INDUSTRY COMPONENT

Clock Distribution Network

Clock distribution network synchronizes timing signals across electronic systems for precise operation.

Component Specifications

Definition
A clock distribution network is an electronic circuit system that distributes a master clock signal to multiple components within a digital system, ensuring synchronized timing across all subsystems. It minimizes clock skew, jitter, and signal degradation through careful routing, buffering, and impedance matching techniques.
Working Principle
The network receives a master clock signal from an oscillator, then uses buffers, drivers, and transmission lines to distribute identical timing pulses to all connected components. It employs techniques like H-tree routing, phase-locked loops (PLLs), and delay-locked loops (DLLs) to maintain signal integrity and synchronization across physical distances.
Materials
Copper traces on FR-4 PCB substrate, silicon-based integrated circuits (ICs), ceramic or quartz crystal oscillators, gold-plated connectors, and shielding materials.
Technical Parameters
  • Jitter < 1 ps RMS
  • Impedance 50 Ω or 75 Ω
  • Clock Skew < 50 ps
  • Frequency Range 1 MHz to 10 GHz
  • Power Consumption 10 mW to 5 W
  • Operating Temperature -40°C to 85°C
Standards
ISO 11898, DIN EN 61131

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Clock Distribution Network.

Parent Products

This component is used in the following industrial products

Engineering Analysis

Risks & Mitigation
  • Signal degradation over distance
  • Electromagnetic interference (EMI)
  • Thermal-induced timing drift
  • Power supply noise affecting clock stability
FMEA Triads
Trigger: Poor impedance matching in transmission lines
Failure: Signal reflections causing clock skew and jitter
Mitigation: Use controlled impedance routing and termination resistors
Trigger: Inadequate power supply filtering
Failure: Power noise coupling into clock signals, increasing jitter
Mitigation: Implement dedicated power planes and decoupling capacitors

Industrial Ecosystem

Compatible With

Interchangeable Parts

Compliance & Inspection

Tolerance
±0.01% frequency stability, ±5% impedance matching
Test Method
Eye diagram analysis, time-domain reflectometry (TDR), spectrum analysis, jitter measurement using oscilloscopes

Buyer Feedback

★★★★☆ 4.9 / 5.0 (26 reviews)

"Reliable performance in harsh Computer, Electronic and Optical Product Manufacturing environments. No issues with the Clock Distribution Network so far."

"Testing the Clock Distribution Network now; the technical reliability results are within 1% of the laboratory datasheet."

"Impressive build quality. Especially the technical reliability is very stable during long-term operation."

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Frequently Asked Questions

What is clock skew in a distribution network?

Clock skew is the timing difference between the arrival of clock signals at different components, which can cause synchronization errors if not minimized.

How does a clock distribution network reduce jitter?

It uses PLLs, DLLs, and low-noise power supplies to stabilize the clock signal and filter out timing variations.

Can I contact factories directly?

Yes, each factory profile provides direct contact information.

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