78M6610+LMU/BAPT

Overview

The 78M6610+LMU/BAPT is a single-phase energy measurement processor from the 78M6610 series, manufactured by Analog Devices Inc./Maxim Integrated. It operates on a 3 V to 3.6 V supply voltage with a typical current consumption of 8.1 mA. The device features an Energy Measurement Processor (EMP) core without a user MPU. It includes 8 kB of internal Flash memory and 1.5 kB of internal RAM. Input impedance ranges from 30 kOhm to 90 kOhm. I/O levels specify a low voltage of 0.8 V and a high voltage of 2 V. It supports I2C, SPI, and UART interfaces and functions within an operating temperature range of -40°C to +85°C.

Feature Summary

• Integrates an Energy Measurement Processor (EMP) core for dedicated signal processing tasks in metering applications.
• Provides multiple communication interfaces including I2C, SPI, and UART for system connectivity.
• Includes on-chip memory consisting of 8 kB Flash and 1.5 kB RAM for program and data storage.

Applications

• Single-phase electricity metering systems
• Energy measurement processors for utility meters
• Power supply monitoring circuits

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels due to potential availability constraints. Confirm RoHS compliance status and specific package marking codes against official datasheets before integration. Check for obsolescence notices as this part may have limited production support. Ensure supply chain stability by reviewing lead times and alternative sourcing options if necessary.

Selection Notes

Select this component for single-phase metering designs requiring integrated EMP capabilities. Verify interface compatibility with host controllers given the I2C, SPI, and UART options. Ensure power supply rails match the 3 V to 3.6 V specification. Consider thermal performance within the -40°C to +85°C range for the target application environment.

Part Context

This component belongs to the 78M6610 family of metering SoCs designed for accurate energy measurement. It utilizes the EMP architecture optimized for utility-grade metering applications. The BAPT suffix indicates specific packaging and tape-and-reel configuration details distinct from other variants in the series.

Replacement Considerations

Consult official substitution guides for equivalent parts within the 78M6610 series. Verify pinout and register compatibility before replacing discontinued units. No direct public substitute part numbers are confirmed in the provided documentation.