ADE7878ACPZ Integrated Circuit Chip
High accuracy 3-phase electrical energy metering IC with LFCSP40 package, featuring serial interfaces and flexible pulse outputs for comprehensive energy measurement applications.
Product Overview
The ADE7878ACPZ is a precision 3-phase electrical energy measurement integrated circuit that incorporates second-order sigma-delta analog-to-digital converters, digital integrator, reference circuitry, and comprehensive signal processing capabilities. This fixed-function DSP-based solution performs total (fundamental and harmonic) active, reactive, and apparent energy measurement along with RMS calculations.
Technical Specifications
| Parameter |
Value |
| Input Impedance |
400kOhm |
| Measurement Error |
0.2% |
| Voltage - I/O High |
2V, 2.4V |
| Voltage - I/O Low |
0.4V, 0.8V |
| Current - Supply |
20mA |
| Voltage - Supply |
2.8 V ~ 3.7 V |
| Meter Type |
3 Phase |
| Operating Temperature |
-40°C ~ 85°C |
| Mounting Type |
Surface Mount |
| Package / Case |
40-WFQFN Exposed Pad, CSP |
| Supplier Device Package |
40-LFCSP-WQ (6x6) |
Key Features
- Battery supply input for missing neutral operation
- Phase angle measurements with typical 0.3° error
- Wide supply voltage operation: 2.4 V to 3.7 V
- 1.2 V reference with external overdrive capability
- Single 3.3 V supply operation
- 40-lead LFCSP package, Pb-free
- Operating temperature: -40°C to +85°C
- Flexible I2C, SPI, and HSDC serial interfaces
- Highly accurate compliance with EN 50470-1, EN 50470-3, IEC 62053-21, IEC 62053-22, and IEC 62053-23 standards
- Compatible with 3-phase, 3 or 4 wire (delta or wye) services
- Total and fundamental active/reactive/apparent energy measurement
- Less than 0.1% error over 1000:1 dynamic range at 25°C
- Supports current transformer and di/dt current sensors
Primary Applications
Energy metering systems for industrial, commercial, and utility applications requiring high-precision three-phase power measurement.
Related Components in Stock
| Part Number |
Package |
| R7F101G7E2DNP |
24-WFQFN |
| R7F101G7G2DNP |
24-WFQFN |
| R7FA8T1AHECFP |
100-LFQFP |
| R7FA4E2B93CBB |
64-LFBGA |
| R7FA4E2B93CBC |
36-LFBGA |
| R7F100GGG2DFB |
48-LFQFP |
| RG8G31222DTGWT |
64-LFBGA |
| R9A09G057H46GBG |
1368-BGA |
| R7FA6E2B93CBB |
64-BGA |
| R7F100T7E3G00CNP |
24-HWQFN |
| LT8277RUDCM |
20-WFQFN |
| ADAU1797BCBZRL7 |
LFCSP-40 |
Frequently Asked Questions
Are your products original?
Yes, all products are original. New original import is our primary business focus.
Which Certificates do you have?
We are ISO 9001:2015 Certified Company and member of ERAI.
Can you support small quantity order or sample? Is the sample free?
Yes, we support sample orders and small quantities. Sample cost varies according to your order or project requirements.
How to ship my order? Is it safe?
We use express carriers including DHL, FedEx, UPS, TNT, and EMS. We can also use your preferred forwarder. Products are securely packaged, and we assume responsibility for any damage to your order.
What about the lead time?
Stock parts ship within 5 working days. For non-stock items, we will confirm lead time based on your order quantity.
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