MCP2544WFDT-E/MNY

Product Overview

• Category: Integrated Circuit
• Use: Communication and Networking
• Characteristics: High-speed CAN Transceiver
• Package: 14-Pin SOIC (Small Outline Integrated Circuit)
• Essence: Reliable and efficient communication between microcontrollers in automotive applications
• 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
• Transmit Dominant Time-out: 64 µs
• Receiver Input Thresholds: Vih = 2.0V, Vil = 0.8V
• Standby Current: 10 µA (typical)

Pin Configuration

The MCP2544WFDT-E/MNY has a total of 14 pins. The pin configuration is as follows:

1. VDD - Supply Voltage
2. VSS - Ground
3. TXD - Transmit Data
4. RXD - Receive Data
5. STBY - Standby Mode Control
6. RS - Slope Control Resistor
7. CANH - CAN Bus Positive Line
8. CANL - CAN Bus Negative Line
9. VREF - Reference Voltage Output
10. SPLIT - Split Termination Control
11. NC - No Connection
12. NC - No Connection
13. NC - No Connection
14. NC - No Connection

Functional Features

• High-speed CAN transceiver for reliable communication
• Compliant with ISO 11898-2 standard
• Supports data rates up to 1 Mbps
• Low standby current for power efficiency
• Built-in slope control for improved signal integrity
• Split termination control for flexible bus termination options

Advantages and Disadvantages

Advantages: - High-speed data transmission - Reliable communication in automotive applications - Low power consumption in standby mode - Flexible termination options

Disadvantages: - Limited to automotive applications - Requires additional components for complete CAN network implementation

Working Principles

The MCP2544WFDT-E/MNY is designed to facilitate communication between microcontrollers in automotive applications using the Controller Area Network (CAN) protocol. It operates as a high-speed transceiver, converting digital signals from the microcontroller into differential voltage signals suitable for transmission over the CAN bus. The transceiver also receives differential voltage signals from the bus and converts them back into digital signals for the microcontroller to process.

Detailed Application Field Plans

The MCP2544WFDT-E/MNY is primarily used in automotive applications where reliable and efficient communication between microcontrollers is crucial. Some specific application areas include:

1. Automotive Control Systems: Used in engine control units, transmission control units, and other systems that require real-time communication between various microcontrollers.
2. Body Electronics: Enables communication between microcontrollers responsible for functions such as lighting, climate control, and door locks.
3. Infotainment Systems: Facilitates communication between microcontrollers in multimedia systems, including audio/video processing and user interface control.

Detailed and Complete Alternative Models

1. MCP2561: Similar high-speed CAN transceiver with enhanced ESD protection.
2. TJA1050: Standard CAN transceiver with low-power mode and silent mode features.
3. SN65HVD230: Robust CAN transceiver with wide supply voltage range and fail-safe features.

These alternative models offer similar functionality and can be considered as substitutes for the MCP2544WFDT-E/MNY depending on specific requirements and compatibility.

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