MCP2551T-E/SN

Product Overview

• Category: Integrated Circuit
• Use: CAN Transceiver
• Characteristics:
  • High-speed communication
  • Low power consumption
  • Robustness and reliability
• Package: SOIC-8
• Essence: Transceiver IC for Controller Area Network (CAN) communication
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: 4.5V to 5.5V
• Operating Temperature Range: -40°C to +125°C
• Data Rate: Up to 1 Mbps
• Transmitting Output Voltage: 0V to VCC
• Receiver Input Voltage Range: -12V to +12V
• Standby Current: 10µA (typical)
• ESD Protection: ±2kV HBM, ±200V MM

Pin Configuration

The MCP2551T-E/SN has a total of 8 pins arranged as follows:

┌───┬───┐ │ 1 │ 8 │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ 4 │ 5 │ └───┴───┘

Pin Description: 1. VREF - Reference Voltage Input 2. RXD - Receive Data Input 3. TXD - Transmit Data Output 4. VSS - Ground 5. VDD - Power Supply 6. RS - Slope Control Input 7. CANH - CAN Bus Positive Signal 8. CANL - CAN Bus Negative Signal

Functional Features

• Compliant with ISO 11898-2 standard
• Supports CAN 2.0B communication protocol
• Integrated protection against bus line faults (short circuits, overvoltage)
• Low standby current for power-saving applications
• High noise immunity and electromagnetic compatibility

Advantages and Disadvantages

Advantages: - High-speed communication capability - Wide operating temperature range - Robustness against harsh environments - Low power consumption

Disadvantages: - Limited to CAN communication applications - Requires external components for complete functionality

Working Principles

The MCP2551T-E/SN is a CAN transceiver that enables communication between microcontrollers or other devices using the Controller Area Network (CAN) protocol. It acts as an interface between the CAN controller and the physical bus, converting digital signals into differential voltage levels suitable for transmission over the bus.

The transceiver incorporates various protection features to ensure reliable operation in automotive and industrial environments. It provides robustness against common bus faults such as short circuits and overvoltage conditions.

Detailed Application Field Plans

The MCP2551T-E/SN is widely used in various industries and applications, including:

1. Automotive: Used in automotive electronics for communication between different vehicle systems, such as engine control units, airbag systems, and body control modules.
2. Industrial Automation: Enables communication between PLCs (Programmable Logic Controllers), sensors, and actuators in industrial automation systems.
3. Medical Devices: Facilitates data exchange between medical equipment and control units, ensuring reliable and secure communication.
4. Home Automation: Allows integration and control of various smart home devices, enabling seamless communication between them.
5. Energy Management Systems: Used in energy monitoring and management systems to enable communication between energy meters, inverters, and control units.

Detailed and Complete Alternative Models

1. SN65HVD230D: CAN Transceiver, similar specifications and pin configuration.
2. TJA1050: High-Speed CAN Transceiver, compatible with ISO 11898-2 standard.
3. PCA82C250: Fault-Tolerant CAN Transceiver, offers enhanced fault tolerance and diagnostics features.

These alternative models provide similar functionality and can be considered as substitutes for the MCP2551T-E/SN in various applications.

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