関連ワード:  how to make 3-8 decoder using 2-4 decoder    make a 3 8 decoder using two 2 4 decoders    3 to 8 decoder using 2 to 4 decoder    3 to 8 decoder using 1 to 2 decoder    4*16 decoder using two 3*8 decoder  
結果 : how to make 3-8 decoder using 2-4 decoder