71M6545T

Energy Meter ICs

Smart Meter AFE Based on Maxim's Fourth-Generation Metering Architecture

Viewing:

Part Details

  • SoC Integration and Unique Isolation Technique Reduces BOM Cost Without Sacrificing Performance
    • 0.1% Typical Accuracy Over 2000:1 Current Range
    • Exceeds IEC 62053/ANSI C12.20 Standards
    • Four-Quadrant Metering
    • 46-64Hz Line Frequency Range with the Same Calibration
    • Phase Compensation (±10°)
    • Independent 32-Bit Compute Engine
    • 64KB Flash, 5KB RAM
    • Built-In Flash Security
    • SPI Interface to Host with Flash Program Capability
    • Up to Four Pulse Outputs with Pulse Count
    • 8-Bit MPU (80515), Up to 5 MIPS (Optional Use)
    • Full-Speed MPU Clock in Brownout Mode
    • Up to 29 Multifunction DIO Pins
    • Hardware Watchdog Timer (WDT)
    • UART for AMR or Other Communication Duties
    • I2C/MICROWIRE®EEPROM Interface
  • Innovative Isolation Technology (Requires Companion 71M6xxx Sensor, also from Maxim Integrated) Eliminates Current Transformers
    • Four Current Sensor Inputs with Selectable Differential Mode
    • Selectable Gain of 1 or 8 for One Current Input to Support Neutral Current Shunt
    • High-Speed Wh/VARh Pulse Outputs with Programmable Width
  • Digital Temperature Compensation Improves System Performance
    • Metrology Compensation
    • Accurate RTC for TOU Functions with Automatic Temperature Compensation for Crystal in All Power Modes
  • Power Management Extends Battery Life During Power Outages
    • Two Battery-Backup Modes:
      • Brownout Mode (BRN)
      • Sleep Mode (SLP)
  • Wake-Up on Pin Events and Wake-On Timer
    • 1µA in Sleep Mode
71M6545T
Energy Meter ICs
71M6545HT, 71M6545T: Typical Operating Circuit
Add to myAnalog

Add product to the Products section of myAnalog (to receive notifications), to an existing project or to a new project.

Create New Project
Ask a Question

Documentation

Learn More
Add to myAnalog

Add product to the Products section of myAnalog (to receive notifications), to an existing project or to a new project.

Create New Project

Hardware Ecosystem

Parts Product Life Cycle Description
Product 1
71M6545 Metrology Processors
Modal heading
Add to myAnalog

Add product to the Products section of myAnalog (to receive notifications), to an existing project or to a new project.

Create New Project

Latest Discussions

No discussions on 71m6545t yet. Have something to say?

Start a Discussion on EngineerZone®

Recently Viewed