CB-OBS421X-26

RF Transceiver Modules And Modems Overview

The CB-OBS421X-26 is a Bluetooth module manufactured by u-blox, designed for dual-mode communication supporting both Bluetooth Classic and Low Energy standards. It operates at the 2.4GHz frequency band and utilizes an integrated wire antenna with surface mount packaging. The module incorporates a U.FL connector interface and features an ARM Cortex M3 core. Physical dimensions are specified as 36 mm x 16 mm x 3.2 mm, with a sensitivity rating of -91dBm.

RF Transceiver Modules And Modems Feature Summary

• Supports dual-mode Bluetooth functionality including Bluetooth Classic and Low Energy protocols
• Integrates an embedded protocol stack for standard services such as SPP, DUN, PAN, and GATT
• Features low radiation mode capabilities to minimize interference with other 2.4GHz radio frequencies

RF Transceiver Modules And Modems Applications

• Wireless data transfer applications requiring serial port emulation
• Device pairing and network access via PAN profiles
• General purpose IoT connectivity utilizing BLE standards

RF Transceiver Modules And Modems Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm specific revision levels and firmware versions prior to integration. Ensure compliance with regional regulatory requirements for 2.4GHz wireless devices. Check for end-of-life status or recommended replacement alternatives if applicable.

RF Transceiver Modules And Modems Selection Notes

Select this module for designs requiring compact dual-mode Bluetooth solutions with integrated antennas. Consider the physical footprint and U.FL connector availability when designing PCB layouts. Evaluate power consumption profiles against system battery constraints. Assess compatibility with existing host processor interfaces for seamless integration.

RF Transceiver Modules And Modems Part Context

This component belongs to the OBS421 series of Bluetooth modules from u-blox. The series is characterized by its support for both BR/EDR and BLE technologies within a small form factor. These modules are intended for embedded applications needing reliable short-range wireless communication without external antenna components.

RF Transceiver Modules And Modems Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.