SerDes (Serializer/Deserializer)

Product Specifications

Technical details and manufacturing context for SerDes (Serializer/Deserializer)

Definition

SerDes (Serializer/Deserializer) is a critical component within High-Speed Interconnect systems, enabling efficient data transmission over limited physical channels. It serializes parallel data streams from a source (e.g., a processor or memory controller) into a single, high-speed serial stream for transmission across a cable, backplane, or chip-to-chip link. At the receiving end, it deserializes the incoming high-speed serial stream back into parallel data for the destination device. This technology is fundamental to overcoming the limitations of parallel bus architectures (like signal skew and pin count) at multi-gigabit data rates. The serializer takes a wide parallel data bus (e.g., 8, 16, or 32 bits) and uses a multiplexer and a high-speed clock to output the data sequentially on a single differential pair. The deserializer uses a clock and data recovery (CDR) circuit to extract the clock signal embedded in the incoming serial data stream, then uses this recovered clock to sample the data and convert it back into a parallel format using a demultiplexer. Advanced SerDes incorporate encoding schemes (like 8b/10b, 64b/66b, or PAM4) for DC balance, clock recovery, and error detection, along with equalization (pre-emphasis, de-emphasis, continuous-time linear equalization, decision feedback equalization) to compensate for channel losses and inter-symbol interference. In industrial applications, SerDes devices are used in high-speed networking, data centers, and embedded systems where high bandwidth and low latency are required. They are available in various configurations, with data rates per lane ranging from 1 to 112 Gbps, and support multiple lanes (1 to 16) per device. Supply voltages typically range from 0.9 to 1.8 V, and power consumption varies from 0.5 to 5 W depending on data rate and lane count. Industrial-grade devices operate over a temperature range of -40 to 85 °C and are designed to meet ESD tolerance of ±2 to ±8 kV per IEC 61000-4-2. Package options include QFN-32 to FCBGA-256, and jitter (RMS) is typically 0.5 to 5 ps at maximum data rate. Bit error rates can be as low as 1e-15 to 1e-12 with proper equalization. Input/output logic levels are compatible with common standards, ranging from 1.2 to 3.3 V. Latency, including serializer and deserializer, is typically 10 to 100 ns. Devices are rated for non-condensing humidity of 5% to 95% RH. When selecting a SerDes, verify model-specific parameters such as data rate, lane count, power consumption, and package type with the manufacturer, as these values are reference ranges and may vary by specific part number and application. Always confirm compliance with relevant standards and ensure the device meets the requirements of your system's interface and environmental conditions.

Working Principle

The serializer takes a wide parallel data bus (e.g., 8, 16, or 32 bits) and uses a multiplexer and a high-speed clock to output the data sequentially on a single differential pair. The deserializer uses a clock and data recovery (CDR) circuit to extract the clock signal embedded in the incoming serial data stream, then uses this recovered clock to sample the data and convert it back into a parallel format using a demultiplexer. Advanced SerDes incorporate encoding schemes (like 8b/10b, 64b/66b, or PAM4) for DC balance, clock recovery, and error detection, along with equalization (pre-emphasis, de-emphasis, continuous-time linear equalization, decision feedback equalization) to compensate for channel losses and inter-symbol interference.

Common Materials

Silicon (Semiconductor)

Technical Parameters

Parameter	Typical range	Notes & selection driver
Data Rate	1–112 Gbps	Per lane, depending on standard
Number of Lanes	1–16 lanes	Configurable per device
Supply Voltage	0.9–1.8 V	Core and I/O voltages
Power Consumption	0.5–5 W	Depends on data rate and lanes
Operating Temperature	-40–85 °C	Industrial grade
ESD Tolerance	±2–±8 kV	HBM modelIEC 61000-4-2
Package Type	QFN-32–FCBGA-256	Depends on pin count
Jitter (RMS)	0.5–5 ps	At maximum data rate
Bit Error Rate	1e-15–1e-12	With proper equalization
Input/Output Logic Level	1.2–3.3 V	Compatible with common standards
Latency	10–100 ns	Includes serializer and deserializer
Humidity (Non-condensing)	5–95 % RH	Operating range

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

Components / BOM

Parallel-to-Serial Converter (Serializer)
Multiplexes parallel input data into a high-speed serial output stream.

Material: Silicon
Serial-to-Parallel Converter (Deserializer) Part
Demultiplexes the incoming high-speed serial data stream into parallel output data.

Material: Silicon
Clock and Data Recovery (CDR) Circuit
Extracts the clock signal from the incoming serial data stream to synchronize the deserializer.

Material: Silicon
Transmitter (TX) Driver
Amplifies and drives the serialized data onto the physical transmission medium (e.g., with pre-emphasis).

Material: Silicon
Receiver (RX) Equalizer
Compensates for channel losses and inter-symbol interference in the received serial signal (e.g., using CTLE or DFE).

Material: Silicon
Phase-Locked Loop (PLL)
Generates the high-frequency clock required for serialization and deserialization.

Material: Silicon

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for SerDes (Serializer/Deserializer).

Applied To / Applications

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

High-Speed Interconnect

View system integration details

Manufacturers of SerDes (Serializer/Deserializer)

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Frequently Asked Questions

What is the typical data rate range for SerDes devices?

Per lane, the data rate can range from 1 to 112 Gbps, depending on the standard and configuration. The actual data rate must be verified for the specific model and application.

How many lanes can a SerDes support?

SerDes devices can support from 1 to 16 lanes per device, configurable depending on the specific part. The number of lanes affects the total bandwidth and power consumption.

What are the common package types for SerDes?

Package types range from QFN-32 to FCBGA-256, depending on the pin count and device complexity. The exact package is specified by the manufacturer for each model.

What is the operating temperature range for industrial-grade SerDes?

Industrial-grade SerDes typically operate from -40 to 85 °C. However, always check the datasheet for the specific device to confirm the temperature range and other environmental ratings.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification

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pressure:	N/A (solid-state IC, no pressure rating)
other spec:	Data rate: 1 Gbps to 112 Gbps per lane, Power supply: 0.8V to 1.2V, Jitter tolerance: <0.3 UI
temperature:	-40°C to +125°C (industrial grade)

Product Specifications

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