Timingdiagramm

TimingDiagramm is a graphical representation of the timing relationships between signals in a digital or mixed-signal system, shown as a function of time. It is used to illustrate how a circuit responds to a clock, when data is valid, and how different signals interact at specific moments. Timing diagrams are common in electronics design, documentation, and education, helping engineers verify sequences and detect hazards or timing violations.

A typical TimingDiagramm includes a time axis, multiple signal waveforms, and annotations. Signals are drawn as horizontal lines; transitions are vertical when a signal changes state. Clock signals are marked by regular rising or falling edges; data lines show when a value becomes valid relative to clock edges. Additional signals such as enables, selects, or reset lines may be included. Common timing concepts shown are setup and hold times, propagation delays, clock skew, and valid-time windows.

Creation and use: They can be drawn by hand for planning or teaching, or produced by simulation and synthesis tools from hardware description languages. They serve as documentation for asynchronous interfaces, counter sequences, state machines, and pipeline stages, and as a reference during debugging and verification.

Limitations: Timing diagrams are illustrative and approximate; they depend on a target technology and operating conditions. They are not precise timing models and may omit corner cases. For formal analysis, separate timing constraints and worst-case checks are used.

See also: timing analysis, setup/hold time, propagation delay, clock domain crossing.