Overview
The TJA1042TK/3/1,118 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 bus in automotive and industrial applications. It supports data rates up to 5 Mbit/s in the CAN FD fast phase and is compliant with various standards including SAE J2284-1 to SAE J2284-5 and SAE J1939-14.
The TJA1042TK/3/1,118 is part of NXP's extensive CAN and CAN FD portfolio, which caters to a wide range of applications, including ADAS (Advanced Driver Assistance Systems), highly automated driving, connectivity, infotainment, and powertrain systems.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| VCC supply voltage | 4.5 | 5.5 | V | ||
| VIO supply voltage | 2.8 | 5.5 | V | ||
| Undervoltage detection voltage on pin VCC | 3.5 | 4.5 | V | ||
| Undervoltage detection voltage on pin VIO | 1.3 | 2.0 | 2.7 | V | |
| Supply current in Standby mode | VTXD = VCC - 10 | 15 | μA | ||
| Supply current in Normal mode (recessive) | VTXD = VIO | 2.5 | 5 | 10 | mA |
| Supply current in Normal mode (dominant) | VTXD = 0 V | 20 | 45 | 70 | mA |
| Virtual junction temperature | -40 | 150 | °C | ||
| VCANH voltage on pin CANH | -58 | 58 | V | ||
| VCANL voltage on pin CANL | -58 | 58 | V |
Key Features
- High-speed CAN transceiver supporting data rates up to 5 Mbit/s 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.
- Available in SO8 and leadless HVSON8 (3.0 mm × 3.0 mm) packages.
- Standby mode with low current consumption.
Applications
- Automotive systems, including ADAS (Advanced Driver Assistance Systems) and highly automated driving.
- Connectivity and infotainment systems.
- Powertrain and vehicle dynamics.
- Industrial control systems requiring high-speed CAN communication.
- Automotive body control modules and gateway systems.
Q & A
- What is the TJA1042TK/3/1,118 used for?
The TJA1042TK/3/1,118 is a high-speed CAN transceiver used to provide an interface between a CAN protocol controller and the physical bus in various applications, including automotive and industrial systems.
- What are the supported data rates for the TJA1042TK/3/1,118?
The component supports data rates up to 5 Mbit/s in the CAN FD fast phase.
- What are the voltage ranges for VCC and VIO?
VCC supply voltage ranges from 4.5 V to 5.5 V, and VIO supply voltage ranges from 2.8 V to 5.5 V.
- Is the TJA1042TK/3/1,118 compliant with any specific standards?
Yes, it is compliant with SAE J2284-1 to SAE J2284-5 and SAE J1939-14 standards.
- What are the key features of the TJA1042TK/3/1,118 in terms of electromagnetic compatibility?
The component has low Electromagnetic Emission (EME) and high Electromagnetic Immunity (EMI) according to proposed EMC Standards IEC 62228-3 and SAE J2962-2.
- What package options are available for the TJA1042TK/3/1,118?
The component is available in SO8 and leadless HVSON8 (3.0 mm × 3.0 mm) packages.
- Does the TJA1042TK/3/1,118 support standby mode?
Yes, it supports standby mode with low current consumption.
- What is the virtual junction temperature range for the TJA1042TK/3/1,118?
The virtual junction temperature range is from -40 °C to +150 °C.
- What are the typical applications of the TJA1042TK/3/1,118?
Typical applications include automotive systems, industrial control systems, and other high-speed CAN communication requirements.
- How does the SPLIT voltage output feature work on the TJA1042TK/3/1,118?
The SPLIT voltage output on TJA1042T and TJA1042CT variants helps in stabilizing the recessive bus level.
- What quality control measures are taken for the TJA1042TK/3/1,118?
Products undergo rigorous quality control checks, including visual inspection, packing condition inspection, and additional electrical testing to ensure high-quality standards.
