; margin: 0px 4px; display: inline; border: none; float:none;" /></a>clipped from <a title="http://en.wikipedia.org/w/index.php?title=Intel_4004&oldid=325988545" href="http://en.wikipedia.org/w/index.php?title=Intel_4004&oldid=325988545" style="font-size: 11px;">en.wikipedia.org</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://en.wikipedia.org/w/index.php?title=Intel_4004&oldid=325988545"><P>The 4004 was released on November 15, 1971.<SUP class="reference" id="cite_ref-Gilder_1990_0-0"><A href="#cite_note-Gilder_1990-0" bitly="BITLY_PROCESSED"><SPAN>[</SPAN>1<SPAN>]</SPAN></A></SUP> Packaged in a 16-pin ceramic <A title="Dual in-line package" href="http://en.wikipedia.org/wiki/Dual_in-line_package" bitly="BITLY_PROCESSED">dual in-line package</A>, the 4004 is the first computer processor designed and manufactured by <A title="Integrated circuit" href="http://en.wikipedia.org/wiki/Integrated_circuit" bitly="BITLY_PROCESSED">chip</A> maker <A class="mw-redirect" title="Intel" href="http://en.wikipedia.org/wiki/Intel" bitly="BITLY_PROCESSED">Intel</A>, which previously made <A title="Semiconductor" href="http://en.wikipedia.org/wiki/Semiconductor" bitly="BITLY_PROCESSED">semiconductor</A> memory chips. The chief designers of the chip were <A title="Federico Faggin" href="http://en.wikipedia.org/wiki/Federico_Faggin" bitly="BITLY_PROCESSED">Federico Faggin</A> and <A title="Marcian Hoff" href="http://en.wikipedia.org/wiki/Marcian_Hoff" bitly="BITLY_PROCESSED">Ted Hoff</A> of Intel, and <A title="Masatoshi Shima" href="http://en.wikipedia.org/wiki/Masatoshi_Shima" bitly="BITLY_PROCESSED">Masatoshi Shima</A> of <A title="Busicom" href="http://en.wikipedia.org/wiki/Busicom" bitly="BITLY_PROCESSED">Busicom</A> (later of <A class="mw-redirect" title="ZiLOG" href="http://en.wikipedia.org/wiki/ZiLOG" bitly="BITLY_PROCESSED">ZiLOG</A>, founded by Federico Faggin).</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://en.wikipedia.org/w/index.php?title=Intel_4004&oldid=325988545"><P>The <B>Intel 4004</B> is a <A title="4-bit" href="http://en.wikipedia.org/wiki/4-bit" bitly="BITLY_PROCESSED">4-bit</A> <A title="Central processing unit" href="http://en.wikipedia.org/wiki/Central_processing_unit" bitly="BITLY_PROCESSED">central processing unit</A> (CPU) released by <A title="Intel Corporation" href="http://en.wikipedia.org/wiki/Intel_Corporation" bitly="BITLY_PROCESSED">Intel Corporation</A> in 1971. The 4004 is the first complete CPU on one chip, the first commercially available microprocessor, a feat made possible by the use of the new silicon gate technology allowing the integration of a higher number of transistors and a faster speed than was possible before. The 4004 employed a 10 <A title="Micrometre" href="http://en.wikipedia.org/wiki/Micrometre" bitly="BITLY_PROCESSED">μm</A> silicon-gate enhancement load <A title="PMOS logic" href="http://en.wikipedia.org/wiki/PMOS_logic" bitly="BITLY_PROCESSED">pMOS</A> technology and could execute approximately 92,000 <A title="Instructions per second" href="http://en.wikipedia.org/wiki/Instructions_per_second" bitly="BITLY_PROCESSED">instructions per second</A> (that is, a single instruction cycle was 10.8 <A title="Microsecond" href="http://en.wikipedia.org/wiki/Microsecond" bitly="BITLY_PROCESSED">microseconds</A>).</P></blockquote></div><div style="margin: 0px 6px 6px 4px;"><table style="font-size: 11px;border-spacing: 0px;padding: 0px;" cellpadding="0" cellspacing="0" width="100%"><tr><td style="background:transparent;border-width:0px;padding:0px;">&nbsp;</td><td align="right" style="background:transparent;border-width:0px;padding:0px;width:107px" width="107"><a href="http://clipmarks.com/share/51FD1DC8-93DC-468F-A680-CD71AF2842DD/blog/" title="blog or email this clip"><img src="http://content8.clipmarks.com/images/c2b-foot.png" border="0" alt="blog it" width="107" height="17" style="border-width:0px;padding:0px;margin:0px;" /></a></td></tr></table></div></div>

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