Overview
The TCAN1146DRQ1 is a high-speed CAN FD transceiver produced by Texas Instruments. It is part of the TCAN114x-Q1 family, which is designed to support data rates up to 5 Mbps. This device is particularly suited for automotive applications, meeting the requirements of ISO 11898-2:2016 and qualified under AEC-Q100 Grade 1. The TCAN1146DRQ1 features advanced functionalities such as selective wake/partial networking, watchdog, and bus fault diagnostics, making it a robust and reliable choice for various automotive and industrial systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package | SOIC (D) | - |
| Pins | 14 | - |
| Operating Temperature Range | -40 to 150 | °C |
| Data Rate | Up to 5 Mbps | - |
| Supply Voltage (VSUP) | 4.5 to 28 | V |
| Supply Voltage (VCC) | 4.5 to 5.5 | V |
| IO Supply Voltage (VIO) | 1.71 to 5.5 | V |
| Bus Fault Protection | ±58 V | - |
| Common Mode | ±12 V | - |
Key Features
- AEC-Q100 (Grade 1): Qualified for automotive applications
- Meets the requirements of ISO 11898-2:2016
- Support for selective wake/partial networking while transmitting/receiving error-free Classic CAN or CAN FD data
- CAN FD communication rates up to 5 Mbps
- Functional Safety Quality-Managed (TCAN1144-Q1 and TCAN1146-Q1)
- Functional Safety-Capable (TCAN1145-Q1)
- Supports nominal processor IO voltages from 1.8 V to 5 V
- Wide operating range with ±58-V Bus fault protection and ±12-V Common mode
- Watchdog: Timeout, Window, and Q&A
- Bus fault diagnostics and reporting
- Programmable INH/LIMP pin
- Available in 14-Pin SOIC, VSON, and SOT23 packages
Applications
- Body electronics and lighting
- Automotive infotainment and cluster
- Hybrid, electric, and powertrain systems
- Industrial transportation
Q & A
- What is the maximum data rate supported by the TCAN1146DRQ1?
The TCAN1146DRQ1 supports CAN FD communication rates up to 5 Mbps.
- What are the operating temperature ranges for the TCAN1146DRQ1?
The operating temperature range is from -40°C to 150°C.
- Is the TCAN1146DRQ1 qualified for automotive applications?
Yes, it is qualified under AEC-Q100 Grade 1 for automotive applications.
- What types of packages are available for the TCAN1146DRQ1?
The device is available in 14-Pin SOIC, VSON, and SOT23 packages.
- Does the TCAN1146DRQ1 support selective wake/partial networking?
Yes, it supports selective wake/partial networking while transmitting/receiving error-free Classic CAN or CAN FD data.
- What is the range of supply voltage (VSUP) for the TCAN1146DRQ1?
The supply voltage (VSUP) range is from 4.5 V to 28 V.
- Does the TCAN1146DRQ1 have watchdog and bus fault diagnostics features?
Yes, it supports watchdog and advanced bus fault diagnostics.
- Can the INH/LIMP pin be configured for different functions?
Yes, the INH/LIMP pin can be configured to either enable node power or as a limp home pin when a watchdog error occurs.
- What are the common applications of the TCAN1146DRQ1?
Common applications include body electronics and lighting, automotive infotainment and cluster, hybrid, electric, and powertrain systems, and industrial transportation.
- How does the TCAN1146DRQ1 support functional safety?
The TCAN1146DRQ1 is Functional Safety Quality-Managed, with documentation available to aid in functional safety system design.
