型号:54LS169FMQB
厂商:NSC[National Semiconductor]
大小:165.95 Kbytes
页数:共8页
功能:Synchronous 4-Bit Up/Down Binary Counter
厂商:TI1[Texas Instruments]
大小:415.9 Kbytes
页数:共10页
功能:SYNCHRONOUS 4-BIT UP/DOWN BINARY COUNTERS