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高集成度BCM-车身控制MLX81150电机驱动芯片系统优选器件方案

2018-01-09
类别:工业控制
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文章创建人 拍明

  器件优势

  • R7F7010323 MCU,具有40nm工艺,集成度高,符合ISO26262标准,支持硬件加密SHE/HSM (硬件加密模块),使数据更加安全可靠;

  • 本方案涵盖BCM绝大部分的器件,传感器、MCU、无线、电机驱动等,非常方便工程师选型。

  方案概述

  车身控制系统是车身部件最重要的控制器之一。除了传统的灯光控制、雨刮控制、门锁控制等基本功能外,近年来逐渐集成了自动雨刮、发动机防盗、胎压监测等功能,以满足人们不断增加的安全性、舒适性等方面的要求。随着BCM功能的不断增加及舒适性与安全性的提高,对传感器的精度及MCU的集成度、安全可靠要求也提出了很高的要求。

  R7F7010323AFP#AA4 RENESAS

  MLX81150LLW-DAA-000-SP MELEXIS

  MLX81106KDC-CAA-000-SP MELEXIS

  BGM113A256V2 SILICON LABS

  BGM113A256V1 SILICON LABS

  MLX81106KDC-CAA-000-RE MELEXIS

  Features Microcontroller: MLX16x8 RISC CPU

  MLX81150电机驱动芯片

高集成度BCM-车身控制MLX81150电机驱动芯片系统优选器件方案.png

  o 16 bit RISC-CPU

  o Co-processor for fast multiplication and division

  o In-circuit debug and emulation Memories

  o 32 kByte Flash with ECC

  o 2 kByte RAM

  o 384 Byte EEPROM with ECC for customer purpose Supported bus interface

  o LIN-Interface with integrated LIN transceiver supporting LIN 2.x and SAE J2602, certified LIN protocol software provided by Melexis

  o In-Module-Programming (Flash and EE) via pin LIN using a special Melexis fast protocol

  o PWM-Interface

  o Full duplex SPI, Master/Slave, double-buffered, speed programmable Voltage regulator

  o Internal voltage regulator, direct powered from 12V battery supply

  o Operating voltage VS = 5.5V to 18V, IC will work down to 3.9V

  o Possibility to put an external bypass transistor for high temperature requirements

  o Very low SLEEP MODE current < 30uA, Wake up by LIN traffic or local sources Periphery

  o 4 programmable 16bit PWM modules for external transistor full bridge applications

  o Timer unit 16 bit with 4 capture and 4 compare

  o 25 MHz +/-5% internal RC-oscillator with PLL, optional crystal resonator

  o Load dump and brown out interrupt function

  o Digital watchdog for software flow tracking

  o System-Clock-independent fully integrated watchdog

  o On-chip temperature sensor with +/-10K accuracy

  o 10 bit ADC with < 6 µs conversion time with multiple channels and different ADC references, DMA access to RAM

  o 8 multiple purpose I/Os

  o 2 integrated relay drivers with free wheel function

  o 2 inputs for relay contact or shunt current monitoring

  o Over current detection, shunt current sense

  o 1 switch-able supply output for external Hall sensor connection Additional features

  o Direct access to pin LIN possible

  o Temperature range -40°C up to 150°C ambient, AEC-Q100 Grade 0 qualified

  o 28V jump start and 45V load dump protected

  o Monolithic solution: Single chip in single package realization

  o Small QFN32 5x5 and TQFPeP48 7x7 package



责任编辑:Davia

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标签: 电机驱动芯片

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