Overview
The TJA1042T/CM,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 two-wire CAN bus, making it an essential part of automotive and industrial communication systems. The TJA1042T 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 generations.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | NXP USA Inc. |
| Part Number | TJA1042T/CM,118 |
| Type | Transceiver |
| Protocol | CANbus |
| Number of Drivers/Receivers | 1/1 |
| Duplex | Half |
| Receiver Hysteresis | 120 mV |
| Data Rate | Up to 5 Mbps |
| Voltage - Supply | 4.5V ~ 5.5V |
| Operating Temperature | -40°C ~ 150°C |
| Mounting Type | Surface Mount |
| Package / Case | 8-SOIC (0.154" | 3.90mm Width) |
| RoHS Status | ROHS3 Compliant |
Key Features
- Fully compliant with ISO 11898-2:2016, SAE J2284-1 to SAE J2284-5, and SAE J1939-14 standards.
- Supports data rates up to 5 Mbit/s in the CAN FD fast phase.
- Low Electromagnetic Emission (EME) and high Electromagnetic Immunity (EMI) according to proposed EMC standards.
- Variants with a VIO pin allow direct interfacing with microcontrollers having supply voltages from 3.3 V to 5 V.
- 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.
- Low-current Standby mode with bus wake-up capability.
- Ideal passive behavior to the CAN bus when the supply voltage is off.
Applications
The TJA1042T/CM,118 is primarily used in high-speed CAN applications within the automotive industry. It is suitable for 12 V and 24 V systems and is ideal for nodes that require a low-power mode with wake-up capability via the CAN bus. Other applications include industrial automation, vehicle networking, and any system requiring reliable and high-speed CAN communication.
Q & A
- What is the primary function of the TJA1042T/CM,118?
The TJA1042T/CM,118 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 key standards that the TJA1042T/CM,118 complies with?
The component complies with ISO 11898-2:2016, SAE J2284-1 to SAE J2284-5, and SAE J1939-14 standards.
- What is the maximum data rate supported by the TJA1042T/CM,118?
The TJA1042T/CM,118 supports data rates up to 5 Mbit/s in the CAN FD fast phase.
- What is the operating voltage range of the TJA1042T/CM,118?
The operating voltage range is 4.5V to 5.5V.
- What is the operating temperature range of the TJA1042T/CM,118?
The operating temperature range is -40°C to 150°C.
- Does the TJA1042T/CM,118 support low-power modes?
- What package types are available for the TJA1042T/CM,118?
The component is available in 8-SOIC and leadless HVSON8 packages.
- Is the TJA1042T/CM,118 RoHS compliant?
- What are the typical applications of the TJA1042T/CM,118?
- Does the TJA1042T/CM,118 have variants for different microcontroller voltages?
