78M6611-IVT/F

Overview

The 78M6611-IVT/F is a highly integrated energy metering system-on-chip (SoC) manufactured by Analog Devices Inc. under the Maxim Integrated brand. It features an 8051 core with a maximum clock frequency of 5 MHz, 32 kB of Flash program memory, and 2 kB of data RAM. The device includes a 22-bit ADC resolution and supports UART interface communication. It operates within a supply voltage range of 3 V to 18 V and functions in temperatures from -40°C to +85°C. Packaged in a 24-TSSOP format, it is designed for precise power measurement applications.

Feature Summary

• Integrates high-resolution analog-to-digital conversion capabilities for accurate energy monitoring.
• Combines processing core with dedicated metering peripherals on a single silicon die.
• Supports standard serial communication protocols for configuration and data retrieval.

Applications

• Single-phase energy metering systems
• Power quality analysis devices
• Smart grid endpoint instrumentation

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm package integrity and date codes upon receipt. Ensure compatibility with existing design specifications regarding pinout and electrical characteristics before integration into production workflows.

Selection Notes

Select this component when a unified solution for signal acquisition and digital processing is required. Evaluate thermal performance requirements against the specified operating temperature range. Consider the TSSOP package constraints for PCB layout and assembly processes during the initial design phase.

Part Context

This part belongs to the 78M66xx series of metering SoCs, which are optimized for utility-grade energy measurement. The series typically integrates precision analog front-ends with robust microcontroller cores to reduce bill-of-materials count and simplify system architecture for utility providers.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify cross-reference availability directly with the manufacturer or authorized channel partners for legacy support options.