TJA1050T/H/V,112

Product Overview

Category

The TJA1050T/H/V,112 belongs to the category of automotive transceiver ICs.

Use

This product is primarily used in automotive applications for communication between different electronic control units (ECUs) within a vehicle.

Characteristics

• High-speed CAN transceiver
• Supports data rates up to 1 Mbit/s
• Compliant with ISO 11898-2 standard
• Low electromagnetic emissions and high immunity to electromagnetic disturbances
• Designed for use in harsh automotive environments

Package

The TJA1050T/H/V,112 is available in various package options, including TSSOP, SO14, and HVSON8.

Essence

The essence of this product lies in its ability to facilitate reliable and efficient communication between ECUs in automotive systems.

Packaging/Quantity

The TJA1050T/H/V,112 is typically packaged in reels or tubes, with varying quantities depending on the supplier. Common packaging options include 2500 pieces per reel or 1000 pieces per tube.

Specifications

• Supply voltage: 4.5 V to 5.5 V
• Operating temperature range: -40°C to +125°C
• Standby current: <1 µA
• Transmitting current: 70 mA (maximum)
• Receiving current: 25 mA (maximum)

Detailed Pin Configuration

The TJA1050T/H/V,112 features the following pin configuration:

1. VCC - Power supply voltage
2. GND - Ground
3. TXD - Transmit data
4. RXD - Receive data
5. VREF - Reference voltage for bus line
6. CANH - CAN high-side bus line
7. CANL - CAN low-side bus line
8. SLP - Sleep mode input

Functional Features

• High-speed transmission: The TJA1050T/H/V,112 supports data rates up to 1 Mbit/s, enabling fast and efficient communication between ECUs.
• Robustness: This transceiver IC is designed to withstand harsh automotive environments, with low electromagnetic emissions and high immunity to disturbances.
• Sleep mode functionality: The SLP pin allows the device to enter a low-power sleep mode when not actively transmitting or receiving data.

Advantages and Disadvantages

Advantages

• High-speed communication capability
• Robust design for automotive applications
• Low power consumption in sleep mode
• Compliance with industry standards

Disadvantages

• Limited compatibility with non-automotive systems
• Relatively higher cost compared to standard transceivers

Working Principles

The TJA1050T/H/V,112 operates based on the Controller Area Network (CAN) protocol. It receives and transmits data using differential signaling over the CAN bus lines (CANH and CANL). The transceiver converts digital signals from the microcontroller into differential voltage levels suitable for transmission over the bus lines. It also performs signal conditioning and noise filtering to ensure reliable data transfer.

Detailed Application Field Plans

The TJA1050T/H/V,112 finds extensive use in various automotive applications, including:

1. Engine control units (ECUs)
2. Transmission control units
3. Body control modules
4. Anti-lock braking systems (ABS)
5. Airbag control units
6. Instrument clusters
7. Powertrain control modules
8. Vehicle stability control systems

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the TJA1050T/H/V,112 include:

1. MCP2551 - Microchip Technology
2. SN65HVD230 - Texas Instruments
3. PCA82C250 - NXP Semiconductors
4. TLE7259-3GE - Infineon Technologies

These alternative models offer similar functionality and compatibility with the CAN protocol, providing options for different design requirements.

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