Datasheet ADE7769 (Analog Devices) - 2
| Hersteller | Analog Devices |
| Beschreibung | Energy Metering IC with Integrated Oscillator and No-Load Indication |
| Seiten / Seite | 20 / 2 — ADE7769. TABLE OF CONTENTS. REVISION HISTORY. 8/05—Sp0 to Rev. A |
| Revision | A |
| Dateiformat / Größe | PDF / 388 Kb |
| Dokumentensprache | Englisch |
ADE7769. TABLE OF CONTENTS. REVISION HISTORY. 8/05—Sp0 to Rev. A
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ADE7769 TABLE OF CONTENTS
Specifications... 3 Internal Oscillator (OSC).. 14 Timing Characteristics .. 4 Transfer Function... 14 Absolute Maximum Ratings.. 5 Selecting a Frequency for an Energy Meter Application .. 15 ESD Caution.. 5 No-Load Threshold.. 16 Terminology .. 6 Negative Power Information... 16 Pin Configuration and Function Descriptions... 7 Evaluation Board and Reference Design Board ... 16 Typical Performance Characteristics ... 8 Outline Dimensions ... 17 Functional Description .. 10 Ordering Guide .. 17 Theory of Operation .. 10 Analog Inputs.. 11 Power Supply Monitor ... 12
REVISION HISTORY 8/05—Sp0 to Rev. A
Rev. A | Page 2 of 20 Document Outline FEATURES GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM SPECIFICATIONS TIMING CHARACTERISTICS ABSOLUTE MAXIMUM RATINGS ESD CAUTION TERMINOLOGY PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS FUNCTIONAL DESCRIPTION THEORY OF OPERATION Power Factor Considerations Nonsinusoidal Voltage and Current ANALOG INPUTS Channel V1 (Current Channel) Channel V2 (Voltage Channel) Typical Connection Diagrams POWER SUPPLY MONITOR HPF and Offset Effects Digital-to-Frequency Conversion Connecting to a Microcontroller for Energy Measurement Power Measurement Considerations INTERNAL OSCILLATOR (OSC) TRANSFER FUNCTION Frequency Outputs F1 and F2 Example Frequency Output CF SELECTING A FREQUENCY FOR AN ENERGY METER APPLICATION Frequency Outputs NO-LOAD THRESHOLD NEGATIVE POWER INFORMATION EVALUATION BOARD AND REFERENCE DESIGN BOARD OUTLINE DIMENSIONS ORDERING GUIDE
ADE7769 TABLE OF CONTENTS
Specifications... 3 Internal Oscillator (OSC).. 14 Timing Characteristics .. 4 Transfer Function... 14 Absolute Maximum Ratings.. 5 Selecting a Frequency for an Energy Meter Application .. 15 ESD Caution.. 5 No-Load Threshold.. 16 Terminology .. 6 Negative Power Information... 16 Pin Configuration and Function Descriptions... 7 Evaluation Board and Reference Design Board ... 16 Typical Performance Characteristics ... 8 Outline Dimensions ... 17 Functional Description .. 10 Ordering Guide .. 17 Theory of Operation .. 10 Analog Inputs.. 11 Power Supply Monitor ... 12
REVISION HISTORY 8/05—Sp0 to Rev. A
Rev. A | Page 2 of 20 Document Outline FEATURES GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM SPECIFICATIONS TIMING CHARACTERISTICS ABSOLUTE MAXIMUM RATINGS ESD CAUTION TERMINOLOGY PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS FUNCTIONAL DESCRIPTION THEORY OF OPERATION Power Factor Considerations Nonsinusoidal Voltage and Current ANALOG INPUTS Channel V1 (Current Channel) Channel V2 (Voltage Channel) Typical Connection Diagrams POWER SUPPLY MONITOR HPF and Offset Effects Digital-to-Frequency Conversion Connecting to a Microcontroller for Energy Measurement Power Measurement Considerations INTERNAL OSCILLATOR (OSC) TRANSFER FUNCTION Frequency Outputs F1 and F2 Example Frequency Output CF SELECTING A FREQUENCY FOR AN ENERGY METER APPLICATION Frequency Outputs NO-LOAD THRESHOLD NEGATIVE POWER INFORMATION EVALUATION BOARD AND REFERENCE DESIGN BOARD OUTLINE DIMENSIONS ORDERING GUIDE