Kinetis W 32-bit MCU, ARM Cortex-M4 core, 512KB Flash, 50 MHz, 2.4 GHz Radio, LGA 63
Freescale
Freescale - MKW21D256VHA5
$7.36
Freescale - MKW21D512VHA5
$11.55
Freescale - MKW24D512VHA5
$7.19
