According to Federico Faggin[1]: The 8008 used P-channel silicon gate MOS technology and was packaged in an 18-pin package: a very poor choice, imposed by Inte

According to Federico Faggin[1]: The 8008 used P-channel silicon gate MOS technology and was packaged in an 18-pin package: a very poor choice, imposed by Intel management’s aversion to high pin-count packages. [1]: http://www.intel4004.com/qa8008_8080.htm http://www.intel4004.com/qa8008_8080.htm