Serializer (MUX): Power Supply 1.8V or 3.3V

Q: What is the difference between a serializer and a multiplexer?

While often used interchangeably, a serializer specifically converts parallel data to serial format, while a multiplexer can combine multiple signals regardless of format. In practice, serializers implement multiplexing functionality for parallel data streams.

Q: What are common applications for serializers in industrial systems?

Serializers are essential in high-speed data transmission systems including industrial cameras, radar systems, medical imaging equipment, telecommunications infrastructure, and automated test equipment where parallel data needs efficient serial transmission.

Component Specifications

Definition

The serializer, also known as a multiplexer (MUX), is a critical digital circuit component within transmitters that aggregates multiple parallel input signals into a single high-speed serial output stream. It operates by sequentially sampling each parallel input channel and transmitting the data over a single transmission line, enabling efficient bandwidth utilization and reduced interconnect complexity in communication systems.

Working Principle

The serializer operates on time-division multiplexing principles, where parallel data inputs are sampled at a controlled clock rate. An internal shift register sequentially loads parallel data bits, then shifts them out serially at a higher frequency synchronized to the transmission clock. Clock data recovery circuits ensure proper synchronization between parallel-to-serial conversion and transmission timing.

Materials

Semiconductor silicon substrate with copper interconnects, typically packaged in QFN (Quad Flat No-leads) or BGA (Ball Grid Array) packages with gold-plated contacts. Dielectric materials include silicon dioxide and low-k dielectrics for high-frequency operation.

Technical Parameters

Parameter	Typical range	Notes & selection driver
Data Rate	Up to 28 Gbps
Package Type	QFN-48, BGA-196
Power Supply	1.8V or 3.3V
Input Channels	4:1, 8:1, or 16:1 configurations
Jitter Performance	< 0.1 UI RMS
Operating Temperature	-40°C to +85°C

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Standards

ISO/IEC 11801, IEC 61000-4-2, JESD204B

Parent Products

This component is used in the following industrial products

Transmitter (TX)

The transmitter (TX) is the component within a Serializer/Deserializer (SerDes) system responsible for converting parallel data into a high-speed serial data stream and driving it onto a transmission medium.

View Product Details

Engineering Analysis

Risks & Mitigation

Clock skew between parallel and serial domains
Signal integrity degradation at high frequencies
Electromagnetic interference susceptibility
Thermal management in high-density packaging

FMEA Triads

Trigger: Clock signal instability or jitter
Failure: Data corruption during parallel-to-serial conversion
Mitigation: Implement phase-locked loops with low-jitter oscillators and proper clock distribution networks

Trigger: Power supply noise or voltage droop
Failure: Timing violations and bit errors in serial output
Mitigation: Use dedicated power planes, decoupling capacitors, and voltage regulators with adequate current capacity

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance

±100 ppm frequency stability, ±5% voltage regulation

Test Method

Eye diagram analysis, bit error rate testing, jitter measurement per JESD204B standard

Procurement Evaluation Criteria

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation

Request current drawings, revision history, and a signed specification sheet.

Manufacturing capability

Verify equipment lists, process limits, capacity, and representative production evidence.

Inspection readiness

Confirm test methods, calibrated equipment, sampling plans, and traceable reports.

Supplier transparency

Check the legal entity, factory address, ownership, certifications, and direct contacts.

CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.

Manufacturers of Serializer (MUX)

Manufacturer profiles associated with Serializer (MUX).

Sourcing Serializer (MUX) from China?

Tell us your specification and target quantity — we will match it against manufacturer records and come back with the factories that fit.

Request manufacturers We manufacture this

Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Compiled and source-reviewed by the CNFX editorial team. Each manufacturer above links to the page on that company's own website where the product is listed, with the date we checked it. How we source and review

Related Components

Dielectric Layer

Insulating layer in surface mount capacitors that stores electrical energy through polarization.

Optical Window

Transparent optical component for light transmission in polycarbonate lens housings

PCB Substrate

PCB substrate is the foundational insulating layer that provides mechanical support and electrical connectivity for electronic components in high-speed memory modules.

Edge Connector

Edge connector is a printed circuit board (PCB) connector that mates with the edge of another PCB, commonly used in high-speed memory modules for reliable electrical connections.

Frequently Asked Questions

What is the difference between a serializer and a multiplexer?