00333nam a2200121 a 450000500170000002000150001708200200003210000200005224500570007226000400012930000230016970000190019220251203110306.0  a0133957241  a621.381042bJOH  aJohnson, Howard  aHigh-speed digital designba handbook of black magic  aNew JerseybPrentice Hall PTRc1993  axi,447p.c22cmbHB  aGraham, Martin