*------------------------------------------------------------------------- * 7404 Hex Inverters * * The TTL Data Book, Vol 2, 1985, TI * tdn 06/23/89 Update interface and model names * .subckt 7404 A Y + optional: DPWR=$G_DPWR DGND=$G_DGND + params: MNTYMXDLY=0 IO_LEVEL=0 U1 inv DPWR DGND + A Y + D_04 IO_STD MNTYMXDLY={MNTYMXDLY} IO_LEVEL={IO_LEVEL} .ends .model D_04 ugate ( + tplhty=12ns tplhmx=22ns + tphlty=8ns tphlmx=15ns + ) *---------