參數(shù)資料
型號(hào)： ADE7758ARW
廠商： ANALOG DEVICES INC
元件分類： 模擬信號(hào)調(diào)理
英文描述： Poly Phase Multifunction Energy Metering IC with Per Phase Information
中文描述： SPECIALTY ANALOG CIRCUIT, PDSO24
封裝： MS-013-AD, SOIC-24
文件頁(yè)數(shù)： 2/68頁(yè)
文件大?。?/td> 1584K
代理商： ADE7758ARW
ADE7758
TABLE OF CONTENTS
Specifications.....................................................................................5
Timing Characteristics.....................................................................7
Absolute Maximum Ratings............................................................9
ESD Caution..................................................................................9
Rev. A | Page 2 of 68
Pin Configuration and Function Descriptions...........................10
Terminology....................................................................................12
Typical Performance Characteristics...........................................13
Theory of Operation......................................................................19
Antialiasing Filter.......................................................................19
Analog Inputs..............................................................................19
Current Channel ADC...............................................................20
di/dt Current Sensor and Digital Integrator...........................21
Peak Current Detection.............................................................22
Overcurrent Detection Interrupt .............................................22
Voltage Channel ADC ...............................................................22
Zero-Crossing Detection...........................................................24
Phase Compensation..................................................................24
Period Measurement..................................................................26
Line Voltage SAG Detection.....................................................26
SAG Level Set..............................................................................26
Peak Voltage Detection..............................................................26
Phase Sequence Detection.........................................................27
Power-Supply Monitor...............................................................27
Reference Circuit........................................................................28
Temperature Measurement.......................................................28
Root Mean Square Measurement.............................................28
Active Power Calculation.......................................................... 30
Reactive Power Calculation...................................................... 35
Apparent Power Calculation..................................................... 38
Energy Registers Scaling ........................................................... 41
Waveform Sampling Mode ....................................................... 41
Calibration................................................................................... 41
Checksum Register..................................................................... 54
ADE7758 Interrupts................................................................... 54
Using the ADE7758 Interrupts with an MCU........................ 54
Interrupt Timing........................................................................ 55
ADE7758 Serial Interface.......................................................... 55
ADE7758 Serial Write Operation ............................................ 56
ADE7758 Serial Read Operation ............................................. 57
Accessing the ADE7758 On-Chip Registers........................... 58
Communications Register......................................................... 58
Operational Mode Register (0x13).......................................... 61
Measurement Mode Register (0x14) ....................................... 62
Waveform Mode Register (0x15)............................................. 62
Computational Mode Register (0x16)..................................... 63
Line Cycle Accumulation Mode Register (0x17)................... 64
Interrupt Mask Register (0x18)................................................ 65
Interrupt Status Register (0x19)/Reset Interrupt Status
Register (0x1A)........................................................................... 66
Outline Dimensions....................................................................... 67
Ordering Guide .......................................................................... 67
相關(guān)PDF資料
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參數(shù)描述
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