ATA664251-WGQW

Product Overview

Category: Integrated Circuit (IC)

Use: ATA664251-WGQW is a high-speed CAN transceiver designed for automotive applications. It provides reliable communication between microcontrollers and the CAN bus in vehicles.

Characteristics: - High-speed communication - Robust performance in harsh automotive environments - Low power consumption - Small package size - Easy integration into existing systems

Package: The ATA664251-WGQW is available in a small outline integrated circuit (SOIC) package, which ensures easy handling and installation.

Essence: This IC serves as a crucial component in automotive electronic systems, enabling efficient and secure data transmission over the CAN bus.

Packaging/Quantity: The ATA664251-WGQW is typically sold in reels containing 250 units per reel.

Specifications

• Supply Voltage: 3.3V
• Data Rate: Up to 1 Mbps
• Operating Temperature Range: -40°C to +125°C
• ESD Protection: ±8 kV HBM
• Sleep Mode Current: <10 µA
• Transmitting Output Resistance: 60 Ω
• Receiver Input Resistance: 12 kΩ

Detailed Pin Configuration

The ATA664251-WGQW has the following pin configuration:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | VCC | Power supply voltage | | 2 | GND | Ground | | 3 | TXD | Transmit Data | | 4 | RXD | Receive Data | | 5 | STB | Standby mode control | | 6 | RS | Slope control | | 7 | CANL | CAN low-level input/output | | 8 | CANH | CAN high-level input/output |

Functional Features

• High-speed CAN communication
• Automatic thermal shutdown protection
• Bus failure detection and reporting
• Low electromagnetic emissions
• Enhanced ESD protection
• Sleep mode for power-saving operation
• Slope control for improved signal integrity

Advantages and Disadvantages

Advantages: - Reliable and robust performance in automotive environments - Easy integration into existing systems - Low power consumption - Small package size for space-constrained applications - Enhanced ESD protection ensures durability

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

Working Principles

The ATA664251-WGQW operates based on the Controller Area Network (CAN) protocol. It transmits and receives data over the CAN bus using differential signaling. The transceiver converts the digital signals from the microcontroller into differential voltage levels suitable for transmission over the bus. It also provides protection against electrical transients and noise commonly encountered in automotive environments.

Detailed Application Field Plans

The ATA664251-WGQW is primarily used in automotive electronic systems, including but not limited to: - Engine control units (ECUs) - Body control modules (BCMs) - Transmission control units (TCUs) - Anti-lock braking systems (ABS) - Airbag control units (ACUs) - Instrument clusters - Infotainment systems

Detailed and Complete Alternative Models

1. Model: MCP2551

   • Manufacturer: Microchip Technology Inc.
   • Specifications: Supply Voltage: 5V, Data Rate: Up to 1 Mbps, Operating Temperature Range: -40°C to +125°C

2. Model: TJA1050

   • Manufacturer: NXP Semiconductors
   • Specifications: Supply Voltage: 5V, Data Rate: Up to 1 Mbps, Operating Temperature Range: -40°C to +125°C

3. Model: SN65HVD230

   • Manufacturer: Texas Instruments
   • Specifications: Supply Voltage: 3.3V, Data Rate: Up to 1 Mbps, Operating Temperature Range: -40°C to +125°C

These alternative models offer similar functionality and are widely used in automotive applications.

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