Overview
The TJA1051AT/0Z is a high-speed CAN (Controller Area Network) transceiver produced by NXP USA Inc. This component is designed for high-speed CAN applications, particularly in the automotive industry. It provides an interface between a CAN protocol controller and the physical two-wire CAN bus, ensuring reliable and efficient communication. The TJA1051AT/0Z is part of the third generation of high-speed CAN transceivers from NXP, offering significant improvements in ElectroMagnetic Compatibility (EMC) and ElectroStatic Discharge (ESD) performance compared to earlier models like the TJA1050.
Key Specifications
| Attribute | Attribute Value |
|---|---|
| Manufacturer | NXP Semiconductors |
| Voltage - Supply | 4.5V ~ 5.5V |
| Type | Transceiver |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Series | Automotive, AEC-Q100 |
| Receiver Hysteresis | 120 mV |
| Protocol | CANbus |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Number of Drivers/Receivers | 1/1 |
| Mounting Type | Surface Mount |
| Data Rate | 5Mbps |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) |
Key Features
- Compliant with ISO 11898-2:2016 and SAE J2284-1 to SAE J2284-5 standards, supporting data rates up to 5 Mbit/s in the CAN FD fast phase.
- Suitable for 12 V and 24 V systems, making it versatile for various automotive applications.
- Low ElectroMagnetic Emission (EME) and high ElectroMagnetic Immunity (EMI) for reliable operation in noisy environments.
- High ESD handling capability on the bus pins, protecting against transients in automotive environments.
- Transmit Data (TXD) dominant time-out function and undervoltage detection on pins VCC and VIO for enhanced protection.
- Thermally protected and functional behavior predictable under all supply conditions.
- Supports Normal and Silent operating modes, with an additional Off mode available in some variants (e.g., TJA1051T/E).
Applications
The TJA1051AT/0Z is primarily designed for high-speed CAN applications in the automotive industry. It is suitable for use in various automotive systems that require reliable and high-speed data communication, such as engine control units, transmission control units, and other networked automotive components. Its robust design and compliance with automotive standards make it an excellent choice for nodes that do not require a standby mode with wake-up capability via the bus.
Q & A
- What is the primary function of the TJA1051AT/0Z?
The TJA1051AT/0Z is a high-speed CAN transceiver that provides an interface between a CAN protocol controller and the physical two-wire CAN bus.
- What are the operating voltage ranges for the TJA1051AT/0Z?
The operating voltage range is 4.5V to 5.5V.
- What is the maximum data rate supported by the TJA1051AT/0Z?
The TJA1051AT/0Z supports data rates up to 5 Mbps in the CAN FD fast phase.
- What are the key features of the TJA1051AT/0Z in terms of protection?
The device features high ESD handling capability, bus pins protected against transients, transmit data dominant time-out function, and undervoltage detection on pins VCC and VIO.
- Is the TJA1051AT/0Z compliant with any specific standards?
Yes, it is compliant with ISO 11898-2:2016 and SAE J2284-1 to SAE J2284-5 standards.
- What are the operating temperature ranges for the TJA1051AT/0Z?
The operating temperature range is -40°C to 150°C (TJ).
- What is the package type of the TJA1051AT/0Z?
The package type is 8-SOIC (0.154", 3.90mm Width).
- Is the TJA1051AT/0Z RoHS compliant?
Yes, it is ROHS3 Compliant.
- What are the typical applications of the TJA1051AT/0Z?
It is used in high-speed CAN applications in the automotive industry, such as engine control units and transmission control units.
- Does the TJA1051AT/0Z support multiple operating modes?
Yes, it supports Normal and Silent operating modes, with an additional Off mode available in some variants.
