90E32ERGI

Overview

The 90E32ERGI is a three-phase energy polyphase meter integrated circuit manufactured by Renesas Electronics Corporation. It operates within a supply voltage range of 2.8 V to 3.6 V and supports input/output voltages up to 3.6 V. The device features an input impedance of 50 kΩ, 80 kΩ, or 120 kΩ and maintains a measurement error of 0.5%. Designed for surface mount installation, it is housed in a 48-TQFP (7x7) package. The component functions reliably across a temperature range of -40°C to +85°C.

Feature Summary

• Designed for three-phase energy metering applications
• Integrated high-precision analog front-end with configurable input impedance
• Supports low-voltage operation with specified I/O levels

Applications

• Three-phase electricity meters
• Polyphase energy monitoring systems
• Industrial power management equipment

Procurement Notes

Verify the exact part number suffix against official Renesas documentation, as variations exist between distributors. Confirm current availability status, as some listings indicate discontinuation. Ensure compliance with RoHS3 specifications and check moisture sensitivity level requirements during storage and handling procedures before integration into production designs.

Selection Notes

Select this component when designing three-phase metering solutions requiring integrated signal processing. Verify that the system voltage aligns with the 2.8 V to 3.6 V operating range. Consider the 48-TQFP package dimensions for PCB layout constraints. Evaluate the 0.5% measurement error specification against required accuracy standards for the specific application environment.

Part Context

This IC belongs to the 90E32 series of energy metering devices from Renesas Electronics. It serves as a specialized solution for accurate power measurement in multi-phase systems. The component integrates necessary analog and digital functions to simplify meter design compared to discrete implementations.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult official Renesas documentation for cross-reference information.