Use this electronics calculation for a first-pass component, converter, signal, motor, or sensor estimate when the stated operating conditions and units match the device data.

Gross MOST link rate (Mb/s)

Required number input.

Payload efficiency

Required number input.

Estimate usable MOST payload bandwidth from gross link bit rate and measured or specified payload-efficiency fraction. The tool evaluates the supplied inputs together and returns the named outputs below; it does not infer omitted operating conditions or change the units shown.^[1]

Usable payload bandwidth (Mb/s)

The resulting usable payload bandwidth returned as a number.

• Signal-integrity estimates depend on edge rate, channel loss, impedance discontinuities, termination, encoding, equalization, clock recovery, jitter decomposition, crosstalk, connectors, vias, and receiver masks. Aggregate budgets must use compatible statistical or worst-case conventions.
• Use finite inputs in the displayed units and preserve more precision than the final presentation requires. Independently verify safety-critical, financial, compliance, or production decisions.

Check the result against the current datasheet and worst-case operating corners, then verify the circuit or measurement with simulation and bench testing where failure matters.

• CAN Bus Load Percentage

  Calculate measured CAN bus utilization from total transmitted on-wire bits, link bit rate, and observation duration; bit stuffing must already be counted.

• MIPI Lane Rate

  Calculate required per-lane serial rate from aggregate payload rate, active lane count, and specified usable payload efficiency.

• PCIe Link Bandwidth

  Estimate one-direction PCIe payload bandwidth from transfer rate, lane count, and the selected generation's encoding efficiency; excludes packet overhead.