ADE7762ARWZ Analog Devices Inc, ADE7762ARWZ Datasheet - Page 2

• Manufacturer Part Number: ADE7762ARWZ
• Description: IC, POLYPHASE ENERGY METERING, SOIC-28
• Manufacturer: Analog Devices Inc

Specifications of ADE7762ARWZ

• Ic Function: Polyphase Energy Metering IC With Phase Drop Indication
• Supply Voltage Range: 4.75V To 5.25V
• Operating Temperature Range: -40°C To +85°C
• Digital Ic Case Style: SOIC
• No. Of Pins: 28
• Input Impedance: 140 KOhm
• Measurement Error: 0.1%
• Voltage - I/o High: 2.4V
• Voltage - I/o Low: 0.8V
• Current - Supply: 8.5mA
• Voltage - Supply: 4.75 V ~ 5.25 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-SOIC (0.300", 7.50mm Width)
• Meter Type: 3 Phase
• Brief Features: On-Chip Creep Protection, High Frequency Output
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: EVAL-ADE7762EBZ - BOARD EVALUATION FOR ADE7762
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

ADE7762
TABLE OF CONTENTS
Features .............................................................................................. 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Functional Block Diagram .............................................................. 3
Specifications..................................................................................... 4
Absolute Maximum Ratings............................................................ 6
Pin Configuration and Function Descriptions............................. 7
Typical Performance Characteristics ............................................. 9
Test Circuit ...................................................................................... 10
Terminology .................................................................................... 11
Theory of Operation ...................................................................... 12
Analog Inputs.................................................................................. 14
Typical Connection Diagrams ...................................................... 15
REVISION HISTORY
8/07—Revision 0: Initial Version
Timing Characteristics ................................................................ 5
ESD Caution.................................................................................. 6
Power Factor Considerations.................................................... 12
Nonsinusoidal Voltage and Current ........................................ 13
Current Channels ....................................................................... 14
Voltage Channels ........................................................................ 14
Rev. 0 | Page 2 of 28
Power Supply Monitor ................................................................... 17
Phase Monitor................................................................................. 18
HPF and Offset Effects .................................................................. 20
Digital-to-Frequency Conversion ................................................ 21
Transfer Function ........................................................................... 23
Selecting a Frequency for an Energy Meter Application........... 25
Outline Dimensions ....................................................................... 27
Current Channel Connection................................................... 15
Voltage Channel Connection.................................................... 15
Meter Connections..................................................................... 15
Phase Dropout Error.................................................................. 18
Phase Sequence Error ................................................................ 18
Phase Reverse Polarity Detection............................................. 18
Accumulation of 3-Phase Power .............................................. 22
Frequency Outputs F1 and F2 .................................................. 23
Frequency Output CF ................................................................ 24
Frequency Outputs..................................................................... 25
No-Load Threshold.................................................................... 26
Ordering Guide .......................................................................... 27