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ADE7518 डेटा पत्रक PDF( Datasheet डाउनलोड )


डेटा पत्रक - Single-Phase Energy Measurement IC - Analog Devices

भाग संख्या ADE7518
समारोह Single-Phase Energy Measurement IC
मैन्युफैक्चरर्स Analog Devices 
लोगो Analog Devices लोगो 
पूर्व दर्शन
1 Page
		
<?=ADE7518?> डेटा पत्रक पीडीएफ

ADE7518 pdf
ADE7518www.DataSheet4U.com
TABLE OF CONTENTS
General Features ............................................................................... 1 
Energy Measurement Features........................................................ 1 
Microprocessor Features.................................................................. 1 
Revision History ............................................................................... 3 
General Description ......................................................................... 4 
Functional Block Diagram .............................................................. 4 
Specifications..................................................................................... 5 
Energy Metering ........................................................................... 5 
Analog Peripherals ....................................................................... 6 
Digital Interface ............................................................................ 7 
Timing Specifications .................................................................. 9 
Absolute Maximum Ratings.......................................................... 14 
Thermal Resistance .................................................................... 14 
ESD Caution................................................................................ 14 
Pin Configuration and Function Descriptions........................... 15 
Typical Performance Characteristics ........................................... 17 
Terminology .................................................................................... 20 
SFR Mapping ................................................................................... 21 
Power Management........................................................................ 22 
Power Management Register Details ....................................... 22 
Power Supply Architecture........................................................ 25 
Battery Switchover...................................................................... 25 
Power Supply Management (PSM) Interrupt ......................... 26 
Using the Power Supply Features ............................................. 28 
Operating Modes ............................................................................ 30 
PSM0 (Normal Mode) ............................................................... 30 
PSM1 (Battery Mode) ................................................................ 30 
PSM2 (Sleep Mode).................................................................... 30 
3.3 V Peripherals and Wake-Up Events................................... 31 
Transitioning Between Operating Modes ............................... 32 
Using the Power Management Features .................................. 32 
Energy Measurement ..................................................................... 33 
Access to Energy Measurement SFRs ...................................... 33 
Access to Internal Energy Measurement Registers................ 33 
Energy Measurement Registers ................................................ 35 
Energy Measurement Internal Registers Details.................... 36 
Interrupt Status/Enable SFRs .................................................... 38 
Analog Inputs.............................................................................. 40 
Analog-to-Digital Conversion.................................................. 41 
Power Quality Measurements................................................... 44 
Phase Compensation ................................................................. 46 
RMS Calculation ........................................................................ 46 
Active Power Calculation .......................................................... 48 
Active Energy Calculation ........................................................ 50 
Reactive Power Calculation ...................................................... 53 
Reactive Energy Calculation..................................................... 54 
Apparent Power Calculation..................................................... 58 
Apparent Energy Calculation ................................................... 59 
Ampere-Hour Accumulation ................................................... 60 
Energy-to-Frequency Conversion............................................ 61 
Energy Register Scaling ............................................................. 62 
Energy Measurement Interrupts .............................................. 62 
8052 MCU CORE Architecture.................................................... 63 
MCU Registers............................................................................ 63 
Basic 8052 Registers ................................................................... 65 
Standard 8052 SFRs.................................................................... 66 
Memory Overview ..................................................................... 66 
Addressing Modes...................................................................... 67 
Instruction Set ............................................................................ 69 
Read-Modify-Write Instructions ............................................. 71 
Instructions That Affect Flags .................................................. 71 
Dual Data Pointers ......................................................................... 73 
Interrupt System ............................................................................. 74 
Standard 8052 Interrupt Architecture ..................................... 74 
Interrupt Architecture ............................................................... 74 
Interrupt Registers...................................................................... 74 
Interrupt Priority........................................................................ 75 
Interrupt Flags ............................................................................ 76 
Interrupt Vectors ........................................................................ 78 
Interrupt Latency........................................................................ 78 
Context Saving............................................................................ 78 
Watchdog Timer ............................................................................. 79 
LCD Driver...................................................................................... 81 
LCD Registers ............................................................................. 81 
LCD Setup ................................................................................... 84 
LCD Timing and Waveforms.................................................... 84 
Blink Mode.................................................................................. 85 
Display Element Control........................................................... 85 
LCD External Circuitry ............................................................. 86 
LCD Function in PSM2 ............................................................. 86 
Rev. 0 | Page 2 of 128

विन्यास 30 पेज
डाउनलोड[ ADE7518 Datasheet.PDF ]


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