T491A225M016ZTZ001 MBRT60020L IPX-010BSAXG SN74LS20N TSM-105-01-T-SV-P-TR GJM1555C1H2R1GB01J CLT-112-02-H-D-BE-K SN74LS247DR IRFU024 FTS-106-01-L-DV-A-P