ATA8742-PXQW Overview
The ATA8742-PXQW is a highly integrated smart metering IC designed for advanced energy measurement and management applications. Combining precision analog front-end circuitry with a powerful microcontroller core, this device enables accurate, real-time monitoring of electrical parameters in single-phase systems. It supports multiple communication interfaces and features enhanced noise immunity, making it suitable for industrial and residential smart metering solutions. With low power consumption and robust data processing capabilities, it offers a reliable foundation for modern energy metering designs. Available from IC Manufacturer, this device streamlines system integration and accelerates time-to-market for energy measurement products.
ATA8742-PXQW Technical Specifications
| Parameter | Specification |
|---|---|
| Supply Voltage | 3.0 V to 5.5 V |
| Operating Temperature Range | -40??C to +85??C |
| Microcontroller Core | 8-bit RISC CPU |
| ADC Resolution | 16-bit Sigma-Delta |
| Communication Interfaces | UART, SPI, I2C |
| Energy Measurement Accuracy | Class B (IEC 62053-21 compliant) |
| Power Consumption | Typical 4.5 mA active mode |
| Package Type | QFN 32 pins, 5×5 mm |
| Calibration | On-chip programmable calibration |
| Integrated Peripherals | RTC, EEPROM, Watchdog Timer |
ATA8742-PXQW Key Features
- Integrated 16-bit Sigma-Delta ADC: Enables high-precision energy measurements for accurate billing and monitoring.
- Embedded 8-bit RISC microcontroller: Provides efficient processing of metering algorithms and supports flexible firmware updates, enhancing system adaptability.
- Multiple communication protocols: UART, SPI, and I2C interfaces facilitate seamless integration with various external devices and smart grid systems.
- Low power consumption: Designed for energy-efficient operation, extending the lifetime of battery-powered meters or reducing overall system power.
- On-chip programmable calibration: Simplifies system calibration processes, improving accuracy and reducing manufacturing complexity.
- Robust operating temperature range: Suitable for deployment in harsh industrial and outdoor environments without compromising performance.
- Compact QFN package: Supports space-saving PCB layouts and efficient thermal dissipation for reliable long-term operation.
ATA8742-PXQW Advantages vs Typical Alternatives
This device offers superior measurement accuracy and enhanced noise immunity compared to typical alternatives in the same class. Its integrated microcontroller core and multiple communication interfaces enable flexible system designs, reducing the need for additional components. The low power consumption and on-chip calibration features improve reliability and simplify manufacturing, making it a cost-effective and robust solution for smart metering applications.
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Typical Applications
- Single-phase electricity meters requiring precise energy measurement and real-time data processing for residential and commercial use.
- Smart grid communication modules that demand versatile interface options and reliable data acquisition.
- Energy management systems in industrial environments that benefit from robust temperature tolerance and low power operation.
- Battery-operated portable measurement devices where power efficiency and compact size are critical.
ATA8742-PXQW Brand Info
Manufactured by IC Manufacturer, the ATA8742-PXQW is part of a series dedicated to smart metering and energy measurement solutions. This product line focuses on combining precision analog measurement capabilities with embedded processing power to meet the evolving needs of energy utilities and device makers. The ATA8742-PXQW exemplifies the brand??s commitment to quality, reliability, and innovation in semiconductor technologies tailored for industrial and residential energy applications.
FAQ
What is the typical operating voltage range of this energy metering IC?
The device operates reliably across a supply voltage range from 3.0 V to 5.5 V, making it compatible with a wide variety of power sources commonly used in smart meters and related applications.
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How does the integrated ADC improve energy measurement accuracy?
The 16-bit Sigma-Delta ADC provides high-resolution sampling of voltage and current signals, which significantly enhances measurement precision. This accuracy is critical for complying with international metering standards and ensuring correct billing.
Which communication interfaces are available for system integration?
The IC supports UART, SPI, and I2C interfaces, allowing flexible and straightforward communication with microcontrollers, memory devices, or communication modules within the metering system.
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Is the device suitable for harsh environmental conditions?
Yes, with an operating temperature range from -40??C to +85??C, the IC is designed to maintain performance under demanding industrial and outdoor ambient conditions, ensuring reliable operation over time.
Can the device firmware be updated or customized?
The embedded 8-bit microcontroller core supports firmware customization and updates, enabling developers to implement specific metering algorithms or add new features without hardware changes, providing adaptability to different application requirements.
