Overview
The TJA1042TK/3/1J is a high-speed CAN (Controller Area Network) transceiver produced by NXP USA Inc. This component is designed to provide an interface between a CAN protocol controller and the physical two-wire CAN bus. It is particularly suited for use in automotive and industrial applications where reliable and high-speed data communication is essential. The TJA1042TK/3/1J supports data rates up to 5 Mbps and is compliant with various industry standards, including SAE J2284-1 to SAE J2284-5 and SAE J1939-14.
Key Specifications
| Parameter | Value |
|---|---|
| Package | HVSON8 (3x3 mm) |
| Data Rate | Up to 5 Mbps |
| Number of Drivers/Receivers | 1/1 |
| Protocol | CANbus |
| Voltage Supply (VCC) | 4.5 V to 5.5 V |
| Voltage Supply (VIO) | 2.8 V to 5.5 V |
| Operating Temperature | -40°C to +150°C |
| Receiver Hysteresis | 120 mV |
| Part Status | Active |
Key Features
- High-speed CAN transceiver with support for data rates up to 5 Mbps in the CAN FD fast phase.
- Compliant with SAE J2284-1 to SAE J2284-5 and SAE J1939-14 standards.
- Suitable for 12 V and 24 V systems.
- Low Electromagnetic Emission (EME) and high Electromagnetic Immunity (EMI) according to proposed EMC Standards IEC 62228-3 and SAE J2962-2.
- Variants with a VIO pin allow for direct interfacing with 3.3 V to 5 V microcontrollers.
- Shorter propagation delay on TJA1042B and TJA1042C variants supports larger network topologies.
- SPLIT voltage output on TJA1042T and TJA1042CT for stabilizing the recessive bus level.
Applications
- Automotive systems: The TJA1042TK/3/1J is widely used in vehicle networks for communication between various control units.
- Industrial automation: It is used in industrial control systems, robots, and other machinery that require reliable and high-speed data communication.
- Medical devices: In medical equipment where precise and reliable data transmission is critical.
- Aerospace: In aerospace applications where robust and high-speed communication is necessary.
Q & A
- What is the primary function of the TJA1042TK/3/1J? The primary function is to provide an interface between a CAN protocol controller and the physical two-wire CAN bus.
- What are the supported data rates for the TJA1042TK/3/1J? The component supports data rates up to 5 Mbps.
- What are the voltage supply ranges for VCC and VIO? VCC: 4.5 V to 5.5 V, VIO: 2.8 V to 5.5 V.
- What is the operating temperature range of the TJA1042TK/3/1J? The operating temperature range is -40°C to +150°C.
- Is the TJA1042TK/3/1J compliant with any industry standards? Yes, it is compliant with SAE J2284-1 to SAE J2284-5 and SAE J1939-14 standards.
- What package types are available for the TJA1042TK/3/1J? It is available in HVSON8 (3x3 mm) and other variants like SO8.
- Does the TJA1042TK/3/1J have any special features for electromagnetic compatibility? Yes, it has low Electromagnetic Emission (EME) and high Electromagnetic Immunity (EMI) according to proposed EMC Standards.
- Can the TJA1042TK/3/1J be used in 12 V and 24 V systems? Yes, it is suitable for both 12 V and 24 V systems.
- What is the purpose of the SPLIT voltage output on some variants? The SPLIT voltage output is used for stabilizing the recessive bus level.
- Is the TJA1042TK/3/1J available in variants with a VIO pin? Yes, some variants include a VIO pin for direct interfacing with 3.3 V to 5 V microcontrollers.
