They count counter-clockwise, from pin 1. In 99.999%, pin 1 is
the top, left corner.
The exception in the PLCC package, where pin 1 in the in
middle of the top row (the package is a square).
The thing to remember is to count
counter-clockwise.
So, for a 8-pin part, pin 1 is "across" from pin
8.
Paul S.
----- Original Message -----From: Aardvark-miSent: Wednesday, October 17, 2001 9:41 AMSubject: [motm] Silly IC pin questionOk, here's an IC question from a never touched an IC before MOTM non-EE type!If pin 1 on an IC is the one with the dot than what are the other pins?Do they go1-3-5-7 on one side and2-4-6-8 on the otheror1-2-3-45-6-7-8or1-2-3-48-7-6-5orIs it a secret that you could tell me but you'd have to kill me!!!TxAl Wagner
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