Overview
The TJA1051T/E,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 high-speed CAN applications, particularly in the automotive industry. The TJA1051 belongs to the third generation of high-speed CAN transceivers, offering significant improvements in ElectroMagnetic Compatibility (EMC) and ElectroStatic Discharge (ESD) performance compared to earlier generations like the TJA1050.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Interface | CAN | |
| No of Functions / Channels | 1 | |
| Data Rate - Max | Up to 5 Mbit/s (CAN FD fast phase) | Mbit/s |
| Supply Voltage - Nom | 4.5 - 5.5 V | V |
| Package Style | SOIC-8 | |
| Mounting Method | Surface Mount | |
| Operating Temperature | -40°C to 150°C | °C |
| ESD Handling Capability | ±8 kV (IEC 61000-4-2) | kV |
| Supply Current (Normal Mode) | 5 - 10 mA (recessive), 20 - 50 mA (dominant) | mA |
| Supply Current (Off Mode) | 1 - 8 μA (TJA1051T/E) | μA |
Key Features
- Compliant with ISO 11898-2:2016 and SAE J2284-1 to SAE J2284-5 standards.
- Timing guaranteed for data rates up to 5 Mbit/s in the CAN FD fast phase.
- Suitable for 12 V and 24 V systems.
- Low ElectroMagnetic Emission (EME) and high ElectroMagnetic Immunity (EMI).
- High ElectroStatic Discharge (ESD) handling capability on the bus pins.
- Bus pins protected against transients in automotive environments.
- Transmit Data (TXD) dominant time-out function.
- Undervoltage detection on pins VCC and VIO.
- Thermally protected.
- Ideal passive behavior to the CAN bus when the supply voltage is off.
- Available in SO8 and HVSON8 packages, with the TJA1051T/E supporting a very low-current Off mode via the EN pin.
- AEC-Q100 qualified and RoHS compliant.
Applications
The TJA1051T/E,118 is primarily used in high-speed CAN applications within the automotive industry. It is suitable for various nodes in HS-CAN networks that do not require a standby mode with wake-up capability via the bus. This includes but is not limited to:
- Automotive control units (ECUs).
- Vehicle networking systems.
- Industrial automation systems requiring high-speed CAN communication.
Q & A
- What is the TJA1051T/E,118 used for?
The TJA1051T/E,118 is a high-speed CAN transceiver used to interface between a CAN protocol controller and the physical two-wire CAN bus, primarily in automotive applications.
- What are the key standards it complies with?
It complies with ISO 11898-2:2016 and SAE J2284-1 to SAE J2284-5 standards.
- What is the maximum data rate it supports?
It supports data rates up to 5 Mbit/s in the CAN FD fast phase.
- What is the operating voltage range?
The operating voltage range is 4.5 V to 5.5 V.
- What package styles are available?
It is available in SOIC-8 and HVSON8 packages.
- Does it have ESD protection?
Yes, it has high ElectroStatic Discharge (ESD) handling capability on the bus pins.
- Is it suitable for 12 V and 24 V systems?
Yes, it is suitable for both 12 V and 24 V systems.
- What are the operating modes of the TJA1051T/E,118?
The TJA1051T/E,118 supports Normal, Silent, and Off modes.
- Is the TJA1051T/E,118 thermally protected?
Yes, it is thermally protected.
- Is the TJA1051T/E,118 RoHS compliant?
Yes, it is RoHS compliant and AEC-Q100 qualified.
