Kinetis K22: 50MHz Cortex-M4 Performance MCU, 512KB Flash, 64KB SRAM, Full-Speed USB, 121-MAPBGA
Freescale
Freescale - PK22DX256VLF5
$5.33
Freescale - PK22DX256VMB5
$5.87
Freescale - MK22DX128VMC5
$6.55
Freescale - MK22DX256VMC5
Freescale - MK22DN512VLH5
Freescale - MK22DN512VLK5
$6.57
