HVDA5425QDRQ1

Product Overview

Category

HVDA5425QDRQ1 belongs to the category of automotive high-speed CAN transceivers.

Use

This product is used for communication in automotive applications, specifically for transmitting and receiving data over a Controller Area Network (CAN) bus.

Characteristics

• High-speed communication: The HVDA5425QDRQ1 supports data rates up to 5 Mbps, enabling fast and efficient communication between different automotive modules.
• Robust design: This transceiver is designed to withstand harsh automotive environments, with features such as electrostatic discharge (ESD) protection and high electromagnetic compatibility (EMC).
• Low power consumption: The HVDA5425QDRQ1 is designed to minimize power consumption, making it suitable for battery-powered automotive systems.
• Wide temperature range: It can operate reliably in a wide temperature range, typically from -40°C to +125°C.

Package and Quantity

The HVDA5425QDRQ1 is available in a small outline integrated circuit (SOIC) package. It is typically sold in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply voltage: 4.5V to 5.5V
• Operating temperature range: -40°C to +125°C
• Data rate: Up to 5 Mbps
• ESD protection: ±8 kV (Human Body Model)
• Quiescent current: 5 µA (typical)
• Transmit dominant timeout: 1 µs (typical)

Pin Configuration

The HVDA5425QDRQ1 has a total of 14 pins. Here is the detailed pin configuration:

1. VIO - Voltage input/output
2. TXD - Transmit data
3. GND - Ground
4. RXD - Receive data
5. VCC - Supply voltage
6. RS - Slope control resistor
7. CANH - CAN bus high
8. CANL - CAN bus low
9. NC - No connection
10. NC - No connection
11. NC - No connection
12. NC - No connection
13. NC - No connection
14. NC - No connection

Functional Features

• High-speed CAN communication: The HVDA5425QDRQ1 supports the ISO 11898-2 standard for high-speed CAN communication, allowing for reliable and efficient data transmission.
• Bus fault protection: This transceiver includes features such as thermal shutdown and bus fault detection, ensuring the integrity of the CAN bus even in fault conditions.
• Sleep mode: The HVDA5425QDRQ1 has a sleep mode that reduces power consumption when the device is not actively transmitting or receiving data.
• Fail-safe operation: In case of a short circuit on the CAN bus, the transceiver automatically switches to a safe state to prevent damage to the system.

Advantages and Disadvantages

Advantages

• High-speed communication capability
• Robust design for automotive environments
• Low power consumption
• Wide temperature range operation
• Integrated bus fault protection

Disadvantages

• Limited pin configuration options
• Availability in SOIC package only

Working Principles

The HVDA5425QDRQ1 operates based on the principles of differential signaling used in CAN communication. It receives differential signals from the CAN bus and converts them into digital signals for the microcontroller. Similarly, it converts digital signals from the microcontroller into differential signals for transmission on the CAN bus. The transceiver also includes various protection mechanisms to ensure reliable and safe operation in automotive applications.

Application Field Plans

The HVDA5425QDRQ1 is widely used in automotive systems that require high-speed communication over a CAN bus. Some of the specific application areas include:

1. Engine control units (ECUs)
2. Transmission control modules
3. Body control modules
4. Instrument clusters
5. Advanced driver-assistance systems (ADAS)
6. Telematics systems

Alternative Models

For those seeking alternative options, here are some detailed and complete alternative models to consider:

1. MCP2551: This is a popular choice for automotive CAN transceivers, offering similar features and performance as the HVDA5425QDRQ1.
2. TJA1050: Another widely used automotive CAN transceiver with comparable specifications and functionality.
3. SN65HVD230: This transceiver provides robust communication in automotive applications and is available in various package options.

These alternative models can be considered based on specific requirements and availability in the market.

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