Protocol Transceiver IC

Product Specifications

Technical details and manufacturing context for Protocol Transceiver IC

Definition

A protocol transceiver IC is a specialized integrated circuit within communication interface circuitry that handles both transmission and reception of digital signals according to defined communication protocols such as UART, SPI, I2C, CAN, Ethernet, or USB. It converts parallel data from the host system into serial data for transmission and vice versa for reception, managing protocol-specific timing, framing, error checking, and signal conditioning. This component is essential in computer, electronic, and optical product manufacturing, enabling reliable data exchange between microcontrollers, processors, and external devices or networks. The IC typically includes line drivers and receivers, clock recovery circuits, and protocol state machines. It operates over a supply voltage range of 3.0–5.5 V, supports data rates from 0.1 to 20 Mbps depending on protocol and cable length, and is rated for industrial temperatures from -40 to 85 °C (per IEC 60068-2-1). It offers ESD protection of ±8 kV on bus pins (per IEC 61000-4-2), a common-mode bus pin voltage range of -7 to 12 V for RS-485, and a receiver input resistance of 12 kΩ per TIA-485. The differential output voltage swing is 1.5–5 V, propagation delay ranges from 10 to 60 ns, and typical quiescent supply current is 1–5 mA. Common surface-mount package is SOIC-8 (per JEDEC MS-012), and operating humidity is 5–95% RH non-condensing (per IEC 60068-2-78). Materials typically include silicon, copper, aluminum, and plastic. These parameters are directory reference ranges; actual values must be confirmed with the manufacturer for the specific model and application. Verification should include checking the datasheet for exact electrical characteristics, timing diagrams, and compliance with relevant standards.

Working Principle

The transceiver IC operates by receiving parallel data from a microcontroller or processor, encoding it according to the specific protocol requirements (including adding start/stop bits, checksums, or other framing elements), converting it to serial format, and driving the output pins with appropriate voltage levels and timing. On the receive side, it monitors the input pins, detects incoming serial data, synchronizes to the protocol timing, decodes the data, performs error checking, and converts it back to parallel format for the host system. It typically includes line drivers/receivers, clock recovery circuits, and protocol state machines.

Common Materials

Silicon, Copper, Aluminum, Plastic

Technical Parameters

Parameter	Typical range	Notes & selection driver
Supply Voltage	3.0–5.5 V	Operating range for logic and transceiver
Data Rate	0.1–20 Mbps	Depends on protocol and cable length
Operating Temperature	-40–85 °C	Industrial gradeIEC 60068-2-1
ESD Protection	±8 kV	HBM on bus pinsIEC 61000-4-2
Bus Pin Voltage	-7–12 V	Common-mode range for RS-485
Receiver Input Resistance	12 kΩ	Unit load per TIA-485
Output Voltage Swing	1.5–5 V	Differential output
Propagation Delay	10–60 ns	Driver/receiver
Supply Current	1–5 mA	Quiescent typical
Package Type	SOIC-8	Common surface-mountJEDEC MS-012
Operating Humidity	5–95 % RH	Non-condensingIEC 60068-2-78

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

Transmitter Circuit
Converts parallel data to serial format and drives output pins according to protocol specifications

Material: Silicon
Receiver Circuit
Detects incoming serial data, synchronizes timing, decodes protocol, and converts to parallel format

Material: Silicon
Line Driver/Receiver
Amplifies signals for transmission over longer distances and receives weak incoming signals

Material: Silicon
Clock Recovery Circuit
Extracts timing information from incoming data stream for synchronization

Material: Silicon
Protocol Controller
Implements state machine for specific communication protocol handling

Material: Silicon
Voltage Regulator
Provides stable internal voltage levels from external supply

Material: Silicon
ESD Protection Part
Protects input/output pins from electrostatic discharge damage

Material: Silicon

Applied To / Applications

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

Communication Interface Circuitry

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Communication Interface Circuit

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Manufacturers of Protocol Transceiver IC

Manufacturer profiles associated with Protocol Transceiver IC.

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Frequently Asked Questions

What communication protocols does this transceiver IC support?

The IC supports protocols such as UART, SPI, I2C, CAN, Ethernet, or USB, as defined in the product description. The exact protocol support depends on the specific model; refer to the manufacturer's datasheet for the list of supported protocols.

What is the operating temperature range?

The directory lists an industrial-grade operating temperature range of -40 to 85 °C, referenced to IEC 60068-2-1. However, the actual range for a specific model must be confirmed with the manufacturer.

What is the ESD protection level?

The IC provides ESD protection of ±8 kV on bus pins, per IEC 61000-4-2. This is a reference value; verify the exact rating for the specific part number.

What package types are available?

A common surface-mount package is SOIC-8, per JEDEC MS-012. Other package options may exist; check the manufacturer's datasheet for available packages.

Data Basis

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

Preliminary Technical Classification

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voltage:	1.8V to 5.5V supply range
data rate:	Up to 10 Mbps (protocol dependent)
temperature:	-40°C to +125°C (typical industrial range)
operating frequency:	DC to 100 MHz (varies by protocol)

Product Specifications

Applied To / Applications

Industrial Ecosystem & Supply Chain Structure

Application Fit & Sizing Matrix

Reliability & Engineering Risk Analysis

Compliance & Manufacturing Standards