RF Cafe Software

RF Cascade Workbook 2005 - RF Cafe
RF Cascade Workbook

Calculator Workbook
RF Workbench
Smith Chartâ„¢ for Visio
Smith Chartâ„¢ for Excel
RF & EE Symbols Word
RF Stencils for Visio

About RF Cafe

Kirt Blattenberger - RF Cafe WebmasterCopyright
1996 - 2016
Webmaster:
Kirt Blattenberger,
 BSEE - KB3UON

RF Cafe began life in 1996 as "RF Tools" in an AOL screen name web space totaling 2 MB. Its primary purpose was to provide me with ready access to commonly needed formulas and reference material while performing my work as an RF system and circuit design engineer. The Internet was still largely an unknown entity at the time and not much was available in the form of WYSIWYG ...

All trademarks, copyrights, patents, and other rights of ownership to images and text used on the RF Cafe website are hereby acknowledged.

My Hobby Website:
 AirplanesAndRockets.com

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BGA Pad Count Matrix

BGA Pin Counting - RF CafeThis matrix is based on information found on the Emulation Technology website.

To use this table, select the ball grid array size, e.g. 8x8, and then look in the column giving the number of rows of pads; e.g., 2, and the intersecting cell shows the number of balls (or pins). Referring to the drawing to the left, in this example, an 8x8 array with a 2 rows of balls has 16 balls along the top and bottom edges and 8 balls along each side, for a total of 48 balls.

Ball Pitch Code Table (mm)
1 = 1.50 3 = 1.00 5 = 0.50 7= 2.50 9= 0.65
2 = 1.27 4 = 0.75 6 = 0.80 8= 2.54