78M6613-IMR/F/PSU

Overview

The 78M6613-IMR/F/PSU is a single-phase metering System on Chip (SoC) from Analog Devices Inc./Maxim Integrated. It integrates an 80515 core processor with 32 kB Flash program memory and 2 kB XRAM data RAM. The device features a 22-bit ADC resolution and operates at a maximum clock frequency of 5 MHz. It supports UART communication interfaces and functions within a 3.3 V supply voltage range. The component is housed in a QFN-32 package and is designed for precision energy measurement applications.

Feature Summary

• Integrates a silicon delay line for precise timing measurements
• Provides high-resolution analog-to-digital conversion for accurate power monitoring
• Includes an embedded microcontroller unit for system control and data processing

Applications

• Single-phase AC energy metering systems
• AC power monitoring devices
• Smart meter evaluation platforms

Procurement Notes

Verify the specific suffix 'PSU' against official manufacturer documentation to confirm pinout and functional compatibility, as suffixes often denote specific packaging or regional variants. Confirm current availability status directly with authorized distributors, as this part may be subject to limited supply or obsolescence notices. Ensure the selected variant matches the required interface and thermal specifications for the target application design.

Selection Notes

Select this component for applications requiring integrated single-phase energy measurement capabilities with an embedded processor. Consider the QFN-32 package constraints for PCB layout and thermal management. Verify that the 5 MHz clock speed and 22-bit ADC resolution meet the accuracy requirements of the intended metering standard. Ensure the UART interface aligns with the host communication protocol needs.

Part Context

This part belongs to the 78M6613 series of metering SoCs, which are designed for utility-grade energy measurement. The series typically includes variants optimized for different packaging and interface configurations. The 78M6613 family is widely used in residential and commercial single-phase metering solutions, offering a compact solution for active and reactive power calculation.

Replacement Considerations

Publicly confirmed substitute part numbers for the 78M6613-IMR/F/PSU are not available in the provided source material. Consult the manufacturer's datasheet or technical support for potential cross-reference options or next-generation replacements.