Overview
The TCAN1145DRQ1 is a high-speed CAN FD transceiver from Texas Instruments, designed to meet the stringent requirements of automotive and industrial applications. This device is part of the TCAN114x-Q1 family, which supports data rates up to 5 Mbps and complies with the ISO 11898-2:2016 standard. The TCAN1145DRQ1 is qualified to AEC-Q100 Grade 1, ensuring its reliability and performance in harsh automotive environments.
Key Specifications
| Parameter | Min | Nom | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VSUP) | -0.3 | 4.5 - 28 | 42 | V |
| I/O Supply Voltage (VIO) | 1.71 | 1.8 - 5 | 5.5 | V |
| CAN Transceiver Supply Voltage (VCC) | -0.3 | 4.5 - 5 | 6 | V |
| Digital Output High Level Current (IOH(DO)) | -2 | mA | ||
| Digital Output Low Level Current (IOL(DO)) | 2 | mA | ||
| Inhibit/LIMP Pin Current (IO(INH/LIMP)) | 1 | mA | ||
| Junction Temperature (TJ) | -40 | 150 | °C | |
| Thermal Shut Down (TSDR) | 175 | °C |
Key Features
- AEC-Q100 (Grade 1): Qualified for automotive applications
- Meets the requirements of ISO 11898-2:2016
- CAN FD communication rates up to 5 Mbps
- Functional Safety Quality-Managed (TCAN1144-Q1 and TCAN1146-Q1) and Functional Safety-Capable (TCAN1145-Q1)
- Supports nominal processor IO voltages from 1.8 V to 5 V
- Wide operating range: ±58-V Bus fault protection, ±12-V Common mode
- Selective wake/partial networking support (TCAN1145-Q1 and TCAN1146-Q1)
- Watchdog: Timeout, Window, and Q&A (TCAN1144-Q1 and TCAN1146-Q1)
- 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 TCAN1145DRQ1?
The TCAN1145DRQ1 supports CAN FD communication rates up to 5 Mbps.
- Is the TCAN1145DRQ1 qualified for automotive applications?
- What are the supported I/O voltage ranges for the TCAN1145DRQ1?
The device supports nominal processor IO voltages from 1.8 V to 5 V.
- Does the TCAN1145DRQ1 support selective wake/partial networking?
- What are the package options available for the TCAN1145DRQ1?
The device is available in 14-Pin SOIC, VSON, and SOT23 packages.
- What is the junction temperature range for the TCAN1145DRQ1?
The junction temperature range is from -40°C to 150°C.
- Does the TCAN1145DRQ1 have built-in watchdog and bus diagnostics features?
The TCAN1144-Q1 and TCAN1146-Q1 models have these features, but the TCAN1145DRQ1 is functional safety-capable with related documentation available.
- What is the purpose of the INH/LIMP pin on the TCAN1145DRQ1?
The INH/LIMP pin is programmable and used for inhibit or limp mode operations.
- What are the common applications of the TCAN1145DRQ1?
- Does the TCAN1145DRQ1 meet ISO 11898-2:2016 standards?
