71M6543H Overview
Key Specifications
Package: LQFP
Mount Type: Surface Mount
Pins: 100
Operating Voltage: 3.3 V
Description
The 71M6543F, 71M6543H, 71M6543G, and 71M6543GH are Teridian’s 4th-generation polyphase metering systems-on-chips (SoCs) with a 5MHz 8051-compatible MPU core, low-power realtime clock (RTC) with digital temperature compensation, flash memory, and LCD driver. Our Single Converter Technology® with a 22-bit delta-sigma ADC, seven analog inputs, digital metrology temperature compensation, precision voltage reference, and a 32bit computation engine (CE) supports a wide range of metering applications with very few external components.
Key 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
