NXP Semiconductors Data Sheet: Technical Data MKW41Z/31Z/21Z Data Sheet A Bluetooth® Low Energy, IEEE® Standard 802.15.4, Generic FSK System on a Chip (SoC) Supports the following: MKW41Z512VHT4, MKW31Z512VHT4, MKW21Z512VHT4, MKW41Z256VHT4, MKW31Z256VHT4, MKW21Z256VHT4,MKW41Z512CAT4,MKW31Z512CAT4 MKW41Z512 Rev.
4, 03/2018 MKW41Z512 MKW31Z512 MKW21Z512 MKW41Z256 MKW31Z256 MKW21Z256 48 LQFN 75 WLCSP 7 x 7 x 0.98 mm Pitch 3.893 x 3.797 x 0.564 0.5 mm mm Pitch 0.4 mm Multi-Standard Radio Sys