This is a double sided PTH SMD to DIP adapter PCB. This PCB supports QFP, FQFP, LQFP, TQFP packages. One side of this PCB supports packages with 0.5 mm track width from 32/44/64/80 to 100 pins and another side is for 0.8 mm track width packages from 32 to 64 pins.