Adafruit-SMT-Breakout-PCB-for-QFN-or-TQFP-32-Pin-Adafruit-1163-p-The-Adafruit-SMT-Breakout-PCBs-for-32-pin-QFN-or-TQFP-solve-the-problem-that-not-all-chips-are-available-in-breadboard-friendly-packages-With-QFN-pinouts-on-one-side-&-TQFP-pinouts-on-the-other-the-boards-also-have-space-for-0-1in-pitch-headers-Soldering-the-chip-onto-the-correct-side-will-require-a-decent-soldering-iron-&-a-steady-h&-or-a-friend-with-a-reflow-oven-If-you-go-down-the-soldering-iron-route-Adafruit-ha