206 4582B Look Ahead Carry Block Mm Be ues a ~~ ees DESIGNATION | PIN NO's FUNCTION ae abe EVER SF RAE -.-= ActiveLow G0,G1,62,G3 3,1,14,5 Carry Generate tnouts Gi 16 Vop st Active-Low PO.PTP2PS 4,2.15,6 Carry-Propagate inputs ma 15 Pe Cr a Carry Input nz Pa 13 Cm 10 Active-Low Group G, 12 Gos P 7 Active-Low Group P36: 11 Cray Carry-Propagate Output P? 106 Vas 8. 9 Craz IAG r Mc1asave Cy Cr Ca Co Crea Ge GP Ge Gop GOPO Cag = G1 PT Carey G2P2 Chey G3 P3 Cn mc14se28 ar a 16 BIT ALU. Two-Level Look Ansad BA ty TRE @ X 754d { VDT typ [wax [Mi i Ry FS se & 7 VP 10; 20h ns [2-7 | = bop Toor + ~ UES IY bOI: Fa+7 10V] 56] 100! ns i 15V|_ 40] 80 =f - OOM, Fr VIMY LTRESUS CS EMTRS Stati Bot ne TRC - ASSOLMARDET, 16> hOMMEMMRTRS. di, SHCMASHESTLICED, R5ica, ey DrcHees | 10V | 50] 100 | ns _| we . IV} 40; 80] ns | AS Slee MH TPL V [345 | 690] ns | Els | HDL45828 o CN -> our) HOY { 140 280 | ns_| R38 15V{ 110; 220] ns | RSF Vi] 345) 690] ns | =3 aN our) [OV 40 [260 ns [a2 mat 15V | 110] 220] ns | MOT | WC145828 ele Vv NS Cpex = G0 + (POSC,) tPLH 5 BS n ~~ 10V ns | RCA Cosy = GT + (PT GO) + (Fi @ PO eC,,) _ ( ) Rsv ns |SGS Chez 2 G2 + (PZ Gi) + (P2 PT @ GO) + (P20 PT ePOeC,) VF ns 1S1G G = G3 + (P35 G2) + (P30 PZ @ G1) + (P1 @ P2 PS GO) + PHL FoPbeFie Fy PB ( ) How ns_| SSS | SCL45828 e isv ns Vbd| min | typ | Mtr 5V Miz rep 10V Wiz 15V Miz