You may also find that the OSC circuit differs and power consumption may be afected (worse in B). Microchip seem to have sacrificed performance on the alter of economies of waferscale... James Wilson | -----Original Message----- | From: Nicholas Irias [mailto:nirias@PACBELL.NET] | Sent: 26 June 2000 05:32 | To: PICLIST@MITVMA.MIT.EDU | Subject: [PIC]: "A" vs "B" variants of PICs | | Does anyone have a reference indicating what the differences are: | The "B" parts seem cheaper (at least the EPROM or JW versions) at digikey. | Is there some drawback to the "B" part? | -Nicholas