Overview
The UJA1023T/2R04/C512, produced by NXP USA Inc., is a stand-alone Local Interconnect Network (LIN) I/O slave designed to replace basic components commonly used in electronic control units for input and output handling. This component integrates a LIN 2.0 controller, an LIN 2.0 / SAE J2602 compliant transceiver, and various other features to enhance functionality and reliability in automotive and industrial applications.
Key Specifications
| Parameter | Value |
|---|---|
| Package Type | SO16 plastic small outline package; 16 leads; body width 3.9 mm (SOT109-1) |
| Operating Voltage (VBAT) | 5.5 V to 27 V |
| LIN Compliance | LIN 2.0 / SAE J2602 compliant, LIN 1.3 compatible |
| Bit Rate Range | 1 kbit/s to 20 kbit/s |
| I/O Pins | Eight bidirectional I/O pins configurable via LIN bus messages |
| ADC | 8-bit ADC function with three external components |
| Temperature Range | −40 °C to +125 °C |
| Termination Resistor | Integrated 30 kΩ termination resistor |
Key Features
- Automatic bit rate synchronization to any (master) bit rate between 1 kbit/s and 20 kbit/s
- Integrated LIN 2.0 / SAE J2602 transceiver (including 30 kΩ termination resistor)
- Eight bidirectional I/O pins configurable via LIN bus messages
- Outputs configurable as high-side and/or low-side driver and as cyclic or PWM driver
- Advanced low-power behavior and configurable Sleep mode
- On-chip oscillator for internal clock signal
- Node Address (NAD) configuration via daisy chain or plug coding
- Inputs supporting local wake-up and edge capturing
- Limp home configuration in case of error conditions
- High immunity against electromagnetic interference and bus line protection in accordance with ISO 7637
Applications
The UJA1023T/2R04/C512 is primarily used in automotive and industrial control systems where Local Interconnect Network (LIN) communication is required. It is suitable for various applications such as electronic control units, driver assistance systems, and other networked devices that need reliable and efficient communication over the LIN bus.
Q & A
- What is the UJA1023T/2R04/C512 used for? The UJA1023T/2R04/C512 is used as a stand-alone LIN I/O slave in electronic control units for input and output handling.
- What is the operating voltage range of the UJA1023T/2R04/C512? The operating voltage range is 5.5 V to 27 V.
- Is the UJA1023T/2R04/C512 LIN compliant? Yes, it is LIN 2.0 / SAE J2602 compliant and LIN 1.3 compatible.
- What is the bit rate range supported by the UJA1023T/2R04/C512? It supports bit rates between 1 kbit/s and 20 kbit/s.
- How many I/O pins does the UJA1023T/2R04/C512 have? It has eight bidirectional I/O pins.
- Does the UJA1023T/2R04/C512 have an integrated ADC? Yes, it has an 8-bit ADC function with three external components.
- What is the temperature range of the UJA1023T/2R04/C512? The temperature range is −40 °C to +125 °C.
- Is the UJA1023T/2R04/C512 protected against electromagnetic interference? Yes, it has high immunity against electromagnetic interference and bus line protection in accordance with ISO 7637.
- How is the Node Address (NAD) configured on the UJA1023T/2R04/C512? The NAD configuration is done via a daisy chain or plug coding function.
- What happens in case of LIN bus faults? In case of LIN bus faults, the UJA1023T/2R04/C512 switches to the low-power Limp home mode.
