Datasheet ADE7763 (Analog Devices) - 2
| 制造商 | Analog Devices |
| 描述 | Single-Phase Active and Apparent Energy Metering IC |
| 页数 / 页 | 56 / 2 — ADE7763. Data Sheet. TABLE OF CONTENTS |
| 修订版 | C |
| 文件格式/大小 | PDF / 841 Kb |
| 文件语言 | 英语 |
ADE7763. Data Sheet. TABLE OF CONTENTS
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ADE7763 Data Sheet TABLE OF CONTENTS
Features .. 1 Active Power Calculation .. 25 General Description ... 1 Energy Calculation ... 27 Functional Block Diagram .. 1 Power Offset Calibration ... 29 Revision History ... 3 Energy-to-Frequency Conversion.. 29 Specifications ... 4 Line Cycle Energy Accumulation Mode ... 31 Timing Characteristics .. 6 Positive-Only Accumulation Mode ... 31 Absolute Maximum Ratings .. 7 No-Load Threshold .. 31 ESD Caution .. 7 Apparent Power Calculation ... 32 Terminology .. 8 Apparent Energy Calculation ... 33 Pin Configuration and Function Descriptions ... 9 Line Apparent Energy Accumulation .. 34 Typical Performance Characteristics ... 11 Energies Scaling .. 35 Theory of Operation .. 14 Calibrating an Energy Meter .. 35 Analog Inputs .. 14 CLKIN Frequency .. 44 di/dt Current Sensor and Digital Integrator ... 15 Suspending Functionality.. 45 Zero-Crossing Detection ... 16 Checksum Register... 45 Period Measurement .. 17 Serial Interface .. 45 Power Supply Monitor ... 17 Registers ... 48 Line Voltage Sag Detection ... 18 Register Descriptions ... 51 Peak Detection .. 18 Communication Register .. 51 Interrupts ... 19 Mode Register (0x09)... 51 Temperature Measurement ... 20 Interrupt Status Register (0x0B), Reset Interrupt Status Analog-to-Digital Conversion .. 20 Register (0x0C), Interrupt Enable Register (0x0A) ... 53 Channel 1 ADC .. 21 CH1OS Register (0x0D) .. 54 Channel 2 ADC .. 23 Outline Dimensions ... 55 Phase Compensation .. 24 Ordering Guide .. 55 Rev. C | Page 2 of 56 Document Outline Features General Description Functional Block Diagram Revision History Specifications Timing Characteristics Absolute Maximum Ratings ESD Caution Terminology Pin Configuration and Function Descriptions Typical Performance Characteristics Theory of Operation Analog Inputs di/dt Current Sensor and Digital Integrator Zero-Crossing Detection Zero-Crossing Timeout Period Measurement Power Supply Monitor Line Voltage Sag Detection Sag Level Set Peak Detection Peak Level Set Peak Level Record Interrupts Using Interrupts with an MCU Interrupt Timing Temperature Measurement Analog-to-Digital Conversion Antialias Filter ADC Transfer Function Reference Circuit Channel 1 ADC Channel 1 Sampling Channel 1 RMS Calculation Channel 1 RMS Offset Compensation Channel 2 ADC Channel 2 Sampling Channel 2 RMS Calculation Channel 2 RMS Offset Compensation Phase Compensation Active Power Calculation Energy Calculation Integration Time under Steady Load Power Offset Calibration Energy-to-Frequency Conversion Line Cycle Energy Accumulation Mode Positive-Only Accumulation Mode No-Load Threshold Apparent Power Calculation Apparent Power Offset Calibration Apparent Energy Calculation Integration Times under Steady Load Line Apparent Energy Accumulation Energies Scaling Calibrating an Energy Meter Watt Gain Calibrating Watt Gain Using a Reference Meter Example Calibrating Watt Gain Using an Accurate Source Example Watt Offset Calibrating Watt Offset Using a Reference Meter Example Calibrating Watt Offset with an Accurate Source Example Phase Calibration Calibrating Phase Using a Reference Meter Example Calibrating Phase with an Accurate Source Example VRMS and IRMS Calibration Apparent Energy CLKIN Frequency Suspending Functionality Checksum Register Serial Interface ADE7763 Serial Write Operation Serial Read Operation Registers Register Descriptions Communication Register Mode Register (0x09) Outline Dimensions Ordering Guide CH1OS Register (0x0D) Outline Dimensions Ordering Guide
