TCAN1144-Q1

ACTIVE

Automotive enhanced CAN FD and high speed CAN transceiver with Watchdog, LIMP, and bus diagnostics

TCAN1144-Q1

ACTIVE

Product details

Features Inhibit, Partial networking, Sleep, Wake Architecture 12V, 24V Bus fault voltage (V) -58 to 58 Protocols CAN, CAN FD Supply voltage (VCC) (V) 4.5V to 5.5V I/O supply voltage (V) 1.8, 3.3, 5 Signaling rate (max) (Mbps) 5 Number of channels 1 Rating Automotive
Features Inhibit, Partial networking, Sleep, Wake Architecture 12V, 24V Bus fault voltage (V) -58 to 58 Protocols CAN, CAN FD Supply voltage (VCC) (V) 4.5V to 5.5V I/O supply voltage (V) 1.8, 3.3, 5 Signaling rate (max) (Mbps) 5 Number of channels 1 Rating Automotive
VSON (DMT) 14 13.5 mm² (4.5 mm × 3 mm) SOIC (D) 14 51.9 mm² (8.65 mm × 6 mm) SOT-23-THN (DYY) 14 13.692 mm² (4.2 mm × 3.26 mm)

The TCAN114x-Q1 is a family of enhanced high-speed, CAN FD transceivers supporting data rates up to 5 Mbps. The devices are configured using serial peripheral interface (SPI) for access to full functionality. The TCAN114x-Q1 supports nominal processor IO voltages from 1.8 V to 5 V by applying the appropriate voltage to the VIO pin, allowing lower power processors to be used.

The TCAN1145-Q1 and TCAN1146-Q1 transceivers support selective wake (being able to wake-up based on WUF identification). This feature enables systems to implement partial networking and operate with a reduced number of nodes in an active state while the remaining nodes are in a low-power sleep mode). The transceivers and selective wake function meet the specifications of the ISO 11898-2:2016 standard.

The TCAN1144-Q1 and TCAN1146-Q1 are full featured devices supporting watchdog and advanced bus diagnostics. For ease of debug, the advanced bus fault diagnostics and communication feature can be used to determine specific bus faults.

The TCAN114x-Q1 is a family of enhanced high-speed CAN FD transceivers that are register compatible enabling system designers the flexibility to implement features needed without hardware modifications and with minimal software changes. The TCAN1144-Q1 and TCAN1146-Q1 inhibit (INH) pin can be used to either enable node power or be configured as a limp home pin when a watchdog error takes place.

The TCAN114x-Q1 is a family of enhanced high-speed, CAN FD transceivers supporting data rates up to 5 Mbps. The devices are configured using serial peripheral interface (SPI) for access to full functionality. The TCAN114x-Q1 supports nominal processor IO voltages from 1.8 V to 5 V by applying the appropriate voltage to the VIO pin, allowing lower power processors to be used.

The TCAN1145-Q1 and TCAN1146-Q1 transceivers support selective wake (being able to wake-up based on WUF identification). This feature enables systems to implement partial networking and operate with a reduced number of nodes in an active state while the remaining nodes are in a low-power sleep mode). The transceivers and selective wake function meet the specifications of the ISO 11898-2:2016 standard.

The TCAN1144-Q1 and TCAN1146-Q1 are full featured devices supporting watchdog and advanced bus diagnostics. For ease of debug, the advanced bus fault diagnostics and communication feature can be used to determine specific bus faults.

The TCAN114x-Q1 is a family of enhanced high-speed CAN FD transceivers that are register compatible enabling system designers the flexibility to implement features needed without hardware modifications and with minimal software changes. The TCAN1144-Q1 and TCAN1146-Q1 inhibit (INH) pin can be used to either enable node power or be configured as a limp home pin when a watchdog error takes place.

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Technical documentation

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Top documentation Type Title Format options Date
* Data sheet TCAN114x-Q1 Enhanced CAN FD Transceiver with Partial Networking datasheet (Rev. B) PDF | HTML Mar 23, 2022
Application note Comparison of CAN, CAN FD, and CAN XL PDF | HTML Jun 18, 2026
User guide Q&A Watchdog Overview and Configuration PDF | HTML Jun 3, 2021
Functional safety information TCAN114x-Q1 Functional Safety Analysis Report PDF | HTML Oct 19, 2020
Functional safety information TCAN114x-Q1 Functional Safety Report PDF | HTML Oct 19, 2020
Functional safety information TCAN114x-Q1 Functional Safety Manual PDF | HTML Mar 4, 2020

Design & development

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Evaluation board

TCAN-SOIC14-EVM — Universal SOIC 14-pin CAN evaluation module

The universal SOIC 14-pin CAN evaluation module (EVM) provides users with the ability to evaluate all the TI 14-pin CAN transceiver families. The universal 14-pin CAN EVM is configurable for use with all the TI 14-pin CAN transceiver families by populating the transceiver and setting jumpers on the (...)

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Evaluation board

TCAN1145EVM — TCAN1145-Q1 CAN transceiver with watchdog and partial networking evaluation module

This EVM can be used to evaluate the TLIN114x family of devices. The CAN bus is easily accessed via test points, the J7 header, and a DSUB9 connector, standard in a lot of automotive applications for cabling. All pins are available through headers or test points. There is an integrated USB2ANY (...)
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Package Pins CAD symbols, footprints & 3D models
VSON (DMT) 14 Ultra Librarian
SOIC (D) 14 Ultra Librarian
SOT-23-THN (DYY) 14 Ultra Librarian

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