onsemi

AX8052F143-3-TX40

AX8052F143-3-TX40 Description

The AX8052F143-3-TX40 from onsemi is a highly integrated RF transceiver with an embedded microcontroller (TxRx + MCU) designed for ISM band applications below 1GHz. This surface-mount IC operates within a 1.8V to 3.6V supply range, making it suitable for low-power wireless systems. It features a 64kB Flash memory and 8.25kB SRAM, enabling robust firmware execution for custom applications. The device supports multiple modulation schemes, including 4FSK, ASK, FSK, GFSK, GMSK, and MSK, ensuring flexibility in communication protocols. With a maximum data rate of 125kbps and a power output of 16dBm, it delivers reliable performance for medium-range wireless links.

AX8052F143-3-TX40 Features

• Frequency Range: 27MHz to 1.05GHz, covering popular ISM bands (315MHz, 433MHz, 868MHz, 915MHz).
• Low Power Consumption: 6.5mA to 11mA (Rx) and 7.5mA to 48mA (Tx), ideal for battery-operated devices.
• Versatile Modulation: Supports 4FSK, ASK, FSK, GFSK, GMSK, and MSK for diverse protocol requirements.
• Integrated MCU: Combines an 8052-compatible microcontroller with RF functionality, reducing external component count.
• Memory: 64kB Flash + 8.25kB SRAM for application code and data storage.
• GPIO Pins: 19 general-purpose I/O pins for peripheral interfacing.
• Serial Interfaces: SPI and UART for easy communication with external devices.
• Compact Package: 40-pin VFQFN (5x5mm) for space-constrained designs.
• Compliance: ROHS3 and REACH compliant, suitable for environmentally conscious applications.

AX8052F143-3-TX40 Applications

• Wireless Sensor Networks (WSN): Ideal for industrial monitoring, smart agriculture, and environmental sensing due to its low power and long-range capabilities.
• IoT Edge Devices: Suitable for smart home automation, asset tracking, and wearable tech with its integrated MCU and RF.
• Remote Control Systems: Used in garage door openers, keyless entry, and industrial remote controls thanks to its ASK/FSK modulation support.
• Medical Telemetry: Reliable for low-power medical devices requiring secure, short-range communication.
• Automotive RF Modules: Fits TPMS (Tire Pressure Monitoring) and vehicle telematics with its robust ISM band performance.

Conclusion of AX8052F143-3-TX40

The AX8052F143-3-TX40 is a versatile, low-power RF transceiver with an embedded MCU, offering flexible modulation, efficient power usage, and compact integration. While marked obsolete, its high performance in ISM bands makes it a strong choice for legacy designs or applications requiring reliable sub-1GHz communication. Its combination of RF and processing capabilities reduces system complexity, making it ideal for IoT, industrial, and consumer wireless solutions. Engineers should evaluate alternative onsemi offerings for new designs but can leverage this IC’s proven performance in existing deployments.