MCU 16-Bit/32-Bit Hercules TMS570 ARM Cortex R4F RISC 3072KB Flash 1.2V/3.3V 144-Pin LQFP
Texas Instruments
Texas Instruments - TMX5703137BZWTQQ1
$44.42
Texas Instruments - TMX5703137BPGEQQ1
$40.68
Texas Instruments - TMS5703137BZWTQQ1
* $35.67