Overview
The ADE7753ARSRL, produced by Analog Devices Inc., is a highly integrated, single-phase energy metering IC designed for accurate and reliable measurement of active and apparent energy. This device incorporates advanced features such as two second-order Σ-Δ analog-to-digital converters (ADCs), a digital integrator, reference circuitry, and a temperature sensor. It is particularly suited for applications in smart energy meters, industrial power monitoring, and residential energy management systems.
Key Specifications
| Parameter | Value |
|---|---|
| Package Type | 20-SSOP |
| Supply Voltage (AVDD, DVDD) | 4.75V to 5.25V |
| Operating Temperature Range | -40°C to +85°C |
| ADC Resolution | 16-bit Σ-Δ ADCs |
| Sampling Clock Frequency | CLKIN/4 (e.g., 3.579545 MHz / 4) |
| Analog Input Range (Channel 1) | 0.5 V Full Scale ±4% typ |
| Period Measurement Resolution | 2.2 μs/LSB at 60 Hz line frequency |
| Temperature Measurement Resolution | Approximately 1.5 LSB/°C |
Key Features
- Two second-order Σ-Δ ADCs for voltage and current measurement
- Digital integrator for accurate energy calculation
- On-chip reference circuitry and temperature sensor
- Pulse output frequency (CF) proportional to active power
- Period measurement of the line with a resolution of 2.2 μs/LSB
- Peak level detection and recording for Channel 1 and Channel 2
- On-chip power supply monitor to ensure correct device operation
- Serial interface for data communication
Applications
- Smart energy meters
- Industrial power monitoring systems
- Residential energy management systems
- Automated meter reading (AMR) systems
- Power quality monitoring equipment
Q & A
- What is the primary function of the ADE7753ARSRL?
The primary function of the ADE7753ARSRL is to measure active and apparent energy in single-phase power systems. - What type of ADCs does the ADE7753ARSRL use?
The ADE7753ARSRL uses two second-order Σ-Δ ADCs. - What is the operating temperature range of the ADE7753ARSRL?
The operating temperature range is -40°C to +85°C. - How does the ADE7753ARSRL measure period?
The ADE7753ARSRL measures the period of the line with a resolution of 2.2 μs/LSB when the line frequency is 60 Hz. - Does the ADE7753ARSRL have a built-in temperature sensor?
Yes, the ADE7753ARSRL includes an on-chip temperature sensor. - What is the purpose of the power supply monitor in the ADE7753ARSRL?
The power supply monitor ensures the device operates correctly by monitoring the analog supply voltage and entering an inactive state if it falls below 4 V ± 5%. - How does the ADE7753ARSRL communicate data?
The ADE7753ARSRL communicates data through a serial interface. - What is the significance of the pulse output frequency (CF) in the ADE7753ARSRL?
The pulse output frequency (CF) is proportional to the active power being measured. - Can the ADE7753ARSRL detect peak levels in voltage and current?
Yes, the ADE7753ARSRL can detect and record peak levels for both voltage and current channels. - What are some common applications of the ADE7753ARSRL?
Common applications include smart energy meters, industrial power monitoring, residential energy management, and power quality monitoring.
