Welcome Here  Shenzhen Mingjiada Electronics Co., Ltd.

MSP430F67791AIPEUR MCUs feature up to seven independent 24-bit sigma-delta ADCs that can provide better than 0.1% accuracy. MSP430F67791AIPEUR devices integrate a high-performance MSP430 CPU with a 32-bit multiplier to perform all metrology calculations. Family members include up to 512KB of flash, 32KB of RAM, and an LCD controller with support for up to 320 segments.

Features

Accuracy < 0.1% Over 2000:1 Dynamic Range for Phase Current

Meets or Exceeds ANSI C12.20 and IEC 62053 Standards

Support for Multiple Sensors Such as Current Transformers, Rogowski Coils, or Shunts

Power Measurement for up to Three Phases Plus Neutral

Dedicated Pulse Output Pins for Active and Reactive Energy for Calibration

4-Quadrant Measurement per Phase or Cumulative

Exact Phase-Angle Measurements

Digital Phase Correction for Current Transformers

Temperature-Compensated Energy Measurements

40-Hz to 70-Hz Line Frequency Range Using Single Calibration

Flexible Power Supply Options With Automatic Switching

Display Operates at Very Low Power During AC Mains Failure: 3 µA in LPM3

LCD Driver With Contrast Control for up to 320 Segments

Password-Protected Real-Time Clock (RTC) With Tamper Detection, Crystal Offset Calibration, and Temperature Compensation

Integrated Security Modules to Support Anti‑Tamper

Multiple Communication Interfaces for Smart Meter Implementations

Applications

3-Phase Electronic Watt-Hour Meters

Utility Metering

Energy Monitoring

• 1.Is the inventory and price seen on the platform accurate?

  A: all online goods on the shelves can be ordered online, but considering the large liquidity of spot inventory, it is not possible to achieve 100% accuracy at present. In case of any abnormality, you can contact our company online and give the corresponding solution.

• 2.Are all our products genuine?

  A: our self-supporting products are from cooperative domestic and foreign original factories or authorized agents, and the source can be traced to ensure the original and authentic products.

• 3.Can you provide the qualification certificate of the original factory or agent?

  A: at present, our self-employed brands TI，ST，ADI，NXP，LATTICE，CYPRESS，INFINEON，XILINX and other first-line brands. Other channels are the original factory and agency channels. If necessary, we can communicate and confirm according to the specific brand and model.

• 4.Can I make an inquiry through the company's website?

  A: You can inquire through the website, or by phone and email.

• 5.When can I deliver the goods after placing an order? How long will it take to get there?

  A: the delivery date is marked in most commodity information. You can estimate the delivery time of the commodity according to the delivery date. The specific arrival time depends on the warehouse where the commodity is located and the logistics mode you choose.

• 6.Can the company issue an invoice?

  A: you can issue ordinary invoices for individual users or special VAT invoices for enterprise users.