MC14580B 4×4多端寄存器Pdf资料

应用功能：4×4多端寄存器 The MC14580B is a 4 by 4 multiport register useful in small scratch pad memories, arithmetic operations when coupled with an adder, and other data storage applications. It allows independent reading of any two words (or the same word at both outputs) while writing into any one of four words.