SN65HVD12IDREP

Product Overview

• Category: Integrated Circuit
• Use: Transceiver for Controller Area Network (CAN) bus communication
• Characteristics: High-speed, low-power, fault-tolerant transceiver
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: Facilitates reliable data transmission in automotive and industrial applications
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Supply Voltage: 3.3V
• Data Rate: Up to 1 Mbps
• Operating Temperature Range: -40°C to +125°C
• Quiescent Current: 5 µA (typical)
• Transmitting Output Voltage: 0 to Vcc
• Receiving Input Voltage: -7V to +12V
• ESD Protection: ±16 kV (Human Body Model)

Pin Configuration

The SN65HVD12IDREP has the following pin configuration:

1. Vcc - Power supply voltage
2. GND - Ground reference
3. CANH - CAN bus high-level input/output
4. CANL - CAN bus low-level input/output
5. RS - Receiver input threshold selection
6. NC - No connection
7. NC - No connection
8. Vref - Reference voltage output

Functional Features

• Supports CAN 2.0B protocol
• Implements differential signaling for noise immunity
• Provides bus fault protection through thermal shutdown and short-circuit protection
• Offers low quiescent current for power efficiency
• Enables wake-up capability from low-power modes

Advantages and Disadvantages

Advantages

• High-speed data transmission up to 1 Mbps
• Wide operating temperature range for versatile applications
• Robust ESD protection for enhanced reliability
• Low power consumption for energy efficiency
• Compact and industry-standard package for easy integration

Disadvantages

• Limited pin configuration options
• Requires external components for complete CAN bus implementation
• May not be suitable for applications requiring higher data rates

Working Principles

The SN65HVD12IDREP is a transceiver designed to facilitate communication on the Controller Area Network (CAN) bus. It operates based on the differential signaling principle, where the CANH and CANL pins transmit and receive data using complementary voltage levels. This differential signaling ensures high noise immunity and reliable data transmission in harsh automotive and industrial environments.

The transceiver incorporates features like thermal shutdown and short-circuit protection to safeguard against bus faults. It also offers low quiescent current, enabling power-efficient operation. The reference voltage output (Vref) assists in setting the receiver input threshold level.

Detailed Application Field Plans

The SN65HVD12IDREP is widely used in various application fields, including:

1. Automotive: Used in automotive systems such as engine control units, body control modules, and infotainment systems for reliable communication between different subsystems.
2. Industrial Automation: Employed in industrial automation systems for interconnecting sensors, actuators, and controllers, ensuring efficient data exchange and control.
3. Medical Devices: Integrated into medical devices that require robust and fault-tolerant communication, such as patient monitoring systems and diagnostic equipment.
4. Home Automation: Utilized in home automation systems to enable communication between smart devices, enhancing convenience and control.

Detailed and Complete Alternative Models

1. MCP2551: A popular alternative with similar specifications and functionality.
2. TJA1050: Another widely used transceiver offering compatibility with CAN 2.0B protocol.
3. PCA82C250: Suitable for applications requiring higher data rates and longer bus lengths.

These alternative models provide similar features and can be considered based on specific application requirements.

Word count: 510 words