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ATA5831-WNQW

ATA5831-WNQW Description

The ATA5831-WNQW from Microchip Technology is a highly integrated RF transceiver with an embedded microcontroller (TxRx + MCU) designed for ISM band applications below 1GHz. This surface-mount IC supports 315MHz, 434MHz, 868MHz, and 915MHz frequencies, making it versatile for global RF applications. It features ASK and FSK modulation with a maximum data rate of 120kbps, ensuring reliable communication in low-power wireless systems. The device operates across a wide voltage range (1.9V–3.6V or 2.4V–5.5V), accommodating various power supply configurations. With 20kB Flash, 24kB ROM, and 1kB SRAM, it provides ample memory for firmware storage and execution.

ATA5831-WNQW Features

• Dual Modulation Support: ASK and FSK for flexible protocol implementation.
• Low Power Consumption: 9.8mA receiving current and 9.4mA–13.8mA transmitting current, ideal for battery-operated devices.
• High Output Power: 14.5dBm ensures robust signal transmission.
• Integrated MCU: Combines RF and processing in a single chip, reducing BOM complexity.
• SPI Interface: Simplifies communication with host systems.
• Compact Package: 32VFQFN (Tape & Reel) for space-constrained designs.
• RoHS3 & REACH Compliant: Meets environmental and regulatory standards.
• Wide Frequency Range: Supports multiple ISM bands for global deployment.

ATA5831-WNQW Applications

The ATA5831-WNQW excels in low-power, short-range wireless systems, including:

• Smart Home Devices: Door/window sensors, lighting controls.
• Industrial IoT: Remote monitoring, wireless sensor networks.
• Automotive Keyless Entry: Reliable RF communication for security systems.
• Medical Wearables: Low-power telemetry for health monitoring.
• Asset Tracking: Long-range identification with efficient power usage.

Conclusion of ATA5831-WNQW

The ATA5831-WNQW stands out for its integration of RF and MCU, low power consumption, and multi-band flexibility, making it a superior choice for battery-powered wireless applications. Its compact form factor, compliance with environmental standards, and support for ASK/FSK modulation ensure compatibility with diverse use cases. Engineers seeking a cost-effective, high-performance RF transceiver for ISM-band projects will find this IC an optimal solution.