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Analog Devices Inc. ADE7878ACPZ

Part No.:: ADE7878ACPZ

Manufacturer:: Analog Devices Inc.

Package:: 40-WFQFN Exposed Pad, CSP

Datasheet:: ADE7878ACPZ.pdf

Description:: IC ENERGY METERING 3PH 40LFCSP

In Stock:: 2742

Quantity:: Add To Cart

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ADE7878ACPZ Specifications

Packaging:
Bulk,Tray
Series:
-
ProductStatus:
Active
InputImpedance:
400kOhm
MeasurementError:
0.2%
Voltage-I/OHigh:
2V, 2.4V
Voltage-I/OLow:
0.4V, 0.8V
Current-Supply:
20mA
Voltage-Supply:
2.8 V ~ 3.7 V
MeterType:
3 Phase
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

ADE7878ACPZ this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including ADE7878ACPZ price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for ADE7878ACPZ to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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ADE7878ACPZ information

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ADE7878ACPZ Typical application Circuitry

ADE7878ACPZ

The ADE7878ACPZ is a key component of the ADE7878 series, which is part of Analog Devices' portfolio of polyphase multifunction energy metering ICs. This series is specifically designed to meet the requirements of advanced energy metering applications that require precise measurement of multiple electrical parameters such as active energy, reactive energy, apparent energy, voltage, and current across multiple phases. The "ACPZ" suffix denotes that this device comes in a LFCSP (Lead Frame Chip Scale Package), which is known for its compact footprint and high reliability, making it suitable for space-constrained applications.

1. Energy Metering Core (Current and Voltage Inputs): The ADE7878ACPZ features multiple analog inputs for current (IA, IB, IC for each phase) and voltage (VA, VB, VC for each phase), allowing it to monitor electrical parameters across three phases. These inputs are crucial for the precise measurement of energy consumption, voltage levels, and current flow in polyphase systems.

2. Digital Signal Processing (DSP) Core: At the heart of the ADE7878ACPZ is a sophisticated DSP core designed to perform complex calculations required for energy metering, such as instantaneous power calculations and energy accumulation. This enables the IC to provide accurate readings of energy consumption and other electrical parameters.

3. Power Supply Connections (AVDD, DVDD, AGND, DGND): The device requires separate power supplies for its analog and digital sections, denoted as AVDD for the analog supply and DVDD for the digital supply. Correspondingly, there are separate ground connections for the analog (AGND) and digital (DGND) circuits to minimize noise interference between the two domains.

4. Communication Interface (SPI, I2C): The ADE7878ACPZ is equipped with serial communication interfaces, including SPI and I2C, which facilitate data exchange with external microcontrollers or processors. This feature allows for the integration of the ADE7878ACPZ into broader energy management systems where remote monitoring and control are required.

5. Zero-Crossing Detection (ZX): The IC includes zero-crossing detection outputs for each phase, which can be used for timing reference or synchronization purposes in power management applications, enhancing the device's utility in complex power monitoring systems.

6. Pulse Outputs (CF1, CF2, CF3, CF4): The ADE7878ACPZ provides pulse outputs corresponding to various energy measurements, which can be used for external energy metering or calibration processes. These outputs offer flexibility in how energy consumption data is utilized and integrated into broader systems.

7. Reset and Control Inputs (RESET, IRQ, CONFIG): A dedicated reset input (RESET) allows for hardware-based resetting of the device, while an interrupt request output (IRQ) and a configuration input (CONFIG) provide additional control and configuration capabilities, enabling the ADE7878ACPZ to be tailored to specific application requirements.

8. Temperature Sensor Interface: The IC includes an interface for connecting an external temperature sensor, allowing for temperature-compensated energy measurements. This feature is particularly important in applications where environmental conditions may affect measurement accuracy.

Integrating the ADE7878ACPZ into an energy metering system involves careful consideration of the power supply arrangement, signal conditioning for current and voltage inputs, and the implementation of communication protocols for data retrieval. By adhering to these design principles, the ADE7878ACPZ can significantly enhance the accuracy, reliability, and functionality of advanced polyphase energy metering solutions.

ADE7878ACPZ FAQ

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3. Are the ADE7878ACPZ price and inventory displayed accurate?

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6. What is the process for return or replacement of ADE7878ACPZ?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the ADE7878ACPZ we delivered, we will accept the replacement or return of the ADE7878ACPZ only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of ADE7878ACPZ.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations