![pcb - How do I calculate the x & y dimensions of pin 1 for a QFN package? - Electrical Engineering Stack Exchange pcb - How do I calculate the x & y dimensions of pin 1 for a QFN package? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/QI5OS.png)
pcb - How do I calculate the x & y dimensions of pin 1 for a QFN package? - Electrical Engineering Stack Exchange
![Open Cavity QFN Package Organic Air Cavity QFN Mirror Semiconductor cavity package MEMS package, M-QFN, F-QFN, A-QFN, MA-QFN, FA-QFN, Dome Lid, Flat Lid, MLP Open-Pak, MLP Open Pak, Open Cavity Plastic Packages . . . . . . . . Open Cavity QFN Package Organic Air Cavity QFN Mirror Semiconductor cavity package MEMS package, M-QFN, F-QFN, A-QFN, MA-QFN, FA-QFN, Dome Lid, Flat Lid, MLP Open-Pak, MLP Open Pak, Open Cavity Plastic Packages . . . . . . . .](http://www.mirrorsemi.com/images/M-QFN_Outline.gif)
Open Cavity QFN Package Organic Air Cavity QFN Mirror Semiconductor cavity package MEMS package, M-QFN, F-QFN, A-QFN, MA-QFN, FA-QFN, Dome Lid, Flat Lid, MLP Open-Pak, MLP Open Pak, Open Cavity Plastic Packages . . . . . . . .
![QFN - Dummy Quad No Lead Semiconductor Package with Daisy Chain, QFN , MO-220, M0-229 , MO-229 , M0229 , ISOLATED QFN , QFN ISO NON DAISY CHAIN QFN , DR-QFN Dual QFN - Dummy Quad No Lead Semiconductor Package with Daisy Chain, QFN , MO-220, M0-229 , MO-229 , M0229 , ISOLATED QFN , QFN ISO NON DAISY CHAIN QFN , DR-QFN Dual](https://www.topline.tv/images/QFN_Daisy-Chain_Bottom_750x440.jpg)