PIC18F4539-E/ML Z8F2421VN020EC ZGP323LSH4808C00TR HD6417720BP133CV DS87C550-QNL Z8F0223SH005EC ZGP323HAH4804C00TR C8051F126 PIC18F6585-E/L Z8F2421VN020SC ZGP323LSH4816C00TR M301N2F8TFP#U3 DS87C520-ENL Z8F0223SH005SC ZGP323HAH4808C00TR C8051F127 SAB80C537-N Z8F2422AR020EC ZGP323LSH4832C00TR AT87251G2D-RLTUM