Kinetis K 32-bit MCU, ARM Cortex-M4 core, 512KB Flash, 100MHz, USB, QFP 80
Freescale
Freescale - PK20DN512ZVLK10
Freescale - MK20DN512VLL10
* $9.65 - $14.90
Freescale - MK20DN512VLQ10
$10.38
Freescale - MK20DN512VMC10
Freescale - MK20DN512VMD10
$12.28
Freescale - MK20DN512ZAB10R
$9.44