Ultra-Low Power MSP430 with 64 KB Flash 48-VQFN -40 to 85
Texas Instruments
Texas Instruments - MSP430F5242IRGZR
$2.25 - $3.42
Texas Instruments - MSP430F5242IRGZT
$2.28 - $6.84
Texas Instruments - MSP430F5242
$2.25 - $5.72
Texas Instruments - MSP430F5242I GZT