Single LIN RGB slave controller with memory access protection

MLX81114

The MLX81114 is a LIN slave for ambient light applications in automotive, able to control multiple LEDs connected via LIN wire harness. The MLX81114 is featuring a memory access protection option which enables anti-theft applications.

MLX81113: LIN RGB controller
MLX81114: LIN RGB controller with memory access protection

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Top features

  • Memory access protection

  • 16-bit pipelined RISC microcontroller with

    • 32 kByte Flash

    • System ROM with bootloader and LIN driver

    • 2 kByte RAM

    • 512 Byte EEPROM

  • Math co-processor for 32-bit MUL/DIV operations

  • Watchdog timers with independent clocks

  • Internal RC oscillator (max 32 MHz)

  • LIN protocol controller according to LIN 2.x and SAE J2602

    • Baudrate up to 19.2 kBaud

    • Frame processing

    • Low interrupt load to the application

  • LIN transceiver according to LIN 2.x and SAE J2602

    • Support for autoaddressing according to bus shunt method

  • 4x high voltage I/Os with free configurable current sources (up to 60 mA) for RGB+W

  • Diagnostic capability for connected LED (short, open, threshold)

  • 4x 16-bit PWM outputs

    • Configurable resolution

  • 10 bit ADC with DMA

    • Multiple channels (outputs, VS, temperature sensor, IOs)

    • Different reference voltages

    • Differential as well as single-ended measurement capability

    • DMA access

  • Low standby current consumption of typ. 25 µA (max 50 µA) in sleep mode

  • Integrated battery monitor including over- and under-voltage detection

  • Automotive temperature range of -40 °C to 125 °C

  • 28 V jump start

  • Integrated temperature sensor

  • Developed following ISO26262 supporting safety system up to ASIL-A

  • AECQ-100 qualified

  • SOIC8 package with exposed pad     

Discover all features
Single LIN RGB slave controller with memory access protection - MLX81114

Product description

The MLX81114 is a LIN slave for ambient light applications in automotive, able to control multiple LEDs connected via LIN wire harness. The MLX81114 is featuring a memory access protection option which enables anti-theft applications.

It is suitable for bus systems according to LIN 2.x as well as SAE J2602. The combination of a physical layer LIN transceiver and a LIN protocol controller together with current-controlled outputs make it possible to develop in a short time frame simple, but powerful and cost-efficient ambient light modules connected to LIN bus systems.

For more information and documentation, please don’t hesitate to get in touch with your sales representative.

MLX81113: LIN RGB controller
MLX81114: LIN RGB controller with memory access protection

Features and benefits

  • Memory access protection

  • 16-bit pipelined RISC microcontroller with

    • 32 kByte Flash

    • System ROM with bootloader and LIN driver

    • 2 kByte RAM

    • 512 Byte EEPROM

  • Math co-processor for 32-bit MUL/DIV operations

  • Watchdog timers with independent clocks

  • Internal RC oscillator (max 32 MHz)

  • LIN protocol controller according to LIN 2.x and SAE J2602

    • Baudrate up to 19.2 kBaud

    • Frame processing

    • Low interrupt load to the application

  • LIN transceiver according to LIN 2.x and SAE J2602

    • Support for autoaddressing according to bus shunt method

  • 4x high voltage I/Os with free configurable current sources (up to 60 mA) for RGB+W

  • Diagnostic capability for connected LED (short, open, threshold)

  • 4x 16-bit PWM outputs

    • Configurable resolution

  • 10 bit ADC with DMA

    • Multiple channels (outputs, VS, temperature sensor, IOs)

    • Different reference voltages

    • Differential as well as single-ended measurement capability

    • DMA access

  • Low standby current consumption of typ. 25 µA (max 50 µA) in sleep mode

  • Integrated battery monitor including over- and under-voltage detection

  • Automotive temperature range of -40 °C to 125 °C

  • 28 V jump start

  • Integrated temperature sensor

  • Developed following ISO26262 supporting safety system up to ASIL-A

  • AECQ-100 qualified

  • SOIC8 package with exposed pad     

Videos

RGB LED based automotive ambient lighting

Product

Melexis extends its successful IC family with a new generation of its LIN RGB(W) LED controller: the MLX81113.