ADE7868AACPZ-RL - 3-Phase Energy Meter IC | Analog Devices
MPN： ADE7868AACPZ-RL ✓ 啟用中ADE7868AACPZ-RL 概覽
An energy-metering IC is a specialized analog and digital semiconductor that converts voltage and current signals into digital measurements used by utility meters, industrial monitors, and power-management equipment. The ADE7868A family belongs to the broader energy-measurement IC hierarchy and combines analog front-end conversion with digital processing, calibration, communication, and pulse-output functions.
Key features of the ADE7868AACPZ-RL include support for three-phase electrical measurement, second-order Σ-Δ ADCs, serial interfaces, three flexible pulse outputs, reference circuitry, and digital integration. The manufacturer describes the family as providing total fundamental and harmonic active, reactive, and apparent energy measurement and RMS calculations, depending on the specific device and configuration.
Technically, the device is designed to process several power-line signals while transferring results to an external host through serial communication. Its measurement architecture is intended to support accurate energy accumulation and metering functions without requiring the same processing to be implemented entirely in external hardware. The exact input ranges, accuracy grades, supply limits, operating temperature, and electrical limits are not included in the provided verified snippets and must be confirmed from the complete manufacturer datasheet before design release.
Typical uses include three-phase utility energy meters, industrial power-monitoring equipment, building energy-management systems, revenue-grade metering platforms, and embedded measurement instruments. The three flexible pulse outputs can support meter interfaces, while serial interfaces allow the host processor to retrieve measurement and configuration information.
For PCB design, use the manufacturer’s recommended land pattern and verify the exposed-pad thermal and electrical requirements in the complete package drawing. The metering accuracy depends on signal conditioning, current and voltage sensing components, analog-layout discipline, grounding, filtering, and firmware calibration.
This product-data page combines the verified manufacturer and distributor identity, pricing reference, package information, application context, and replacement-screening guidance. Unverified electrical values are intentionally marked for engineering review rather than inferred.
直接替換替代品，適用於 ADE7868AACPZ-RL — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： ADE7868AACPZ-RL （相同外形與佔位） — 差異在於 ADC Architecture, Package.
ADE7868AACPZ
✅ 直接替換聯絡詢價
查看資料表 →ADE7868ACPZ
✅ 直接替換📋 參考替代品（不在目錄中）
ADE7858ACPZ
✅ 直接替換📋 參考替代品（不在目錄中）
ADE7854ACPZ
✅ 直接替換📋 參考替代品（不在目錄中）
ADE7878ACPZ
✅ 直接替換📋 參考替代品（不在目錄中）
ADE7868AACPZ-RL 最大額定值與電氣特性
| Product Type | 3-phase electrical energy measurement IC |
| Measurement Phase Count | 3 phases |
| ADC Architecture | Second-order Σ-Δ ADC |
| Digital Processing | Digital integrator and on-chip signal processing |
| Supported Energy Measurements | Active, reactive, apparent energy, and RMS calculations family capability |
| Serial Interface | Serial interface |
| Pulse Output Count | 3 flexible pulse outputs |
| Reference Circuitry | Integrated reference circuitry |
| 封裝 | 40-LFCSP-WQ, 6 mm × 6 mm |
| 安裝類型 | Surface mount |
| Manufacturer Family | ADE7868A |
| 功能 | Electrical energy metering |
| Harmonic Processing | Family capability for fundamental and harmonic energy measurement |
ADE7868AACPZ-RL 40-lfcsp-wq, 6 mm × 6 mm 腳位配置指南
ADE7868AACPZ-RL（40-lfcsp-wq, 6 mm × 6 mm 封裝）的腳位配置。 此類比元件具有輸入、輸出與電源腳位。偏移歸零、補償與致能腳位配置請參閱製造商資料表。適用於訊號調理與放大器電路。
無詳細腳位定義資料： ADE7868AACPZ-RL.
請參閱 資料表 以查看完整腳位配置。
典型應用
ADE7868AACPZ-RL 適用於 8 應用s: Three-Phase Utility Energy Meter, Industrial Power Monitoring, Building Energy Management, Revenue-Grade Metering Platform, Embedded Power-Monitor Instrument, Harmonic-Aware Energy Monitor, Smart Power Distribution Unit, Portable Energy Analyzer.
Three-Phase Utility Energy Meter
The ADE7868AACPZ-RL fits a three-phase utility meter because it is explicitly designed as a 3-phase electrical energy measurement IC with second-order Σ-Δ ADCs, digital integration, reference circuitry, serial interfaces, and three flexible pulse outputs. It can provide the measurement engine for active, reactive, apparent, fundamental, and harmonic energy functions described for the ADE7868A family. The designer still must validate accuracy targets, current and voltage sensor selection, calibration coefficients, metrology requirements, and safety isolation in the final meter platform.
推薦
Industrial Power Monitoring
For industrial power-monitoring equipment, the ADE7868AACPZ-RL provides a dedicated path for measuring three-phase energy quantities and transferring results through a serial interface. Its on-chip analog-to-digital conversion, digital integrator, reference circuitry, and flexible pulse outputs reduce the amount of external signal-processing hardware needed for a basic measurement channel. Actual input conditioning must be designed around the complete electrical specifications, while PCB layout should isolate sensitive analog paths from switching and digital circuitry to preserve measurement repeatability.
