The package for the nRF21540 is a QFN16 package with an exposed die pad. The recommended footprint can be found in the reference design files, they are available in Altium and Gerber formats and can be downloaded here:
The package for the nRF21540 is a QFN16 package with an exposed die pad. The recommended footprint can be found in the reference design files, they are available in Altium and Gerber formats and can be downloaded here:
