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STPM32 Datasheet(PDF) 1 Page - STMicroelectronics |
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STPM32 Datasheet(HTML) 1 Page - STMicroelectronics |
1 / 2 page www.st.com/stpm3metering STPM32, STPM33, STPM34 Taking care of every milliwatt STPM32, STPM33, STPM34 are high accuracy AFE (Analog Front End) for DC and AC energy measurement, offering high accuracy down to extremely low current typical of home appliances in stand-by. A full set of on-board features provides high system integration and enable on-chip power- quality monitoring, reducing smart-meter cost of ownership, and contributing to a fast and easy design to dramatically reduce manufacturing time and cost. INTEGRATION • Upto4independent24bits∑ΔADC withPGA • IntegratedDSPfor“turn-key”energy parameterscalculations • Built-intwinindependentlytemperature compensatedvoltagereferences • DoubleLEDoutputprogrammable foractiveandreactiveenergypulses generation KEY APPLICATIONS • Single,splitandpoly-phaseenergymeters uptoclass0.2accuracy • Smartplugsandappliances • Industrialinstruments • Servers,lightingandsmartpower monitoringsystems Smart metering ICs keep electricity bill consistency with high accuracy even down to extremely low current levels KEY FEATURES HIGH ACCURACY • ApplicabletoClass0.2meters • <0.1%activepoweraccuracyovera dynamicrangeof5000:1 • 4kHzBandwidth • Singlepointcalibration FLEXIBILITY • ACandDCcomponentsmeasurement • Multiplesensorssupport:Shunt,current transformer,Rogowskycoils • Multiplehostinterfaces5and3wiresSPI, UART • I,Vbitstreamavailabletohostcontroller forcustomerownprocessing SECURITY AND COMPLIANCY • CaseremovalandNeutralAnti-tamper detection • Exceeds50-60HzEN50470-x,IEC 62053-2x,ANSI12.2x |
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