MCP2515T-I/SO
- Created at: 2023-11-01 00:43:44 , by WikiIC
- Updated at: 2023-11-01 00:43:44
- Views: 8
MCP2515T-I/SO
Product Overview
- Category: Integrated Circuit (IC)
- Use: Controller Area Network (CAN) Bus Controller
- Characteristics: High-speed SPI Interface, Supports CAN V2.0B Protocol, 8MHz Clock Speed, 3.3V Operation
- Package: SOIC-18
- Essence: The MCP2515T-I/SO is a widely used IC that provides a flexible and cost-effective solution for implementing CAN bus communication in various applications.
- Packaging/Quantity: The MCP2515T-I/SO is available in a Surface Mount (SOIC-18) package and is typically sold in reels of 2500 units.
Specifications
- Operating Voltage: 2.7V to 5.5V
- Operating Temperature Range: -40°C to +125°C
- Maximum SPI Clock Frequency: 10 MHz
- CAN Bit Rates: Up to 1 Mbps
- Number of Transmit/Receive Buffers: 3 each
- Supports Standard and Extended Data Frames
- Supports Remote Frames
Pin Configuration
The MCP2515T-I/SO has a total of 18 pins arranged as follows:
┌───────────────┐
│ │
1 │ 18 │
│ │
└───────────────┘
Pin Description:
- VDD - Power Supply
- VSS - Ground
- OSC1 - Crystal Oscillator Input
- OSC2 - Crystal Oscillator Output
- CS - Chip Select
- SO - Serial Data Output
- SI - Serial Data Input
- SCK - Serial Clock Input
- INT - Interrupt Output
- RX0BF - Receive Buffer 0 Full
- RX1BF - Receive Buffer 1 Full
- TX0RTS - Transmit Buffer 0 Request-to-Send
- TX1RTS - Transmit Buffer 1 Request-to-Send
- TX2RTS - Transmit Buffer 2 Request-to-Send
- RX0 - Receive Buffer 0
- RX1 - Receive Buffer 1
- TX0 - Transmit Buffer 0
- TX1/2 - Transmit Buffers 1 and 2
Functional Features
- Implements CAN protocol version 2.0B
- Supports both standard and extended data frames
- Provides three transmit and three receive buffers
- High-speed SPI interface for communication with the host microcontroller
- Interrupt output for efficient event-driven processing
- Flexible bit rate configuration up to 1 Mbps
- Error detection and handling mechanisms
Advantages and Disadvantages
Advantages: - Cost-effective solution for implementing CAN bus communication - Wide operating voltage range allows compatibility with various systems - Supports both standard and extended data frames - Flexible bit rate configuration for different application requirements - Efficient interrupt-based processing
Disadvantages: - Limited number of transmit and receive buffers - Requires an external crystal oscillator for clock generation
Working Principles
The MCP2515T-I/SO is a CAN bus controller that interfaces with a microcontroller through the SPI interface. It implements the CAN protocol version 2.0B and provides transmit and receive buffers for message storage. The IC handles the encoding and decoding of CAN messages, error detection, and arbitration.
When a message is received, it is stored in one of the receive buffers, and an interrupt signal is generated to notify the microcontroller. The microcontroller can then read the received message from the buffer and process it accordingly. Similarly, when a message needs to be transmitted, the microcontroller writes the message to one of the transmit buffers and requests transmission by setting the appropriate RTS (Request-to-Send) pin.
The MCP2515T-I/SO also supports error detection and handling mechanisms, ensuring reliable communication on the CAN bus. It can detect errors such as bit errors, frame errors, and CRC errors, allowing for error recovery and fault-tolerant operation.
Application Field Plans
The MCP2515T-I/SO is widely used in various applications that require CAN bus communication. Some common application fields include:
- Automotive: Used in automotive electronics for communication between different control units, such as engine management systems, body control modules, and instrument clusters.
- Industrial Automation: Enables communication between industrial devices and controllers, facilitating process control and monitoring in factories and industrial automation systems.
- Home Automation: Allows integration and communication between different smart home devices, enabling centralized control and automation of various home systems.
- Medical Devices: Used in medical equipment for data exchange and control between different devices, ensuring seamless operation and interoperability.
- Aerospace and Defense: Enables communication between avionics systems
List 10 common questions and answers related to the application of MCP2515T-I/SO in technical solutions
What is the maximum SPI clock frequency supported by MCP2515T-I/SO?
- The maximum SPI clock frequency supported by MCP2515T-I/SO is 10 MHz.Can MCP2515T-I/SO be used with both 5V and 3.3V microcontrollers?
- Yes, MCP2515T-I/SO can be used with both 5V and 3.3V microcontrollers.What is the operating voltage range of MCP2515T-I/SO?
- The operating voltage range of MCP2515T-I/SO is 2.7V to 5.5V.Does MCP2515T-I/SO support CAN 2.0B protocol?
- Yes, MCP2515T-I/SO supports CAN 2.0B protocol.What is the typical standby current consumption of MCP2515T-I/SO?
- The typical standby current consumption of MCP2515T-I/SO is 5 µA.Can MCP2515T-I/SO handle extended CAN identifiers?
- Yes, MCP2515T-I/SO can handle extended CAN identifiers.Is there a temperature range limitation for MCP2515T-I/SO?
- MCP2515T-I/SO has a temperature range of -40°C to 125°C.What is the maximum data rate supported by MCP2515T-I/SO?
- The maximum data rate supported by MCP2515T-I/SO is 1 Mbps.Does MCP2515T-I/SO have built-in error detection and handling capabilities?
- Yes, MCP2515T-I/SO has built-in error detection and handling capabilities.Can multiple MCP2515T-I/SO devices be connected on the same CAN bus?
- Yes, multiple MCP2515T-I/SO devices can be connected on the same CAN bus.
- https://chipmlcc.ru/product/details/microchip-technology/mcp2515t-i-so-5753862.html [PDF download, circuit diagram, pin configuration, detailed specifications, and more electronic component spot channels.]
- https://www.chipmlcc.com/product/details/microchip-technology/mcp2515t-i-so-5753862.html [PDF download, circuit diagram, pin configuration, detailed specifications, and more electronic component spot channels.]
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