推薦
Building Energy Management
The ADE7868AACPZ-RL can serve as the measurement front end in a building energy-management system where three-phase loads must be monitored centrally. Its serial interface allows a supervisory controller to read accumulated energy and measurement registers, while the three flexible pulse outputs can provide meter-pulse functions when the system architecture requires them. The design should include calibrated voltage and current sensing, filtering, robust grounding, and firmware compensation for wiring, sensor tolerances, temperature drift, and harmonic content before publishing energy data.
推薦
Revenue-Grade Metering Platform
ADE7868AACPZ-RL is relevant to revenue-grade metering platforms because the ADE7868A family is positioned for high-accuracy three-phase energy measurement and includes integrated conversion, reference, digital integration, and measurement processing. The IC should be treated as the core measurement engine rather than a complete certified meter. The product design must establish the required accuracy class, calibration procedure, tamper handling, safety architecture, environmental testing, and applicable regional metrology compliance through the complete manufacturer documentation and independent validation.
推薦
Embedded Power-Monitor Instrument
The ADE7868AACPZ-RL can be used in an embedded power-monitor instrument that combines three-phase measurement with local display, logging, or communications. Its second-order Σ-Δ ADCs and integrated digital processing support energy-related calculations, while the serial interface provides a path to an embedded controller. The instrument designer must select external analog components according to the verified input ranges and accuracy requirements, and must verify clocking, reference stability, grounding, calibration storage, and interrupt behavior from the complete datasheet.
推薦
Harmonic-Aware Energy Monitor
The ADE7868A family description includes fundamental and harmonic energy measurement capability, making ADE7868AACPZ-RL a candidate for harmonic-aware energy monitoring. Such a system can compare total energy with selected harmonic components, retain accumulated registers, and report results over a serial link to a host controller. The implementation must confirm which harmonic channels and measurement modes are enabled for the exact ordering code, implement appropriate filtering and calibration, and account for the bandwidth and timing requirements specified in the full manufacturer documentation.
推薦
Smart Power Distribution Unit
In a smart power-distribution unit, ADE7868AACPZ-RL can provide energy measurement for a three-phase power section while communicating results to a supervisory controller. The flexible pulse outputs may be useful for metering or threshold signals, while serial registers support detailed readback. The PDU designer should carefully separate high-current switching paths from the analog measurement network, verify the complete input and supply limits, and use the official land pattern and exposed-pad guidance so that the metering IC operates reliably beside power-conversion hardware.
推薦
Portable Energy Analyzer
ADE7868AACPZ-RL can support a portable three-phase energy analyzer when the product needs accurate measurement in a compact embedded instrument. The integrated ADC, reference, and digital signal-processing blocks can reduce external computation, but a portable design still needs careful sensor excitation, input protection, calibration, and thermal management. Confirm the exact electrical limits and power requirements from the complete datasheet, and use the manufacturer’s recommended package layout before placing the 40-LFCSP-WQ device near a display, communications module, or power-conversion section.
推薦
推薦產品摘要
工程參考資料，適用於 ADE7868AACPZ-RL — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | ADE7868AACPZ | ADE7868ACPZ | ADE7858ACPZ | ADE7854ACPZ | ADE7878ACPZ |
|---|---|---|---|---|---|---|
| Brand | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Analog Devices |
| Measurement Phase Count | 3 phases | 3 phases | 3-phase family capability | 3-phase family capability | 3-phase family capability | 3-phase family capability |
主要差異化特點
- Three-phase metering specialization (對比ADE7868ACPZ)
- Integrated measurement architecture (對比ADE7858ACPZ)
- Metering output and host connectivity (對比ADE7854ACPZ)
設計說明
Use the exact Analog Devices land pattern for the 40-LFCSP-WQ 6 mm × 6 mm package and preserve the manufacturer’s exposed-pad and thermal-via recommendations. Keep the analog input, reference, and ground paths compact, and place input filtering close to the device. Because the supplied verified data does not include the complete pinout or package drawing, do not release a PCB footprint until those details are checked against the current manufacturer documentation.
Treat the voltage and current sensing network as a precision analog subsystem. Use symmetrical routing where practical, maintain consistent grounding, keep high-current switching loops away from measurement traces, and follow the datasheet’s recommended filtering and anti-aliasing arrangements. The ADE7868A family uses Σ-Δ ADCs and digital integration, but front-end layout and calibration still determine practical metering repeatability; do not assume on-chip processing eliminates layout sensitivity.
The most common replacement risk is assuming that a similar ADE7868A or ADE78xx order code is automatically pin-compatible. Verify pin names, supply limits, analog input ranges, reference behavior, serial timing, pulse-output logic, interrupt sources, calibration registers, and package exposed-pad requirements for every candidate. The provided cross-reference results establish related family candidates but do not provide complete quantified compatibility data, so each substitution requires datasheet review and hardware validation.
Estimate the ADE7868AACPZ-RL junction temperature using the actual supply dissipation, ambient temperature, exposed-pad copper area, thermal-via arrangement, and the manufacturer’s thermal parameters. Those numerical parameters are not present in the verified snippets, so no power or temperature estimate is asserted here. In a new design, use the complete datasheet’s recommended PCB construction and thermal model rather than assuming the 6 mm × 6 mm package alone determines operating temperature.
合規資訊
The supplied verified web data does not explicitly state compliance for ADE7868AACPZ-RL. Compliance fields remain unknown until confirmed through current Analog Devices product documentation or a manufacturer declaration.
