Overview
The TJA1051AT/3/0Z is a high-speed CAN (Controller Area Network) transceiver produced by NXP USA Inc. This component is part of the third generation of high-speed CAN transceivers, designed to provide an interface between a CAN protocol controller and the physical two-wire CAN bus. It is particularly suited for high-speed CAN applications in the automotive industry, offering improved ElectroMagnetic Compatibility (EMC) and ElectroStatic Discharge (ESD) performance compared to earlier generations.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| VCC supply voltage | 4.5 | 5.5 | V | ||
| ICC supply current (Off mode) | TJA1051T/E | 1 | 5 | 8 | μA |
| ICC supply current (Silent mode) | 0.1 | 1 | 2.5 | mA | |
| ICC supply current (Normal mode, recessive) | VTXD = VIO | 2.5 | 5 | 10 | mA |
| ICC supply current (Normal mode, dominant) | VTXD = 0 V | 20 | 50 | 70 | mA |
| VESD electrostatic discharge voltage | IEC 61000-4-2 at pins CANH and CANL | -8 | +8 | kV | |
| VCANH voltage on pin CANH | -58 | +58 | V | ||
| VCANL voltage on pin CANL | -58 | +58 | V | ||
| Tvj virtual junction temperature | -40 | +150 | °C |
Key Features
- Compliant with ISO 11898-2:2016 and SAE J2284-1 to SAE J2284-5 standards.
- Supports 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).
- VIO input allows direct interfacing with microcontrollers having supply voltages from 3 V to 5 V.
- EN input on TJA1051T/E allows switching the transceiver to a very low-current Off mode.
- Available in SO8 and HVSON8 packages with improved Automated Optical Inspection (AOI) capability.
- Dark green product, halogen-free, and RoHS compliant.
- AEC-Q100 qualified.
Applications
The TJA1051AT/3/0Z is primarily used in high-speed CAN networks within the automotive industry. It is suitable for various automotive applications where reliable and high-speed communication is required, such as in vehicle control units, driver assistance systems, and other automotive electronic control units.
Q & A
- What is the TJA1051AT/3/0Z used for?
The TJA1051AT/3/0Z is a high-speed CAN transceiver used to provide an interface between a CAN protocol controller and the physical two-wire CAN bus 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 are the supported supply voltages for the microcontroller interface?
The VIO input allows direct interfacing with microcontrollers having supply voltages from 3 V to 5 V.
- Does it have a low-power mode?
Yes, the TJA1051T/E version allows the transceiver to be switched to a very low-current Off mode via the EN input.
- What are the available package types?
It is available in SO8 and HVSON8 packages.
- Is the TJA1051AT/3/0Z RoHS compliant?
Yes, it is RoHS compliant and halogen-free.
- What is the operating temperature range?
The virtual junction temperature range is from -40°C to +150°C.
- Is it AEC-Q100 qualified?
Yes, it is AEC-Q100 qualified.
- What are some typical applications for this transceiver?
Typical applications include vehicle control units, driver assistance systems, and other automotive electronic control units.
