Texas Instruments

TCAN1146DRQ1

Interface ICs

Manufacturer
MPN
TCAN1146DRQ1
Package / Case
SOIC-14
Key Attributes
Enhanced CAN FD transceiver with local networking capability

Technical Specifications

TypeDescription
Data Rate5 Mbps
Quiescent Current95 µA
Number of Channels1
Supply Current5mA
TypeDescription
TypeCAN Transceiver
Supply Voltage4.5V~5.5V
Operating Temperature-40°C~+150°C
Package / CaseSOIC-14

Product Introduction

The TCAN114x-Q1 is a family of enhanced high-speed CAN FD transceivers supporting data rates up to 5 Mbps. These devices are configured via SPI to enable full feature support. By applying an appropriate voltage to the V₁₀ pin, the TCAN114x-Q1 supports processor IO nominal voltages from 1.8V to 5V, enabling the use of low-power processors.

The TCAN1145-Q1 and TCAN1146-Q1 transceivers support selective wake functionality (wake-up based on WUF frames). This feature enables system partitioning into local networks, allowing operation with fewer active nodes while the remaining nodes remain in a low-power sleep mode. The transceiver and selective wake functionality comply with the ISO 11898-2:2016 standard.

The TCAN1144-Q1 and TCAN1146-Q1 are full-featured devices with watchdog and advanced bus diagnostic capabilities. For debugging purposes, advanced bus fault diagnosis and communication features can be used to identify specific bus faults.

The TCAN114x-Q1 is a register-compatible family of enhanced high-speed CAN FD transceivers, giving system designers the flexibility to achieve desired functionality with minimal software changes and no hardware modifications. The TCAN1144-Q1 and TCAN1146-Q1 inhibit (INH) pin can be used to enable node power supplies, or configured as a limp-home pin activated upon watchdog fault.

Features

  • AEC-Q100 (Grade 1): compliant with automotive application requirements
  • Compliant with ISO 11898-2:2016
  • TCAN1145-Q1 and TCAN1146-Q1 support selective wake/local networking while transmitting/receiving error-free Classic CAN or CAN FD data
  • CAN FD communication rate up to 5 Mbps
  • Functional Safety Quality Managed (TCAN1144-Q1 and TCAN1146-Q1) – documentation to assist functional safety system design
  • Functional Safety Ready (TCAN1145-Q1) – documentation to assist functional safety system design
  • TCAN114x-Q1 supports processor IO nominal voltages from 1.8V to 5V
  • Wide operating voltage range:
  • ±58V bus fault protection
  • ±12V common mode
  • TCAN1144-Q1 and TCAN1146-Q1 support:
  • Watchdog: timeout, window, and Q&A bus fault diagnostics and reporting
  • Programmable INH/LIMP pin
  • 14-pin SOIC, VSON, and SOT23 packages
  • VSON package for enhanced AOI capability

Applications

  • Body electronics and lighting
  • Automotive infotainment systems and instrument clusters
  • Hybrid, electric, and powertrain systems
  • Industrial transportation

Datasheet

📄 Open Download

Alternative Parts

Common TCAN1146DRQ1 alternatives overseas buyers search for:

Compliance & Export Codes

TypeDetails
RoHSROHS3
ECCNEAR99
CNHTS8542399000
USHTS8542390001
TARIC8542399000
TypeDetails
CAHTS8542390000
BRHTS85423999
INHTS85423900
MXHTS8542.39.99

Sourcing Information

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