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TJA1021T/20/CM

Name: TJA1021T/20/CM
Rating: 4.7 (12 reviews)

LIN Transceivers TJA1021T/SO8//20/CM/REEL 13 Q1/T1 *STANDARD MARK

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資料表 TJA1021T/20/CM DataSheet
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概述

Description

The TJA1021T/20/CM is a highly integrated CAN transceiver designed for high-speed communication in automotive applications. It complies with the ISO 11898-2 standard, providing reliable performance in noisy environments. This device features a low-power mode, making it suitable for energy-efficient systems. The TJA1021T supports a wide supply voltage range, typically from 4.5V to 5.5V, ensuring compatibility with various automotive power supplies.
Key features include enhanced ESD protection, thermal protection, and a diagnostic mode that allows for monitoring the transceiver's status. The transceiver operates in both high-speed and standby modes, facilitating flexible power management. Its robust design minimizes electromagnetic interference (EMI), making it ideal for in-vehicle networking applications.
Overall, the TJA1021T/20/CM is a reliable choice for implementing CAN networks in vehicles, offering a balance of performance, efficiency, and robustness necessary for modern automotive communication systems.

Features

The TJA1021T/20/CM is a high-speed CAN transceiver designed for automotive and industrial applications. Key features include:
1. CAN Protocol Compatibility: Supports both ISO 11898-1 and ISO 11898-2 standards for reliable communication.
2. Speed: Operates at a high data rate of up to 1 Mbps.
3. Low Power Consumption: Designed for energy efficiency, enabling longer battery life in automotive applications.
4. Wide Voltage Range: Operating voltage from 4.5V to 5.5V, suitable for various automotive power systems.
5. Thermal Protection: Integrated thermal shutdown to prevent overheating.
6. Fail-Safe Features: Provides error signaling and bus-off management to ensure system reliability.
7. Low Electromagnetic Interference (EMI): Designed to minimize EMI, supporting compliance with automotive standards.
8. Integrated Filtering: On-chip filtering enhances noise immunity, improving signal integrity.
These features make the TJA1021T/20/CM suitable for robust communication in challenging environments.

Package

The TJA1021T/20/CM is packaged in a TQFP-32 (Thin Quad Flat Package) format, which features 32 pins in a flat, compact design suitable for surface mounting.

Pinout

The TJA1021T/20/CM is a CAN transceiver that operates between a CAN controller and the physical CAN bus. It features a 8-pin SOIC package, with the following pinout and functions:
1. VCC - Supply voltage
2. GND - Ground
3. TXD - Transmit data input from the CAN controller
4. RXD - Receive data output to the CAN controller
5. CANH - CAN bus high signal line
6. CANL - CAN bus low signal line
7. STB - Standby mode control
8. VIO - Voltage input/output for the logic interface
The device supports a CAN data rate up to 1 Mbps and includes features such as low power consumption and bus fault protection. It is designed to comply with ISO 11898 standards for CAN communication.

Manufacturer

The TJA1021T/20/CM is manufactured by NXP Semiconductors. NXP is a global semiconductor company that specializes in providing high-performance mixed-signal and analog semiconductor solutions. It serves various markets, including automotive, industrial, IoT (Internet of Things), and mobile applications. NXP is known for its innovations in automotive technology, including vehicle networking and secure connectivity solutions, making it a key player in the semiconductor industry. The TJA1021 is specifically designed for automotive applications, facilitating communication in vehicle networks.

Application

The TJA1021T/20/CM is a CAN transceiver used in automotive applications for in-vehicle communication. It is suitable for connecting microcontrollers to a CAN bus, enabling communication in systems like engine management, body control, and diagnostics. Other areas include industrial automation, medical devices, and IoT applications, where reliable and robust data transmission is essential.

Equivalent

The TJA1021T/20/CM is a CAN transceiver. Equivalent products include the MCP2551, SN65HVD231, and ISO1042. These alternatives provide similar functionalities for CAN communication, featuring compatibility with various data rates and voltage levels. Always verify specific application requirements to ensure compatibility.