新IDT7140SA25PF AT83C220K105M CY7C1399B-15Z

打字AT8356404IG1T AT83C220K105M AT80C51RD2-UM AT82C256-15PU

贴片直插AT83C220K105M，AT5221-1.8KER，AT5231-1.5KER，6

贴片直插AT83C220K105M，AT89C5122D-IM，AT89C51RB2-IM