No testing needed with the entry in my previous post with my footprint generator.

With the listed values, exact same numbers as in Altera's data sheet, the generator
will create a perfect footprint.  That's why I went through the trouble of designing
the ClientBasic script.

____________
Brian Guralnick


----- Original Message -----
From: "Michael Schmitt" <[EMAIL PROTECTED]>
To: "Protel EDA Forum" <[EMAIL PROTECTED]>
Sent: Thursday, September 06, 2001 5:08 AM
Subject: Re: [PEDA] Altera 144Pin TQFP Landing Pattern


| No Problem, i can send it to you, we use this device so the footprint is
| very well tested :-)
|
| If you want contact me.
|
| Dipl.-Ing. (FH) Michael Schmitt
| Baumer Ident GmbH
| Entwicklung / Development Department
| Hertzstr. 10
| D-69469 Weinheim
| Deutschland / Germany
| Tel. +49 (0) 6201 9957 - 30
| Fax. +49 (0) 6201 9957 - 99
| E-Mail : [EMAIL PROTECTED]
| Web: http://www.baumerident.com
|
|
| [EMAIL PROTECTED] schrieb:
| >
| > Hi,
| >
| > I need a landing pattern for Altera  p/n EP1K30TC144-2.  The package is a 144
| > Pin TQFP package.
| >
| > I typically use the recommended landing pattern from the manufacturer;
| > however, Altera only provides the physical dimensions of the part itself.  I
| > attempted to use the land pattern calculator, on the IPC website, using these
| > dimensions, but the pad size was clearly calculated incorrectly (one
| > dimension of the pad was the width of the entire part).
| >
| > At this point, I think I'll return to the IPC website to isolate my problem.
| > I'd appreciate learning how others handle this situation.
| >
| > Thanks,
| > Steve Allen
|
| --
|
|

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