Receiver (RX) for SerDes Systems

Product Specifications

Technical details and manufacturing context for Receiver (RX)

Definition

In a Serializer/Deserializer (SerDes) system, the Receiver (RX) is the critical component that accepts a high-speed serial data signal from a transmission medium (like a cable or backplane). Its primary function is to recover the clock signal embedded within the incoming data, sample the data stream accurately, deserialize it (convert it from a serial bitstream back into parallel data words), and often perform signal conditioning, equalization, and error detection/correction to compensate for signal degradation during transmission. The receiver is typically implemented as an integrated circuit (IC) fabricated on silicon, and it interfaces with the host system (e.g., an FPGA, ASIC, or processor) through parallel data outputs and control/status signals. Key parameters that define its performance include data rate per lane (ranging from 1 to 28 Gbps), number of lanes (1 to 8), input sensitivity (minimum differential signal amplitude for reliable detection, 10 to 100 mV), output voltage (compatible with CMOS or LVCMOS logic levels, 0.8 to 1.2 V), supply voltage (core and I/O, 1.8 to 3.3 V with ±5% tolerance), power consumption (0.5 to 2.5 W depending on data rate and lane count), operating temperature (-40 to 85 °C industrial grade, extended range available), storage temperature (-55 to 125 °C), relative humidity (5 to 95% non-condensing), ESD tolerance (2 to 4 kV HBM per IEC 61000-4-2), package type (QFN-32 to QFN-64), package size (5×5 to 9×9 mm body size, excluding leads), and weight (0.5 to 2.0 g approximate, depending on package). These values are directory reference ranges and must be confirmed for the actual model and application with the legal manufacturer or supplier. The receiver's role is essential for maintaining signal integrity in high-speed data links, and its design must account for channel characteristics and system requirements.

Working Principle

The Receiver operates by first using a clock and data recovery (CDR) circuit to extract the timing information from the incoming serial data stream. This recovered clock is used to sample the data at the optimal point in each bit period. An analog front-end, which may include a continuous time linear equalizer (CTLE) or decision feedback equalizer (DFE), compensates for channel losses and inter-symbol interference (ISI). The sampled data is then passed through a deserializer (a serial-in, parallel-out shift register) to convert the high-speed serial stream into lower-speed parallel data for processing by the host system (e.g., an FPGA, ASIC, or processor).

Common Materials

Silicon (for integrated circuits)

Technical Parameters

Parameter	Typical range	Notes & selection driver
Data Rate	1–28 Gbps	Per lane; higher rates require better signal integrity
Number of Lanes	1–8	Parallel lanes for higher aggregate throughput
Input Sensitivity	10–100 mV	Minimum differential signal amplitude for reliable detection
Output Voltage	0.8–1.2 V	Compatible with CMOS or LVCMOS logic levels
Supply Voltage	1.8–3.3 V	Core and I/O supplies; tolerances ±5%
Power Consumption	0.5–2.5 W	Depends on data rate and lane count
Operating Temperature	-40–85 °C	Industrial grade; extended range available
Storage Temperature	-55–125 °C	Non-operating condition
Relative Humidity	5–95 %	Non-condensing
ESD Tolerance	2–4 kV	HBM modelIEC 61000-4-2
Package Type	QFN-32–QFN-64	Footprint varies with pin count
Package Size	5×5–9×9 mm	Body size; excludes leads
Weight	0.5–2.0 g	Approximate, depends on package

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

Analog Front-End (AFE)
Amplifies and equalizes the incoming analog serial signal to compensate for channel losses and prepare it for sampling.

Material: Silicon
Clock and Data Recovery (CDR) Circuit
Extracts the clock signal from the incoming data stream and generates a precise sampling clock.

Material: Silicon
Sampler/Decision Circuit
Uses the recovered clock to sample the equalized data signal and convert it into a digital bitstream.

Material: Silicon
Deserializer (SIPO) Part
A serial-in, parallel-out shift register that converts the high-speed serial bitstream into parallel data words.

Material: Silicon

Applied To / Applications

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

Serializer/Deserializer (SerDes)

View system integration details

Communication PHY (Physical Layer)

View system integration details

Manufacturers of Receiver (RX)

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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 · Page last updated 6 September 2026

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Frequently Asked Questions

What is the primary function of a Receiver (RX) in a SerDes system?

The primary function is to receive a high-speed serial data stream from a transmission medium, recover the embedded clock, sample the data accurately, and deserialize it into parallel data words for the host system. It may also perform signal conditioning and error detection.

What are typical data rates supported by a Receiver?

Typical data rates per lane range from 1 to 28 Gbps, depending on the specific model and application. Higher rates require better signal integrity and more advanced equalization techniques.

How does the Receiver handle signal degradation?

It uses an analog front-end with equalizers such as CTLE or DFE to compensate for channel losses and inter-symbol interference. The CDR circuit also helps to align sampling with the optimal point in the bit period.

What should I verify before selecting a Receiver for my design?

You should verify model-specific parameters such as data rate, number of lanes, input sensitivity, output voltage, supply voltage, power consumption, operating temperature, package type, and ESD tolerance with the legal manufacturer or supplier, as the values listed are reference ranges.

Data Basis

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

Preliminary Technical Classification

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voltage:	0.8V to 1.2V (core), 1.8V to 3.3V (I/O)
data rate:	1 Gbps to 28 Gbps (depending on technology node)
temperature:	-40°C to +125°C (typical industrial range)
power dissipation:	50 mW to 500 mW per channel

Receiver (RX)

Product Specifications

Applied To / Applications

Industrial Ecosystem & Supply Chain Structure

Application Fit & Sizing Matrix

Reliability & Engineering Risk Analysis