Overview
The TJA1049T/3J is a high-speed CAN (Controller Area Network) transceiver produced by NXP USA Inc. This component serves as an interface between a CAN protocol controller and the physical two-wire CAN bus, ensuring reliable communication in various high-speed CAN applications. It is particularly designed for use in the automotive industry and other environments requiring robust and efficient CAN communication.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| VCC Supply Voltage | 4.75 | 5.25 | V | ||
| VIO Supply Voltage | 2.8 | 5.5 | V | ||
| ICC Supply Current (Standby Mode) | TJA1049T or TJA1049TK | - | 10 | 15 | μA |
| ICC Supply Current (Normal Mode, Recessive) | VTXD = VIO | 2.5 | 5 | 7.5 | mA |
| ICC Supply Current (Normal Mode, Dominant) | VTXD = 0 V | 20 | 45 | 65 | mA |
| Data Rate | CAN FD Fast Phase | 5 | Mbit/s | ||
| Operating Temperature | -40 | 150 | °C | ||
| Package Type | SO8, HVSON8 |
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 3 V to 5 V microcontrollers.
- SPLIT voltage output for stabilizing recessive bus level.
- AEC-Q100 qualified and RoHS compliant.
- Low-power Standby mode with wake-up capability via the CAN bus.
- Improved slope control and high DC handling capability on the bus pins.
Applications
- Automotive industry: High-speed CAN networks for communication between electronic control units.
- Industrial automation: Reliable communication between devices and sensors.
- Other high-speed CAN applications requiring robust and efficient communication.
Q & A
- What is the TJA1049T/3J used for? The TJA1049T/3J is used as an interface between a CAN protocol controller and the physical two-wire CAN bus, ensuring reliable high-speed CAN communication.
- What standards does the TJA1049T/3J comply with? It complies with ISO 11898-2:2016 and SAE J2284-1 to SAE J2284-5 standards.
- What are the supported data rates for the TJA1049T/3J? It supports data rates up to 5 Mbit/s in the CAN FD fast phase.
- What are the operating voltage ranges for the TJA1049T/3J? The VCC supply voltage ranges from 4.75 V to 5.25 V, and the VIO supply voltage ranges from 2.8 V to 5.5 V.
- What are the key features of the TJA1049T/3J's power management? It has a low-power Standby mode with wake-up capability via the CAN bus and supports supply voltages down to 3 V.
- Is the TJA1049T/3J suitable for automotive applications? Yes, it is AEC-Q100 qualified and designed for use in the automotive industry.
- What package types are available for the TJA1049T/3J? It is available in SO8 and HVSON8 packages.
- Does the TJA1049T/3J have any special features for electromagnetic compatibility? Yes, it has low ElectroMagnetic Emission (EME) and high ElectroMagnetic Immunity (EMI).
- Can the TJA1049T/3J be used in industrial automation? Yes, it is suitable for reliable communication between devices and sensors in industrial automation.
- Is the TJA1049T/3J RoHS compliant? Yes, it is RoHS compliant and also halogen-free.
