Maxim 71M6543FT-IGT/F

0.1%3 В ~ 3,6 В3 фаза

Overview

FEATURES • 0.1% Accuracy Over 2000:1 Current Range • Exceeds IEC 62053/ANSI C12.20 Standards • Seven Sensor Inputs with Neutral Current Measurement, Differential Mode Selectable for Current Inputs • Selectable Gain of 1 or 8 for One Current Input to Support Shunts • High-Speed Wh/VARh Pulse Outputs with Programmable Width • 64KB Flash, 5KB RAM (71M6543F/H) • 128KB Flash, 5KB RAM (71M6543G/GH) • Up to Four Pulse Outputs with Pulse Count • Four-Quadrant Metering, Phase Sequencing • Digital Temperature Compensation:                                                      Metrology Compensation                                                     Accurate RTC for TOU Functions with                                                     Automatic Temperature Compensation for Crystal in All Power Modes • Independent 32-Bit Compute Engine  • 46-64Hz Line Frequency Range with the Same Calibration • Phase Compensation (±7°)  • Three Battery-Backup Modes:                                            Brownout Mode                                            LCD Mode                                            Sleep Mode • Wake-Up on Pin Events and Wake-on-Timer • 1µA in Sleep Mode • Flash Security • In-System Program Update • 8-Bit MPU (80515), Up to 5MIPS • Full-Speed MPU Clock in Brownout Mode • LCD Driver: 6 Common Segment Drivers Up to 56 Selectable Pins • Up to 51 Multifunction DIO Pins • Hardware Watchdog Timer (WDT) • I2 C/MICROWIRE™ EEPROM Interface • SPI Interface with Flash Program Capability • Two UARTs for IR and AMR • IR LED Driver with Modulation • Industrial Temperature Range • 100-Pin Lead-Free LQFP Package

Features

Applications

• Intelligent Power Distribution Units
• Telecom Infrastructure
• Industrial Equipment
• General Purpose Energy Measurement
• Power monitoring/power budgeting
• Central office equipment
• Telecommunications and data communications equipment
• PCs/servers
• Power monitoring instruments
• Poly-phase energy meters of class 0.5S and class 1