Battery Sensor with LIN for 12 V Lead-acid Batteries

MM912_637

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Product Details

Block Diagram

MM912 Block Diagram

MM912 Block Diagram

Features

Product Longevity Program

CPU Core

  • S12 microcontroller with 128kByte(J) or 96kByte(I) Flash
  • 4 kByte Data Flash
  • 6 kBytes of RAM
  • Background debug (BDM)

Standard I/O

  • 8 x MCU General Purpose I/O including SPI functionality
  • 4 x 5V GPIO including one Wake Up capable High Voltage Input (PTB3/L0)
  • 16-Bit, 4 Channel - Timer Module (TIM16B4C)
  • 8-Bit, 2 Channel - Pulse width modulation module (PWM)

Application Specific Functions

  • Battery Voltage Measurement
  • Battery Current Measurement in up to 8 ranges
  • Accurate internal oscillator (for extended accuracy an external quartz oscillator may be used)
  • Normal and 2 low-power modes
  • Communication via LIN 2.1, LIN2.0 bus interface
  • Triggered wake-up from LIN and periodic wake-up
  • Signal Low Pass Filtering (Current, Voltage)
  • PGA (programmable low-noise gain amplifier) with automatic gain control feature
  • Current threshold detection and current averaging in standby/wake-up from low-power mode
  • External Temperature Sensor Option (TSUP, VTEMP)
  • Optional 2nd external voltage sense input (VOPT)
  • On-chip temperature measurement
  • Industry standard EMC compliance

Key Parametrics

  • Load Supply Voltage (Min) (V)
    3.5
  • Load Supply Voltage (Max) (V)
    28

Design Resources

Documentation

Quick reference to our documentation types.

4 documents

Hardware

4 hardware offerings

  • Test Accessories and Debugger

    USB Multilink Universal FX

  • Test Accessories and Debugger

    CYCLONE LC

  • Test Accessories and Debugger

    USB Multilink Universal

  • Test Accessories and Debugger

    CYCLONE FX

Software

1 software file

  • BSP, Drivers and Middleware

    LIN2.x and SAE J2602 Stack

Note: For better experience, software downloads are recommended on desktop.

Engineering Services

5 engineering services

To find a complete list of our partners that support this product, please see our Partner Marketplace.

Training

2 trainings

Support

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