7.3 Memory Chip Organiza A2 ?? AS A6 47 A8 49 A10 A17 A16Function 0 0 Add 0 Subtract Operand B 1 1 Divide A12 A13 Al4 AIS A16 Function SelectA 1716 15 1413 1211109 8 76543210 00 o 0000000 00000000 00000000 00 0 0000000 00000001 00000001 00 000 00000 000000 1O 0 00 000 10 o00 0 0i 0 00000i i i 1000000011 00000010 000001 10 10 0000001100000011 00001001 Figure 7-13 A lookup table (LUT) implements an eight-bit ALU