型号：74ACT521SJ
厂商：FAIRCHILD[Fairchild Semiconductor]
大小：115.79 Kbytes
页数：共9页
功能：8-Bit Identity Comparator
型号：74ACT521SJX
厂商：ON Semiconductor
大小：99.69 Kbytes
功能：IC COMPARATOR IDENTITY 8B 20SOP
