ATA8520D-GHPW

RF Transceiver ICS Overview

The ATA8520D-GHPW is a fully integrated, single-chip RF transceiver compliant with the SIGFOX standard, operating at 868MHz. It functions as a System-on-Chip solution that includes protocol handling for modem operation and an AVR microcontroller core with embedded firmware. Key electrical parameters include a maximum data rate of 600bps, output power of 14dBm, and sensitivity of -121dBm. The device supports DBPSK and GFSK modulation via an SPI interface. It operates on supply voltages of 1.9V to 3.6V or 2.4V to 5.5V, with receive current at 10.4mA and transmit current ranging from 31.8mA to 32.7mA. The component is housed in a 32-VFQFN package with exposed pad and supports an operating temperature range of -40°C to 85°C.

RF Transceiver ICS Feature Summary

• Fully integrated single-chip RF transceiver compliant with SIGFOX standards
• System-on-chip solution including SIGFOX protocol handling for modem operation
• AVR microcontroller core with embedded firmware and protocol stack

RF Transceiver ICS Applications

• SIGFOX IoT sensor networks
• Low-power wireless monitoring systems
• ISM band communication devices under 1GHz

RF Transceiver ICS Procurement Notes

Verify component authenticity through authorized Microchip Technology distributors. Confirm RoHS3 compliance and REACH status prior to integration. Check for product discontinuation notices, as the ATA8520 series has been subject to end-of-life notifications. Ensure ESD protection measures are applied during handling due to the surface-mount QFN packaging. Validate supply chain documentation against official manufacturer records.

RF Transceiver ICS Selection Notes

Select this component for applications requiring certified SIGFOX connectivity with integrated MCU capabilities. Consider the 32-VFQFN package constraints for PCB layout. Evaluate power consumption requirements against the specified receive and transmit currents. Ensure the host system supports the required SPI interface and voltage levels. Verify compatibility with the specific regional ISM frequency allocations supported by the 868MHz variant.

RF Transceiver ICS Part Context

The ATA8520D-GHPW belongs to the ATA8520 family of wireless transceivers designed for low-power wide-area networks. It integrates radio frequency front-end components with digital baseband processing and microcontroller resources. This integration reduces external component count and simplifies design complexity for SIGFOX-compliant devices. The device represents a consolidated solution for industrial and consumer IoT applications requiring long-range, low-data-rate communication.

RF Transceiver ICS Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. The ATA8520 series has received end-of-life notifications; verify current availability status with the manufacturer.