MCU 32-bit Stellaris ARM Cortex M3 RISC 64KB Flash 2.5V/3.3V 108-Pin NF-BGA T/R
Texas Instruments
Texas Instruments - LM3S2139-IBZ25-A2
$11.11 - $20.83
Texas Instruments - LM3S2139
$27.97 - $32.80
Texas Instruments - LM3S2139-IQC25-A2
$32.80 - $32.80
Texas Instruments - LM3S2139-IQC25-A2T
$27.97 - $24.76