MCP2551-I/SN

Product Overview

Category

The MCP2551-I/SN belongs to the category of high-speed CAN transceivers.

Use

It is used for connecting a CAN protocol controller to the physical two-wire CAN bus.

Characteristics

• High-speed operation (up to 1 Mbps)
• Compatible with ISO 11898-2 standard
• Low standby current
• Thermal shutdown protection
• Suitable for automotive and industrial applications

Package

The MCP2551-I/SN is available in an 8-pin SOIC package.

Essence

The essence of the MCP2551-I/SN lies in its ability to facilitate reliable communication on a CAN bus at high speeds.

Packaging/Quantity

The MCP2551-I/SN is typically available in reels with a quantity of 2500 units per reel.

Specifications

• Supply Voltage: 4.5V to 5.5V
• Operating Temperature: -40°C to 125°C
• Transmit Data Rate: Up to 1 Mbps
• Standby Current: 10 µA (typical)

Detailed Pin Configuration

1. Vss (Ground)
2. Vdd (Supply Voltage)
3. TXD (Transmit Data)
4. RXD (Receive Data)
5. S (Slope Control)
6. CANH (CAN Bus Dominant State)
7. CANL (CAN Bus Recessive State)
8. RS (Receiver Input)

Functional Features

• Differential voltage inputs with common-mode range
• Protection against damage due to short-circuit conditions
• Designed to meet the requirements of the automotive industry
• Supports 12V and 24V systems

Advantages and Disadvantages

Advantages

• High-speed operation enables rapid data transmission
• Robust design suitable for harsh automotive and industrial environments
• Low standby current helps in power conservation

Disadvantages

• Limited compatibility with lower speed CAN networks
• May require additional components for ESD protection in certain applications

Working Principles

The MCP2551-I/SN functions as a transceiver, converting the digital signals from the CAN controller into differential signals suitable for transmission over the CAN bus. It also receives differential signals from the bus and converts them back into digital signals for the controller.

Detailed Application Field Plans

The MCP2551-I/SN is commonly used in various automotive applications such as engine control modules, transmission systems, body control modules, and more. Additionally, it finds use in industrial automation, process control, and other systems requiring reliable communication over a CAN network.

Detailed and Complete Alternative Models

Some alternative models to the MCP2551-I/SN include the TJA1040, SN65HVD251, and the ISO1050.

In conclusion, the MCP2551-I/SN is a high-speed CAN transceiver that offers reliable and efficient communication on a CAN bus, making it well-suited for automotive and industrial applications.

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