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ECE 448 Lecture 14

ECE 448 Lecture 14. Timing Analysis. Timing Analysis (1). Timing Analysis (2). d’ comb ij. Violation of Hold or Setup Time. Response of a Flip-Flop to Timing Violation. There exists a third and unstable point of equilibrium between the two stable states representing

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ECE 448 Lecture 14

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  1. ECE 448 Lecture 14 Timing Analysis ECE 448 – FPGA and ASIC Design with VHDL

  2. Timing Analysis (1) ECE 448 – FPGA and ASIC Design with VHDL

  3. Timing Analysis (2) d’combij ECE 448 – FPGA and ASIC Design with VHDL

  4. Violation of Hold or Setup Time

  5. Response of a Flip-Flop to Timing Violation There exists a third and unstable point of equilibrium between the two stable states representing the binary states 0 and 1 respectively.

  6. Patterns of Metastable Behavior

  7. Response to Timing Violation

  8. Impact on Downstream Circuitry

  9. Part of a Block Diagram Part of an ASM Chart . . . en_x en_y . . . Implemented at 100 MHz, clk input is 100 MHz Implemented at 100 MHz, clk input is 50 MHz

  10. Part of a Block Diagram Part of an ASM Chart . . . en_x en_x2 en_x4 en_y . . . Implemented at 100 MHz, clk input is 100 MHz

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