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CYBL10573-76FNXIT is listed in the RF Transceiver ICS range at ChipApex. The manufacturer field lists Infineon Technologies. Its product description is IC RF TXRX+MCU BLE 76WLCSP. Review the specifications below when checking this part for your BOM.
The CYBL10573-76FNXIT is a Bluetooth System-on-Chip integrating an RF transceiver and microcontroller. It operates at 2400 MHz with a data rate of 1000 kbps. The device supports a supply voltage range of 1.9V to 5.5V and draws a bias current of 16.4 mA. It functions within an operating temperature range of -40°C to +85°C. The component is housed in a 76-WLCSP package measuring 4.04×3.87 mm, designed for surface mount applications.
Verify the specific suffix '76FNXIT' against official Infineon documentation to confirm package type and temperature grade. Ensure the procurement channel provides original manufacturer packaging to prevent counterfeit components. Cross-reference the datasheet revision date to guarantee compatibility with current firmware requirements and regulatory standards for Bluetooth operations.
Select this component when a combined MCU and Bluetooth radio solution is required to minimize board space. The wide voltage input range simplifies power management in battery-operated systems. Consider the WLCSP footprint constraints during PCB layout. Validate that the 16.4 mA bias current aligns with the system's power budget and thermal dissipation capabilities for the intended application environment.
This part belongs to the CYBL105xx family of Bluetooth SoCs from Infineon Technologies. These chips are designed for embedded wireless applications, combining processing power with connectivity. The 76-pin WLCSP format distinguishes it from larger QFN or BGA variants in the same series, offering a smaller profile suitable for space-constrained consumer electronics and portable devices.
Consult the official Infineon replacement guide for direct pin-compatible alternatives within the CYBL105xx series. Verify electrical parameters such as voltage range and data rate before substituting with other Bluetooth MCUs. Generic replacements may require schematic modifications due to differing interface configurations or power consumption profiles.
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