Industry-Verified Manufacturing Data (2026)

Multiplexer (MUX) / Shift Register

Based on aggregated insights from multiple verified factory profiles within the CNFX directory, the standard Multiplexer (MUX) / Shift Register 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 Multiplexer (MUX) / Shift Register is characterized by the integration of Multiplexer Circuit and Shift Register Array. In industrial production environments, manufacturers listed on CNFX commonly emphasize Silicon construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A digital logic component that combines multiplexing and shift register functionality for parallel-to-serial data conversion.

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Product Specifications

Technical details and manufacturing context for Multiplexer (MUX) / Shift Register

Definition
Within a Serializer (Parallel-in Serial-out) system, this component serves as the core data processing unit. It first multiplexes multiple parallel input channels into a single data stream, then uses shift register functionality to sequentially output the data in serial format, enabling efficient data transmission and interface conversion.
Working Principle
The component operates by first selecting between multiple parallel input lines using multiplexer logic based on control signals. The selected parallel data is then loaded into a shift register, where clock signals control the sequential shifting of bits from the parallel register to a single serial output line, converting parallel data to serial format.
Common Materials
Silicon
Technical Parameters
  • Number of parallel input bits that can be processed (bits) Standard Spec
Components / BOM
  • Multiplexer Circuit
    Selects between multiple parallel input channels based on control signals
    Material: silicon
  • Shift Register Array
    Stores and sequentially shifts data bits for serial output
    Material: silicon
  • Control Logic Unit
    Manages timing and control signals for multiplexer selection and shifting operations
    Material: silicon
  • Clock Input Buffer
    Conditions and distributes clock signals to shift register elements
    Material: silicon
Engineering Reasoning
3.3-5.0 V DC, 0-85°C ambient temperature, 0-100 MHz clock frequency
Supply voltage below 2.7 V or above 5.5 V, junction temperature exceeding 125°C, clock frequency above 120 MHz
Design Rationale: CMOS transistor threshold voltage violation at low voltage, gate oxide breakdown at high voltage, carrier mobility degradation and electromigration at elevated temperatures, propagation delay exceeding clock period at high frequency
Risk Mitigation (FMEA)
Trigger Clock signal jitter exceeding 200 ps peak-to-peak
Mode: Data corruption during parallel-to-serial conversion
Strategy: Implement clock distribution network with matched trace lengths and termination resistors, use low-jitter crystal oscillator with phase-locked loop
Trigger Simultaneous switching of 8+ parallel inputs within 2 ns
Mode: Ground bounce exceeding 400 mV causing false logic state detection
Strategy: Implement input signal conditioning with Schmitt triggers, add decoupling capacitors (100 nF ceramic + 10 μF tantalum) at power pins, use staggered input timing with 5 ns spacing

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Multiplexer (MUX) / Shift Register.

parallel to serial data converter MUX silicon shift register multiplexer digital logic component for optical manufacturing MUX shift register control logic unit clock input buffer multiplexer circuit

Applied To / Applications

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

Serializer (Parallel-in Serial-out)
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Industrial Ecosystem & Supply Chain DNA

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
voltage: 1.8V to 5.5V (operating range), ±0.5V tolerance
temperature: -40°C to +85°C (industrial grade), -55°C to +125°C (military grade)
clock frequency: DC to 100 MHz (typical), up to 200 MHz (high-speed variants)
power consumption: 10 μW to 50 mW (depending on configuration and speed)
Media Compatibility
✓ Digital control systems ✓ Data acquisition systems ✓ Serial communication interfaces
Unsuitable: High-voltage or high-current switching applications (requires additional drivers)
Sizing Data Required
  • Data width (number of parallel inputs)
  • Required clock frequency/serial data rate
  • Power supply voltage and power budget

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Signal Degradation
Cause: Contact wear or contamination in switching elements leading to increased resistance and signal loss.
Timing Failure
Cause: Clock signal instability or propagation delay accumulation causing incorrect data shifting or output.
Maintenance Indicators
  • Intermittent or erratic output signals during operation
  • Abnormal heating or audible buzzing from the device
Engineering Tips
  • Implement regular cleaning and inspection of contacts/connectors to prevent contamination buildup
  • Use proper voltage regulation and shielding to maintain stable clock signals and reduce electrical noise

Compliance & Manufacturing Standards

Reference Standards
IEC 60747-14-1:2010 (Semiconductor devices - Part 14-1: Semiconductor sensors - General and classification) ISO 9001:2015 (Quality management systems - Requirements) ANSI/ESD S20.20-2021 (Protection of Electrical and Electronic Parts, Assemblies and Equipment)
Manufacturing Precision
  • Pin-to-pin spacing: +/-0.1mm
  • Signal propagation delay: +/-5% of nominal value
Quality Inspection
  • Electrical continuity and isolation testing
  • Temperature cycling and thermal shock testing

Factories Producing Multiplexer (MUX) / Shift Register

Verified manufacturers with capability to produce this product in China

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✓ 94% Supplier Capability Match Found

T Technical Director from United Arab Emirates Feb 19, 2026
★★★★★
"Impressive build quality. Especially the technical reliability is very stable during long-term operation."
Technical Specifications Verified
P Project Engineer from Australia Feb 16, 2026
★★★★☆
"As a professional in the Computer, Electronic and Optical Product Manufacturing sector, I confirm this Multiplexer (MUX) / Shift Register meets all ISO standards. (Delivery took slightly longer than expected, but technical support was excellent.)"
Technical Specifications Verified
S Sourcing Manager from Singapore Feb 13, 2026
★★★★★
"Standard OEM quality for Computer, Electronic and Optical Product Manufacturing applications. The Multiplexer (MUX) / Shift Register arrived with full certification."
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.”

19 sourcing managers are analyzing this specification now. Last inquiry for Multiplexer (MUX) / Shift Register from Poland (57m ago).

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Frequently Asked Questions

What is the primary function of this MUX/shift register component?

This component combines multiplexing and shift register functionality to convert parallel data inputs into a serial output stream, commonly used in data transmission and signal processing applications.

What industries typically use this type of digital logic component?

It's primarily used in computer, electronic, and optical product manufacturing for applications like data communication systems, display drivers, memory interfaces, and digital signal processing equipment.

How does the control logic unit function in this component?

The control logic unit manages the timing and selection operations, coordinating between the multiplexer circuit and shift register array to ensure synchronized parallel-to-serial data conversion based on clock signals.

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.

Data Specifications verified by CNFX Industrial Index (v2.6.03) for Computer, Electronic and Optical Product Manufacturing sector.

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