Overview
The TCAN1042HDR from Texas Instruments is a fault-protected CAN (Controller Area Network) transceiver designed to meet the ISO 11898-2:2016 and ISO 11898-5:2007 physical layer standards. This device supports both classic CAN and CAN FD (Flexible Data Rate) protocols, enabling data rates up to 2 Mbps for standard devices and up to 5 Mbps for devices with the 'G' suffix. It is particularly suited for use in highly loaded CAN networks and various industrial, automotive, and automation applications.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| Data Rate | Maximum data rate supported | Up to 2 Mbps (standard), up to 5 Mbps (G variants) |
| Supply Voltage | Operating voltage range | 4.5 V to 5.5 V |
| Operating Temperature | Temperature range for operation | -55°C to 125°C |
| Package Type | Available package types | SOIC (8-pin), VSON (8-pin) |
| Bus Fault Protection | Maximum voltage protection on CAN bus | ±70 V (H variants) |
| ESD Protection | Electrostatic discharge protection | ±16 kV (HBM), ±15 kV (IEC) |
| Input/Output Voltage | I/O voltage range supported | 3.3 V and 5 V MCUs |
| Receiver Common Mode Input Voltage | Common mode input voltage range | ±30 V |
Key Features
- Meets ISO 11898-2:2016 and ISO 11898-5:2007 physical layer standards.
- Supports 'Turbo' CAN with data rates up to 2 Mbps and CAN FD up to 5 Mbps for 'G' variants.
- Short and symmetrical propagation delay times and fast loop times for enhanced timing margin.
- I/O voltage range supports 3.3 V and 5 V MCUs.
- Ideal passive behavior when unpowered with high impedance on bus and logic terminals.
- Protection features include HBM ESD protection, IEC ESD protection, bus fault protection, undervoltage protection, driver dominant time out, and thermal shutdown protection.
- Available in SOIC (8-pin) and VSON (8-pin) packages with improved automated optical inspection (AOI) capability.
Applications
- Highly loaded CAN networks.
- Heavy machinery ISOBUS applications (ISO 11783).
- Industrial automation, control, sensors, and drive systems.
- Building, security, and climate control automation.
- Telecom base station status and control.
- CAN Bus standards such as CANopen, DeviceNet, NMEA2000, ARINC825, ISO11783, and CANaerospace.
Q & A
- What are the key standards that the TCAN1042HDR meets?
The TCAN1042HDR meets the ISO 11898-2:2016 and ISO 11898-5:2007 physical layer standards.
- What are the supported data rates for the TCAN1042HDR?
The device supports data rates up to 2 Mbps for standard devices and up to 5 Mbps for 'G' variants.
- What is the operating voltage range of the TCAN1042HDR?
The operating voltage range is from 4.5 V to 5.5 V.
- What are the available package types for the TCAN1042HDR?
The device is available in SOIC (8-pin) and VSON (8-pin) packages.
- What kind of ESD protection does the TCAN1042HDR offer?
The device offers ±16 kV HBM ESD protection and ±15 kV IEC ESD protection.
- What is the bus fault protection voltage for the TCAN1042HDR?
The device provides ±70 V bus fault protection for 'H' variants.
- What are the typical applications of the TCAN1042HDR?
Typical applications include highly loaded CAN networks, heavy machinery ISOBUS, industrial automation, and telecom base station status and control.
- Does the TCAN1042HDR support I/O level shifting?
Yes, devices with the 'V' suffix support I/O level shifting.
- What is the receiver common mode input voltage range of the TCAN1042HDR?
The receiver common mode input voltage range is ±30 V.
- Does the TCAN1042HDR have thermal shutdown protection?
Yes, the device includes thermal shutdown protection.
