Industry-Verified Manufacturing Data (2026)

Clock Generator

Based on aggregated insights from multiple verified factory profiles within the CNFX directory, the standard Clock Generator used in the Computer, Electronic and Optical Product Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Clock Generator is characterized by the integration of Crystal Oscillator and Phase-Locked Loop (PLL) Circuit. In industrial production environments, manufacturers listed on CNFX commonly emphasize Silicon (for integrated circuits) construction to support stable, high-cycle operation across diverse manufacturing scenarios.

Electronic circuit that generates precise timing signals for synchronizing operations within a Central Processing Unit.

Product Specifications

Technical details and manufacturing context for Clock Generator

Definition
A clock generator is a critical component within a Central Processing Unit (CPU) that produces a continuous stream of electrical pulses at a fixed frequency. These timing signals coordinate and synchronize the execution of instructions, data transfers, and other operations across the CPU's various functional units, ensuring proper sequencing and preventing data corruption.
Working Principle
Typically utilizes a crystal oscillator (e.g., quartz) to generate a highly stable base frequency. This signal is then processed by a phase-locked loop (PLL) circuit to multiply, divide, or condition the frequency as required by the CPU's internal clock domains. The output is a square wave clock signal distributed throughout the CPU.
Common Materials
Silicon (for integrated circuits), Quartz crystal
Technical Parameters
  • The fundamental output frequency of the clock signal, determining the pace of CPU operations. (Hz) Customizable
Components / BOM
  • Crystal Oscillator
    Provides a stable, precise reference frequency using the piezoelectric effect of a quartz crystal.
    Material: Quartz crystal, metal electrodes
  • Phase-Locked Loop (PLL) Circuit
    Compares the reference frequency with a feedback signal to generate a multiplied, stable output frequency with low jitter.
    Material: Silicon (integrated circuit)
  • Clock Buffer/Driver
    Amplifies the clock signal to drive the capacitive load of the CPU's internal circuitry across the chip.
    Material: Silicon (integrated circuit)
Engineering Reasoning
1.8-3.3 V, 1-200 MHz, -40°C to +85°C
Voltage deviation beyond ±5% of nominal, frequency jitter exceeding 50 ps RMS, phase noise above -100 dBc/Hz at 10 kHz offset
Design Rationale: Electromigration in CMOS transistors at current densities exceeding 1×10⁶ A/cm², dielectric breakdown at electric fields >10 MV/cm, thermal stress from coefficient of thermal expansion mismatch (17 ppm/°C for silicon vs 4 ppm/°C for quartz)
Risk Mitigation (FMEA)
Trigger Power supply voltage transient exceeding 20% of nominal for >100 ns
Mode: Phase-locked loop lock loss causing clock signal loss of synchronization
Strategy: Integrated voltage regulator with 50 mV line regulation, on-die decoupling capacitors totaling 100 nF
Trigger Crystal oscillator mechanical shock exceeding 5000 g for 0.5 ms
Mode: Quartz crystal fracture resulting in complete frequency generation failure
Strategy: MEMS-based resonator with 10,000 g shock tolerance, epoxy underfill with 25 GPa Young's modulus

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Clock Generator.

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Industrial Ecosystem & Supply Chain DNA

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: N/A (solid-state electronic component)
other spec: Frequency stability: ±50 ppm, Jitter: <1 ps RMS, Supply voltage: 1.8V to 3.3V
temperature: -40°C to +125°C (industrial grade)
Media Compatibility
✓ Printed Circuit Board (PCB) mounting ✓ Embedded systems with digital logic ✓ Microprocessor/microcontroller clock networks
Unsuitable: High-voltage or high-current power switching environments
Sizing Data Required
  • Required output frequency (MHz/GHz)
  • Number of output clock signals needed
  • Power supply voltage and power consumption constraints

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Oscillator Drift
Cause: Aging of crystal oscillator components, temperature fluctuations, or power supply instability leading to frequency inaccuracies and timing errors.
Output Signal Degradation
Cause: Component fatigue (e.g., capacitors, transistors), electromagnetic interference (EMI), or poor solder joints causing signal distortion, jitter, or complete loss of clock output.
Maintenance Indicators
  • Audible high-pitched whine or clicking from the device, indicating oscillator instability or component stress.
  • Visual signs of overheating (discoloration, bulging capacitors) or erratic system behavior (e.g., frequent resets, data corruption) linked to clock timing issues.
Engineering Tips
  • Implement environmental controls: Maintain stable operating temperatures and clean power supply with proper filtering to reduce thermal stress and electrical noise on oscillator circuits.
  • Adopt predictive maintenance: Use frequency counters or oscilloscopes for periodic monitoring of clock signal integrity and jitter, replacing aging components (e.g., crystals, capacitors) proactively based on performance trends.

Compliance & Manufacturing Standards

Reference Standards
ISO 9001:2015 (Quality Management Systems) IEC 61000-4-3 (Electromagnetic Compatibility) RoHS Directive (Restriction of Hazardous Substances)
Manufacturing Precision
  • Frequency Stability: +/-50 ppm
  • Output Jitter: <1 ps RMS
Quality Inspection
  • Frequency Accuracy Test (using precision frequency counter)
  • EMC Compliance Test (radiated emissions)

Factories Producing Clock Generator

Verified manufacturers with capability to produce this product in China

✓ 97% Supplier Capability Match Found

T Technical Director from Canada Feb 23, 2026
★★★★★
"As a professional in the Computer, Electronic and Optical Product Manufacturing sector, I confirm this Clock Generator meets all ISO standards."
Technical Specifications Verified
P Project Engineer from United States Feb 20, 2026
★★★★☆
"Standard OEM quality for Computer, Electronic and Optical Product Manufacturing applications. The Clock Generator arrived with full certification. (Delivery took slightly longer than expected, but technical support was excellent.)"
Technical Specifications Verified
S Sourcing Manager from United Arab Emirates Feb 17, 2026
★★★★★
"Great transparency on the Clock Generator components. Essential for our Computer, Electronic and Optical Product Manufacturing supply chain."
Technical Specifications Verified
Verification Protocol

“Feedback is collected from verified sourcing managers during RFQ (Request for Quote) and factory evaluation processes on CNFX. These reports represent historical performance data and technical audit summaries from our B2B manufacturing network.”

14 sourcing managers are analyzing this specification now. Last inquiry for Clock Generator from Vietnam (1h ago).

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Frequently Asked Questions

What is the primary function of a clock generator in computer systems?

A clock generator produces precise timing signals that synchronize operations within a Central Processing Unit (CPU) and other components, ensuring coordinated data processing and system stability.

Why is quartz crystal used in clock generators?

Quartz crystals provide exceptional frequency stability and accuracy due to their piezoelectric properties, making them ideal for generating reliable timing signals in electronic circuits.

How does a Phase-Locked Loop (PLL) circuit improve clock generator performance?

PLL circuits maintain precise frequency synchronization, reduce jitter, and enable frequency multiplication, allowing clock generators to produce stable, high-quality timing signals for demanding applications.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

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