Editorial Technical Reference

Line Driver/Receiver IC

This page explains how Line Driver/Receiver IC is classified within Computer, Electronic and Optical Product Manufacturing. Technical values and manufacturer relationships are research references; confirm the current specification and supplier evidence for each order.

Technical Definition & Core Assembly

Integrated circuit that transmits and receives digital signals over communication lines with enhanced signal integrity.

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Product Specifications

Technical details and manufacturing context for Line Driver/Receiver IC

Definition
A line driver/receiver IC is a specialized integrated circuit used in serial communication interfaces to condition digital signals for reliable transmission over cables. It combines a line driver, which converts low-voltage logic signals into higher-voltage differential signals suitable for long-distance transmission, and a line receiver, which detects these differential signals, rejects common-mode noise, and converts them back to clean logic-level signals for digital processing. This component is essential in industrial applications such as RS-422, RS-485, and other differential signaling standards, where data integrity over extended distances is critical. The IC is fabricated on silicon semiconductor material and is available in surface-mount packages (SOIC-8 to SOIC-16). Typical parameters include a supply voltage of 3.3–5 V, data rates from 10–100 Mbps, 1–8 channels, output voltage swings of ±5–±15 V, input thresholds of ±0.2–±0.5 V, propagation delays of 10–100 ns, operating temperatures from -40 to 85 °C, ESD protection of ±8–±15 kV (per IEC 61000-4-2), supply currents of 1–10 mA per channel, common-mode voltage ranges of -7 to 12 V (for RS-485), and input impedances of 12–96 kΩ. These values are reference ranges and must be verified against the specific model's datasheet. The IC is a component used in the manufacturing of computer, electronic, and optical products. When selecting a line driver/receiver IC, engineers must consider the required data rate, number of channels, supply voltage, and interface standard. Verification questions include checking the exact electrical specifications, thermal performance, and compliance with relevant standards. Maintenance signals include monitoring for signal degradation, excessive heat, or ESD damage. Failure boundaries are defined by the absolute maximum ratings and operating conditions specified by the manufacturer. Always confirm model-specific values and standards with the legal manufacturer or supplier.
Working Principle
The line driver converts low-voltage logic signals to higher-voltage differential signals suitable for transmission over cables, while the receiver detects these differential signals, rejects common-mode noise, and converts them back to clean logic-level signals for processing by digital circuits. This differential signaling approach enhances noise immunity and allows for longer cable runs compared to single-ended signaling.
Common Materials
Silicon semiconductor
Technical Parameters
ParameterTypical rangeNotes & selection driver
Supply Voltage3.3–5 VOperating range for standard logic levels
Data Rate10–100 MbpsMaximum guaranteed signaling rate
Number of Channels1–8Single or multiple driver/receiver pairs
Output Voltage Swing±5–±15 VDifferential output swing for RS-422/485
Input Threshold±0.2–±0.5 VReceiver sensitivity for differential signals
Propagation Delay10–100 nsDriver or receiver delay
Operating Temperature-40–85 °CIndustrial temperature range
ESD Protection±8–±15 kVHBM rating for bus pinsIEC 61000-4-2
Supply Current1–10 mAQuiescent current per channel
Package TypeSOIC-8–SOIC-16Surface-mount packages
Common-Mode Voltage Range-7–12 VFor RS-485 transceivers
Input Impedance12–96 kΩReceiver input resistance

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
  • Differential Driver
    Converts single-ended logic signals to differential signals for noise-resistant transmission
    Material: silicon
  • Differential Receiver
    Converts differential signals back to single-ended logic levels while rejecting common-mode noise
    Material: silicon
  • ESD Protection Circuit Part
    Protects IC from electrostatic discharge damage during handling and operation
    Material: silicon
  • Output Enable Control Part
    Allows tri-state control of driver outputs for bus sharing applications
    Material: silicon

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Line Driver/Receiver IC.

Transceiver IC RS-232/RS-485 Driver/Receiver Serial Interface IC

Applied To / Applications

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

Serial Communication Interface
View system integration details

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
voltage: 3.3V, 5V, or ±12V typical supply range
data rate: Up to 100 Mbps (standard RS-485/422), higher for specialized drivers
temperature: -40°C to +85°C (industrial grade), -40°C to +125°C (extended/automotive)
ESD protection: ±15kV HBM typical
common mode range: ±7V to ±15V for RS-485/422 types
Media Compatibility
✓ Twisted-pair copper cables (RS-485 networks) ✓ Backplane communication in industrial controllers ✓ Motor drive feedback systems (encoder signals)
Unsuitable: Direct high-voltage AC power lines (without isolation)
Sizing Data Required
  • Required data rate (bps) and cable length
  • Communication protocol (e.g., RS-485, RS-422, LVDS)
  • Number of nodes and network topology (point-to-point, multi-drop)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Overheating and thermal shutdown
Cause: Excessive current draw, poor heat dissipation, or ambient temperature exceeding IC specifications leading to thermal runaway and protective shutdown.
Signal integrity degradation or output failure
Cause: Voltage transients (ESD, surges), improper termination impedance causing reflections, or power supply noise/instability corrupting the differential signals.
Maintenance Indicators
  • Intermittent or complete loss of communication on the data line, often accompanied by error logs indicating CRC failures or timeouts.
  • Abnormal heating of the IC package (detectable by touch or thermal imaging) or audible buzzing/hissing from the component indicating electrical stress.
Engineering Tips
  • Implement robust ESD protection and surge suppression on all signal and power lines, and ensure proper impedance matching with termination resistors to prevent signal reflections.
  • Maintain stable, clean power supply with adequate decoupling capacitors near the IC, and ensure effective heat sinking or airflow to keep junction temperature within safe operating limits.

Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.

Compliance & Manufacturing Standards

Applicable Standards
CE Marking - EMC Directive 2014/30/EU

Quoted from the published standard.

Manufacturing Precision
  • Output Voltage Swing: +/- 5% of nominal
  • Propagation Delay: +/- 2 ns across temperature range
Quality Inspection
  • Automated Optical Inspection (AOI) for solder joints and component placement
  • High-Temperature Operating Life (HTOL) test for reliability validation

Manufacturers of Line Driver/Receiver IC

Manufacturer profiles associated with Line Driver/Receiver IC.

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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 typical supply voltage range for a line driver/receiver IC?

The typical supply voltage range is 3.3 to 5 volts, as listed in the reference parameters. However, the exact operating range depends on the specific model and must be confirmed with the manufacturer's datasheet.

What data rates can these ICs support?

The reference data rate range is 10 to 100 Mbps. Actual performance varies by model and application, so consult the datasheet for the maximum guaranteed signaling rate.

What is the purpose of differential signaling in these ICs?

Differential signaling uses two complementary signals to transmit data, which improves noise immunity and allows for longer cable distances. The receiver rejects common-mode noise, ensuring reliable communication.

How should I verify ESD protection specifications?

The reference ESD protection is ±8 to ±15 kV per IEC 61000-4-2. Always check the specific model's datasheet and confirm compliance with the standard through the manufacturer or supplier.

Data basis: editorial classification, named public sources where available, and source-reviewed manufacturer records. See the editorial policy.

Data Basis

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

Preliminary Technical Classification
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