CB-OBS421X-24

RF Transceiver Modules And Modems Overview

The CB-OBS421X-24 is a stand-alone dual-mode Bluetooth module from the u-blox OBS421 series, supporting both Bluetooth Classic and Low Energy standards. It operates in the 2.4 GHz ISM band with an integrated antenna and surface-mount design. The module delivers a transmitter output power of 13 dBm and supports data transfer rates up to 1.3 Mbps. Physical dimensions are 16 x 36 x 2.6 mm, suitable for compact embedded applications requiring reliable short-range wireless connectivity.

RF Transceiver Modules And Modems Feature Summary

• Supports dual-mode Bluetooth Classic and Low Energy protocols
• Features an integrated internal antenna for simplified PCB layout
• Compact surface-mount package designed for space-constrained devices

RF Transceiver Modules And Modems Applications

• Short-range wireless data transmission
• Embedded IoT device connectivity
• Peripheral interconnection in consumer electronics

RF Transceiver Modules And Modems Procurement Notes

Verify component availability and lifecycle status prior to integration, as this part may be subject to discontinuation notices. Confirm that the specific variant matches the required regulatory certifications and firmware capabilities for the target market. Ensure supply chain stability is assessed given potential end-of-life constraints associated with older Bluetooth module generations.

RF Transceiver Modules And Modems Selection Notes

Select this module when dual-mode Bluetooth functionality is required within strict physical size limitations. Evaluate compatibility with host microcontroller interfaces and verify that the 13 dBm output power meets range requirements. Consider thermal management and antenna placement constraints inherent to the integrated antenna design during mechanical enclosure planning.

RF Transceiver Modules And Modems Part Context

This component belongs to the u-blox OBS421 series, which provides standalone Bluetooth solutions. The series is characterized by its dual-mode capability and integrated antenna architecture, targeting applications where board space is limited but comprehensive Bluetooth protocol support is necessary for legacy and modern device interoperability.

RF Transceiver Modules And Modems Replacement Considerations

Consult official u-blox documentation for confirmed substitute part numbers. Verify functional equivalence regarding protocol support and interface compatibility before substitution.