MCP2561-E/SN

Product Overview

Category

The MCP2561-E/SN belongs to the category of integrated circuits (ICs) specifically designed for use in automotive applications.

Use

This product is primarily used as a high-speed CAN transceiver. It provides an interface between a controller area network (CAN) protocol controller and the physical two-wire CAN bus.

Characteristics

• High-speed communication: The MCP2561-E/SN supports data rates up to 1 Mbps, making it suitable for applications requiring fast and reliable communication.
• Robustness: It features built-in protection against electrostatic discharge (ESD) and other electrical transients, ensuring reliable operation in harsh automotive environments.
• Low power consumption: The transceiver has a low standby current, making it energy-efficient and suitable for battery-powered applications.
• Wide supply voltage range: It can operate from 4.5V to 5.5V, providing flexibility in various automotive systems.
• Small package size: The MCP2561-E/SN is available in an industry-standard SOIC-8 package, allowing for easy integration into existing designs.

Packaging/Quantity

The MCP2561-E/SN is typically supplied in tape and reel packaging, with 2500 units per reel.

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• Data Rate: Up to 1 Mbps
• Operating Temperature Range: -40°C to +125°C
• Standby Current: 5 µA (typical)
• Transmitting Current: 120 mA (maximum)
• Receiver Input Voltage Range: -12V to +14V

Pin Configuration

The MCP2561-E/SN has a total of 8 pins arranged as follows:

┌───┬───┐ │ 1 │ 8 │ └───┴───┘

1. VDD - Power supply voltage input
2. TXD - Transmit data output
3. GND - Ground
4. VREF - Voltage reference output
5. RXD - Receive data input
6. CANL - CAN bus low-side connection
7. CANH - CAN bus high-side connection
8. RS - Slope control input

Functional Features

• High-speed CAN communication interface
• Built-in protection against ESD and other electrical transients
• Sleep mode for low power consumption during idle periods
• Loopback mode for self-testing and diagnostics
• Error detection and reporting mechanisms
• Wake-up capability from sleep mode via bus activity

Advantages and Disadvantages

Advantages

• High-speed communication enables fast data transfer in automotive applications.
• Robustness ensures reliable operation in harsh environments.
• Low power consumption prolongs battery life in portable systems.
• Wide supply voltage range provides flexibility in various automotive systems.

Disadvantages

• Limited to automotive applications, not suitable for other industries.
• Requires additional external components for complete system integration.

Working Principles

The MCP2561-E/SN operates based on the Controller Area Network (CAN) protocol. It receives data from a CAN controller and transmits it over the CAN bus using differential signaling. The transceiver also receives data from the bus and forwards it to the controller. It incorporates error detection and reporting mechanisms to ensure data integrity and reliability.

Detailed Application Field Plans

The MCP2561-E/SN is widely used in automotive applications that require reliable and high-speed communication. Some common application areas include:

1. Automotive diagnostic systems
2. Body control modules
3. Engine management systems
4. Infotainment systems
5. Telematics systems
6. Electric vehicle charging systems

Detailed and Complete Alternative Models

1. MCP2562-E/SN: Similar to the MCP2561-E/SN, but with a higher operating temperature range (-40°C to +150°C).
2. SN65HVD230DR: CAN transceiver with similar characteristics and package size.
3. TJA1050T/VM: High-speed CAN transceiver with integrated voltage regulator.

These alternative models offer similar functionality and can be considered as substitutes for the MCP2561-E/SN in specific applications.

In conclusion, the MCP2561-E/SN is a high-speed CAN transceiver designed for automotive applications. Its robustness, low power consumption, and wide supply voltage range make it suitable for various automotive systems. With its reliable communication interface and built-in protection mechanisms, it ensures efficient data transfer in harsh environments.