Archive of the former Yahoo!Groups mailing list: Homebrew PCBs

previous by date index next by date
previous in topic topic list next in topic

Subject: Re: [Homebrew_PCBs] Question about ICs

From: "Stefan Trethan" <stefan_trethan@...>
Date: 2006-04-11

On Tue, 11 Apr 2006 17:57:34 +0200, alan00463 <alan00463@...> wrote:

> I have a basic question about through-hole technology:
>
>
> Are all 14 pin DIP's have the same footprint? 8 pin DIP's?
>
> Or does it depend on the technology (CMOS, TTL, etc.)?
>
> (Assuming you don't need to route traces between adjacent
>
> adjacent pins on the IC.)
>
>
> I am guessing maybe 14 pin DIP's all have the same basic footprint as
>
> do 8 pin DIP's. What has your experience been?
>

DIPs are for 14 pin usually all the same, the larger ones come in two
different widths which can lead to nasty mistakes...

To be sure you can always check the mechanical dimensions in the datasheet.

ST