Overview
The TCAN1043A-Q1, produced by Texas Instruments, is a high-speed Controller Area Network (CAN) transceiver designed to meet the physical layer requirements of the ISO 11898-2:2016 high-speed CAN specification. This device supports both classical CAN and CAN FD data rates, with the TCAN1043A-Q1 supporting up to 8 Mbps and the TCAN1043AT-Q1 supporting up to 5 Mbps. It is AEC Q100 (Grade 1) qualified for automotive applications and is functional safety-capable, making it an excellent choice for various automotive communication needs.
Key Specifications
| Parameter | Value |
|---|---|
| Product Category | Transceiver |
| Maximum Data Rate | Up to 8 Mbps (TCAN1043A-Q1) or 5 Mbps (TCAN1043AT-Q1) |
| Number of Transceivers | 1 |
| Standard Supported | ISO 11898-2 |
| Minimum Operating Supply Voltage (V) | 4.5 |
| Typical Operating Supply Voltage (V) | 5, 9, 12, 15, 18, 24, 28, 36 |
| Maximum Operating Supply Voltage (V) | 40 |
| Maximum Supply Current (mA) | 110 |
| Power Down Mode | Normal, Silent, Standby, Sleep |
| Minimum Operating Temperature (°C) | -40 |
| Maximum Operating Temperature (°C) | 150 |
| Mounting | Surface Mount |
| Package Height | 0.85 (Max) |
| Package Width | 3.1 (Max) |
| Package Length | 4.6 (Max) |
| Pin Count | 14 |
| Standard Package Name | SON, SOIC, VSON EP |
| Bus Fault Voltage (V) | -58 to 58 |
Key Features
- AEC Q100 (Grade 1) Qualified for automotive applications
- Functional Safety-Capable with documentation available to aid in functional safety system design
- Meets the requirements of ISO 11898-2:2016
- Wide input operational voltage range from 4.5V to 40V
- Supports classic CAN and CAN FD up to 8 Mbps (TCAN1043A-Q1) or 5 Mbps (TCAN1043AT-Q1)
- VIO level shifting supports: 1.7 V to 5.5 V
- Operating modes: Normal, Silent, Standby, Low-power sleep mode
- High-voltage INH output for system power control
- Local wake-up support via the WAKE pin
- Sleep Wake Error (SWE) timer for safe transition to Sleep mode
- Protection features: ±58-V CAN bus fault tolerant, Load dump support on VSUP, IEC ESD protection, Under-voltage protection, Thermal shutdown protection, TXD dominant state timeout (TXD DTO)
- Available in 14-pin leaded (SOT and SOIC) packages and leadless (VSON) package with wettable flanks for improved automated optical inspection (AOI) capability
Applications
- Body Control Modules: Ensuring smooth communication between various vehicle control systems
- Infotainment Systems: Providing reliable data transfer for audio, video, and other entertainment functions
- Powertrain Control: Managing communication within the vehicle's engine and transmission systems
- Advanced Driver Assistance Systems (ADAS): Supporting crucial safety and assistance features like adaptive cruise control and collision warning
- Automotive Gateway
- Hybrid, Electric & Powertrain Systems
- Personal Transport Vehicles - Electric Bikes
- Industrial Transportation
Q & A
- What is the TCAN1043A-Q1?
The TCAN1043A-Q1 is a high-speed Controller Area Network (CAN) transceiver designed for automotive applications, meeting the ISO 11898-2:2016 standard.
- What data rates does the TCAN1043A-Q1 support?
The TCAN1043A-Q1 supports classic CAN and CAN FD data rates up to 8 Mbps, while the TCAN1043AT-Q1 supports up to 5 Mbps.
- What are the operating modes of the TCAN1043A-Q1?
The device operates in Normal, Silent, Standby, and Low-power sleep modes.
- What is the operating temperature range of the TCAN1043A-Q1?
The operating temperature range is from -40°C to 150°C.
- What protection features does the TCAN1043A-Q1 have?
The device includes ±58-V CAN bus fault tolerance, load dump support on VSUP, IEC ESD protection, under-voltage protection, thermal shutdown protection, and TXD dominant state timeout (TXD DTO).
- How does the TCAN1043A-Q1 manage power consumption?
The device allows for system-level reductions in battery current consumption by selectively enabling power supplies via the INH output pin and features a Sleep Wake Error (SWE) timer for safe transition to Sleep mode.
- What packages are available for the TCAN1043A-Q1?
The device is available in 14-pin leaded (SOT and SOIC) packages and leadless (VSON) package with wettable flanks.
- Is the TCAN1043A-Q1 suitable for automotive applications?
Yes, it is AEC Q100 (Grade 1) qualified and functional safety-capable, making it suitable for automotive applications.
- What is the purpose of the INH output pin?
The INH output pin is used for system power control, allowing the device to initiate system start-up by driving INH high when a wake-up event is detected.
- How does the TCAN1043A-Q1 handle wake-up events?
The device supports local wake-up via the WAKE pin and initiates system start-up by driving INH high when a wake-up event is detected.
