Overview
The TJA1021T/10/CM,118 is a Local Interconnect Network (LIN) transceiver produced by NXP USA Inc. This component serves as the interface between the LIN protocol controller and the physical bus in a LIN network. It is designed for use in in-vehicle sub-networks and is compliant with various LIN standards, including LIN 2.0, LIN 2.1, LIN 2.2, LIN 2.2A, SAE J2602, and ISO 17987-4:2016 (12 V).
Key Specifications
| Parameter | Description |
|---|---|
| Package Type | SO8 (plastic small outline package; 8 leads; body width 3.9 mm) and HVSON8 (plastic thermal enhanced very thin small outline package; no leads; 8 terminals; body 3 × 3 × 0.85 mm) |
| Baud Rate | Up to 10.4 kBd (low slope variants) and up to 20 kBd (normal slope variants) |
| Supply Voltage | 5.5 to 27 V |
| Input Levels | Compatible with 3.3 V and 5 V devices |
| Termination Resistor | Integrated termination resistor for LIN responder applications |
| Wake-up Source Recognition | Local or remote wake-up source recognition |
| ESD Robustness | ±6 kV according to IEC 61000-4-2 for pins LIN, VBAT, and WAKE_N |
| Current Consumption | Very low current consumption in Sleep mode (e.g., 300 μA in Normal mode, bus dominant) |
| Temperature Range | -40°C to +150°C (virtual junction temperature) |
Key Features
- Pin-to-pin compatible with TJA1020 and MC33662(B)
- K-line compatible
- Integrated termination resistor for LIN responder applications
- Wake-up source recognition (local or remote)
- High ESD robustness: ±6 kV according to IEC 61000-4-2 for pins LIN, VBAT, and WAKE_N
- Very low current consumption in Sleep mode with local and remote wake-up
- Transmit data (TXD) dominant time-out function
- Available in SO8 and HVSON8 packages
- Leadless HVSON8 package with low thermal resistance supporting Automated Optical Inspection (AOI) capability
Applications
The TJA1021T/10/CM,118 is primarily used in in-vehicle sub-networks, including various automotive applications such as body control modules, door control units, and other LIN-based systems. It is designed to operate within the constraints of automotive environments, ensuring reliable communication over the LIN bus.
Q & A
- What is the primary function of the TJA1021T/10/CM,118?
The TJA1021T/10/CM,118 serves as the interface between the Local Interconnect Network (LIN) protocol controller and the physical bus in a LIN network.
- What are the supported baud rates for the TJA1021T/10/CM,118?
The component supports baud rates up to 10.4 kBd for low slope variants and up to 20 kBd for normal slope variants.
- What are the compatible input levels for the TJA1021T/10/CM,118?
The component is compatible with 3.3 V and 5 V devices.
- Does the TJA1021T/10/CM,118 have integrated termination resistors?
- What is the ESD robustness of the TJA1021T/10/CM,118?
The component has high ESD robustness of ±6 kV according to IEC 61000-4-2 for pins LIN, VBAT, and WAKE_N.
- How does the TJA1021T/10/CM,118 manage power consumption in Sleep mode?
The component has very low current consumption in Sleep mode, with local and remote wake-up capabilities.
- What are the available package types for the TJA1021T/10/CM,118?
The component is available in SO8 and HVSON8 packages.
- Is the TJA1021T/10/CM,118 pin-to-pin compatible with other components?
- What is the temperature range for the TJA1021T/10/CM,118?
The component operates within a temperature range of -40°C to +150°C (virtual junction temperature).
- What automotive standards does the TJA1021T/10/CM,118 comply with?
The component complies with LIN 2.0, LIN 2.1, LIN 2.2, LIN 2.2A, SAE J2602, and ISO 17987-4:2016 (12 V).
