How Those NES DIP Chips Were Reduced To QFNs

The entire world of console modding qualified prospects us to some incredibly outstanding jobs, and a the latest one we highlighted of observe was a portable NES manufactured by [Redherring32]. It was exclusive since the unique NES personalized DIP chips experienced been sanded down to one thing like a surface-mount QFN package deal. Back when our colleague [Arya] wrote up the task there was not significantly data, but due to the fact then the entire information have been set up in a GitHub repository. Maybe of most desire, it includes a total tutorial for the chip-sanding course of action.

To choose irreplaceable traditional chips and sand them down should acquire some guts, but the premise is a sound ample 1. Inside a DIP offer is a chip carrier and a world-wide-web of speak to strips that go to the pins, this approach simply sands absent the epoxy to expose those strips for new contacts. The final result can then be reflowed as would transpire with any QFN, and employed in a new, lesser NES.

Together the way this offers a intriguing perception into DIP building that most of us never ever see. If any of you have ever managed to tiredness a pin off a DIP, you’ll also no question be considering how the procedure could be used to reattach a conductor.

You can study our original protection of the undertaking in this article.