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MAX71020AETI+
- Manufacturer’s Part#:MAX71020AETI+
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- Description:IC AFE ELECTRIC METER QFN
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- In Stock: 7176
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The MAX71020 is a single-chip analog front-end (AFE) for use in high-performance revenue meters. It contains the compute engine (CE) found in Maxim Integrated’s fourth-generation meter system-on-chip (SoC) and an improved analog-to-digital converter (ADC), and interfaces to the host controller of choice over a SPI interface.
The MAX71020 comes in a 28-pin TSSOP package.
Features
♦ 0.1% Accuracy Over 2000:1 Current Range
♦ Exceeds IEC 62053/ANSI C12.20 Standards
♦ Two Differential Current Sensor Inputs
♦ Two Voltage Sensor Inputs
♦ Selectable Gain of 1 or 8.9 for One Current Input to Support a Shunt
♦ High-Speed Wh/VARh Pulse Outputs with Programmable Width
♦ Up to Four Pulse Outputs with Pulse Count
♦ Four-Quadrant Metering
♦ Digital Temperature Compensation
♦ Independent 32-Bit Compute Engine
♦ 45Hz to 65Hz Line Frequency Range with Same Calibration
♦ Phase Compensation (±10°)
♦ Four Multifunction DIO Pins
♦ SPI Interface
♦ -40°C to +85°C Industrial Temperature Range
♦ 28-Pin TSSOP Lead(Pb)-Free Package
Functional Equivalent (FE) materials, including Fused Filament Fabrication (FFF) form, assembly, and functionally compatible substitute materials.
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