PCA82C251T/N3,112

Product Overview

Category: Integrated Circuit (IC)

Use: The PCA82C251T/N3,112 is a high-speed CAN transceiver designed for use in automotive and industrial applications. It provides a physical interface between a microcontroller and the CAN bus, allowing for reliable communication between different nodes in a network.

Characteristics: - High-speed data transmission - Robustness and reliability in harsh environments - Low power consumption - ESD protection - Wide operating temperature range

Package: The PCA82C251T/N3,112 is available in a small outline package (SOP) with 8 pins.

Essence: The essence of the PCA82C251T/N3,112 lies in its ability to facilitate efficient and secure communication over the CAN bus, enabling seamless integration of various devices in automotive and industrial systems.

Packaging/Quantity: The PCA82C251T/N3,112 is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply Voltage: 4.5V to 5.5V
• Data Rate: Up to 1 Mbps
• Operating Temperature Range: -40°C to +125°C
• Transmitting Output Voltage: 0V to VCC
• Receiving Input Voltage: -12V to +12V
• Standby Current: 10µA (typical)
• ESD Protection: ±8kV (HBM)

Pin Configuration

The PCA82C251T/N3,112 features the following pin configuration:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | VCC | Power supply voltage | | 2 | GND | Ground | | 3 | TXD | Transmit Data | | 4 | RXD | Receive Data | | 5 | VREF | Reference Voltage | | 6 | CANL | CAN Bus Low | | 7 | CANH | CAN Bus High | | 8 | STB | Standby Mode Control |

Functional Features

• High-speed data transmission: The PCA82C251T/N3,112 supports data rates of up to 1 Mbps, allowing for fast and efficient communication between nodes on the CAN bus.
• Robustness and reliability: Designed for automotive and industrial applications, this transceiver is built to withstand harsh environments and provide reliable performance.
• Low power consumption: The device operates with low power consumption, making it suitable for battery-powered systems.
• ESD protection: The PCA82C251T/N3,112 offers ±8kV Human Body Model (HBM) electrostatic discharge (ESD) protection, ensuring the integrity of the IC in the presence of static electricity.
• Wide operating temperature range: With an operating temperature range of -40°C to +125°C, the transceiver can function reliably in extreme temperature conditions.

Advantages and Disadvantages

Advantages: - High-speed data transmission enables quick and efficient communication. - Robust design ensures reliability in harsh environments. - Low power consumption prolongs battery life in portable applications. - ESD protection safeguards against damage from static electricity. - Wide operating temperature range allows for use in extreme conditions.

Disadvantages: - Limited pin configuration may restrict certain application requirements. - Availability and pricing may vary depending on market demand.

Working Principles

The PCA82C251T/N3,112 operates based on the Controller Area Network (CAN) protocol. It receives data from a microcontroller through the TXD pin and transmits data to the microcontroller through the RXD pin. The transceiver converts the digital signals from the microcontroller into differential voltage levels suitable for transmission over the CAN bus. It also receives differential signals from the bus and converts them back into digital signals for the microcontroller to process.

Application Field Plans

The PCA82C251T/N3,112 is widely used in various automotive and industrial applications, including: - Automotive electronic control units (ECUs) - Industrial automation systems - Telematics devices - Vehicle diagnostics tools - Sensor networks - Robotics

Alternative Models

For those seeking alternative options, the following models can be considered: - MCP2551 - TJA1050 - SN65HVD230

These models offer similar functionality and compatibility with the CAN protocol, providing alternatives to the PCA82C251T/N3,112.

In conclusion, the PCA82C251T/N3,112 is a high-speed CAN transceiver designed for automotive and industrial applications. With its robustness, reliability, and low power consumption, it enables efficient communication over the CAN bus. Its wide operating temperature range and ESD protection make it suitable