ADE7763 Data Sheet TABLE OF CONTENTS
Features .. 1 Active Power Calculation .. 25 General Description ... 1 Energy Calculation ... 27 Functional Block Diagram .. 1 Power Offset Calibration ... 29 Revision History ... 3 Energy-to-Frequency Conversion.. 29 Specifications ... 4 Line Cycle Energy Accumulation Mode ... 31 Timing Characteristics .. 6 Positive-Only Accumulation Mode ... 31 Absolute Maximum Ratings .. 7 No-Load Threshold .. 31 ESD Caution .. 7 Apparent Power Calculation ... 32 Terminology .. 8 Apparent Energy Calculation ... 33 Pin Configuration and Function Descriptions ... 9 Line Apparent Energy Accumulation .. 34 Typical Performance Characteristics ... 11 Energies Scaling .. 35 Theory of Operation .. 14 Calibrating an Energy Meter .. 35 Analog Inputs .. 14 CLKIN Frequency .. 44 di/dt Current Sensor and Digital Integrator ... 15 Suspending Functionality.. 45 Zero-Crossing Detection ... 16 Checksum Register... 45 Period Measurement .. 17 Serial Interface .. 45 Power Supply Monitor ... 17 Registers ... 48 Line Voltage Sag Detection ... 18 Register Descriptions ... 51 Peak Detection .. 18 Communication Register .. 51 Interrupts ... 19 Mode Register (0x09)... 51 Temperature Measurement ... 20 Interrupt Status Register (0x0B), Reset Interrupt Status Analog-to-Digital Conversion .. 20 Register (0x0C), Interrupt Enable Register (0x0A) ... 53 Channel 1 ADC .. 21 CH1OS Register (0x0D) .. 54 Channel 2 ADC .. 23 Outline Dimensions ... 55 Phase Compensation .. 24 Ordering Guide .. 55 Rev. C | Page 2 of 56 Document Outline Features General Description Functional Block Diagram Revision History Specifications Timing Characteristics Absolute Maximum Ratings ESD Caution Terminology Pin Configuration and Function Descriptions Typical Performance Characteristics Theory of Operation Analog Inputs di/dt Current Sensor and Digital Integrator Zero-Crossing Detection Zero-Crossing Timeout Period Measurement Power Supply Monitor Line Voltage Sag Detection Sag Level Set Peak Detection Peak Level Set Peak Level Record Interrupts Using Interrupts with an MCU Interrupt Timing Temperature Measurement Analog-to-Digital Conversion Antialias Filter ADC Transfer Function Reference Circuit Channel 1 ADC Channel 1 Sampling Channel 1 RMS Calculation Channel 1 RMS Offset Compensation Channel 2 ADC Channel 2 Sampling Channel 2 RMS Calculation Channel 2 RMS Offset Compensation Phase Compensation Active Power Calculation Energy Calculation Integration Time under Steady Load Power Offset Calibration Energy-to-Frequency Conversion Line Cycle Energy Accumulation Mode Positive-Only Accumulation Mode No-Load Threshold Apparent Power Calculation Apparent Power Offset Calibration Apparent Energy Calculation Integration Times under Steady Load Line Apparent Energy Accumulation Energies Scaling Calibrating an Energy Meter Watt Gain Calibrating Watt Gain Using a Reference Meter Example Calibrating Watt Gain Using an Accurate Source Example Watt Offset Calibrating Watt Offset Using a Reference Meter Example Calibrating Watt Offset with an Accurate Source Example Phase Calibration Calibrating Phase Using a Reference Meter Example Calibrating Phase with an Accurate Source Example VRMS and IRMS Calibration Apparent Energy CLKIN Frequency Suspending Functionality Checksum Register Serial Interface ADE7763 Serial Write Operation Serial Read Operation Registers Register Descriptions Communication Register Mode Register (0x09) Outline Dimensions Ordering Guide CH1OS Register (0x0D) Outline Dimensions Ordering Guide