MAX71020AETI+T

Overview

The MAX71020AETI+T is a single-phase programmable Analog Front-End (AFE) designed for energy metering applications. It integrates high-precision analog signal conditioning with digital processing capabilities. The device supports a supply voltage range of 2.8 V to 3.6 V and operates within an industrial temperature range of -40°C to +85°C. It features on-chip sensors and configurable oscillators, communicating via SPI interface. The component is housed in a TQFN-28 package.

Feature Summary

• Integrates single-phase programmable analog front-end circuitry for precise signal acquisition
• Includes on-chip temperature sensor and flexible oscillator configuration options
• Features internal OTP memory and RAM for embedded data handling

Applications

• Single-phase energy metering systems
• Smart grid monitoring devices
• Industrial power measurement equipment

Procurement Notes

Verify the specific suffix 'ETI+T' against official Silergy or Analog Devices documentation to confirm tape-and-reel packaging and lead-free status. Ensure compatibility with required operating temperatures and interface protocols before integration into final designs.

Selection Notes

Select this component for applications requiring integrated single-phase AFE functionality with minimal external components. Consider the TQFN-28 package constraints and SPI interface requirements when designing the PCB layout and firmware architecture.

Part Context

This part belongs to the MAX71020 series of energy metering AFEs. It is manufactured by Silergy, which acquired Maxim Integrated's power management and sensing portfolio from Analog Devices. The device serves as a specialized solution for accurate power measurement in utility and industrial sectors.

Replacement Considerations

Consult official manufacturer substitution guides for verified alternatives. Generic cross-references may not match the specific pinout or electrical characteristics of this single-phase AFE.