1. Minimum Clock Period Calculate the minimum clock period for the One-bus organization of the MIPS processor. Use the timing specifications provided below. Datapath Component Access Time / Propagation Delay Registers 90 ps ALU 95 ps Adder 70 ps Sign-Extension Unit 15 ps Shift-left Unit 10 ps Multiplexers 20 ps Instruction Memory 200 ps Data Memory 250 ps Consider the following when calculating the minimum clock period: 1. The steps (or actions) needed to fetch an instruction from program memory. 2. The steps (or actions) needed to execute the ADD instruction. 3. The steps (or actions) needed to execute the ADDI instruction. 4. The steps (or actions) needed to execute the LOAD WORD instruction