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MSP430F67451

Texas Instruments
Part Number MSP430F67451
Manufacturer Texas Instruments
Description Polyphase Metering SoCs
Published Mar 11, 2020
Detailed Description Product Folder Order Now Technical Documents Tools & Software Support & Community MSP430F67791, MSP430F67781, MSP43...
Datasheet PDF File MSP430F67451 PDF File

MSP430F67451
MSP430F67451

Overview
Product Folder Order Now Technical Documents Tools & Software Support & Community MSP430F67791, MSP430F67781, MSP430F67771, MSP430F67761, MSP430F67751 MSP430F67691, MSP430F67681, MSP430F67671, MSP430F67661, MSP430F67651 MSP430F67491, MSP430F67481, MSP430F67471, MSP430F67461, MSP430F67451 SLAS815D – NOVEMBER 2012 – REVISED SEPTEMBER 2018 MSP430F677x1, MSP430F676x1, MSP430F674x1 Polyphase Metering SoCs 1 Device Overview 1.
1 Features 1 • 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 • Four-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 Crystal Offset Calibration and Temperature Compensation • Integrated Security Modules to Support AntiTamper • Multiple Communication Interfaces for Smart Meter Implementations • High-Performance 25-MHz CPU With 32-Bit Multiplier 1.
2 Applications • 3-Phase Electronic Watt-Hour Meters • Utility Metering • Wide Input Supply Voltage Range: 3.
6 V Down to 1.
8 V • Ultra-Low Power Consumption During Energy Measurement – 2.
9 mW at 10-MHz Operation (3 V) • Multiple Low-Power Modes – Standby Mode (LPM3): 2.
1 µA at 3 V, Wake up in Less Than 5 µs – RTC Mode (LPM3.
5): 0.
34 µA at 3 V – Shutdown Mode (LPM4.
5): 0.
18 µA at 3 V • Up to 512KB of Single-Cycle Flash • Up to 32KB of RAM With Single-Cycle Access • Up to Seven Independent 24-Bit Si...


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