Overview
The TCAN1044-Q1 is a high-speed Controller Area Network (CAN) transceiver designed by Texas Instruments. It is specifically tailored for automotive and transportation applications, meeting the physical layer requirements of the ISO 11898-2:2016 high-speed CAN specification. This transceiver supports both classical CAN and CAN FD networks, with data rates up to 8 megabits per second (Mbps). It features internal logic level translation, allowing it to interface directly with 1.8V, 2.5V, 3.3V, or 5V logic I/Os. The device is AEC-Q100 qualified, ensuring reliability in harsh automotive environments with a temperature range of –40°C to 125°C.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| Operating Temperature | Temperature range | –40°C to 125°C |
| Package Options | Available packages | SOIC (8), SOT23 (8), VSON (8) |
| Supply Voltage | VCC range | 4.5V to 5.5V |
| I/O Voltage Range | VIO range | 1.7V to 5.5V |
| Data Rates | Supported data rates | Up to 8 Mbps |
| Bus Fault Protection | Voltage range | ±58V |
| Thermal Shutdown Temperature | TSD temperature | 192°C |
| Junction Temperature | TJ range | –40°C to 150°C |
| Receiver Common Mode Input Voltage | Voltage range | ±12V |
Key Features
- AEC-Q100 Qualified: Suitable for automotive applications with a temperature grade 1 rating.
- ISO Compliance: Meets the requirements of ISO 11898-2:2016 and ISO 11898-5:2007 physical layer standards.
- Functional Safety-Capable: Documentation available to aid in functional safety system design.
- Support for Classical CAN and CAN FD: Optimized performance at 2, 5, and 8 Mbps.
- Protection Features: Includes bus fault protection, undervoltage protection, TXD dominant timeout (DTO), and thermal-shutdown protection (TSD).
- Low Power Standby Mode: Supports remote wake-up request and hot-plug capability.
- Logic Level Translation: Internal translation via the VIO terminal to support 1.8V, 2.5V, 3.3V, or 5V logic I/Os.
Applications
- Automotive and Transportation: Body control modules, automotive gateway, advanced driver assistance system (ADAS), and infotainment systems.
Q & A
- What is the operating temperature range of the TCAN1044-Q1?
The operating temperature range is –40°C to 125°C.
- What are the supported data rates for the TCAN1044-Q1?
The device supports data rates up to 8 Mbps.
- What are the available package options for the TCAN1044-Q1?
The device is available in SOIC (8), SOT23 (8), and VSON (8) packages.
- Does the TCAN1044-Q1 support logic level translation?
Yes, it supports internal logic level translation via the VIO terminal for 1.8V, 2.5V, 3.3V, or 5V logic I/Os.
- What protection features does the TCAN1044-Q1 include?
The device includes bus fault protection, undervoltage protection, TXD dominant timeout (DTO), and thermal-shutdown protection (TSD).
- Is the TCAN1044-Q1 AEC-Q100 qualified?
Yes, it is AEC-Q100 qualified for automotive applications.
- What is the thermal shutdown temperature of the TCAN1044-Q1?
The thermal shutdown temperature is 192°C.
- Does the TCAN1044-Q1 support hot-plug capability?
Yes, it supports hot-plug capability with power up/down glitch-free operation on the bus and RXD output.
- What is the receiver common mode input voltage range of the TCAN1044-Q1?
The receiver common mode input voltage range is ±12V.
- Does the TCAN1044-Q1 have a low power standby mode?
Yes, it supports a low power standby mode with remote wake-up request.
