CMX7241L4

Overview

The CMX7241L4 is a mixed-signal RF integrated circuit manufactured by CML Microcircuits, designed for professional mobile radio applications. It supports digital protocols including DMR, dPMR, NXDN, ARIB-STD-T98-T102, APCO-25, and analogue modes. The device operates on a 3V to 3.6V supply voltage and utilizes a 48-LQFP (7x7 mm) surface-mount package. This component serves as a baseband processor within the FirmASIC family.

Feature Summary

• Supports multiple digital trunking and conventional radio standards
• Integrates baseband processing capabilities for mixed-signal operation
• Designed for low-power portable and mobile radio terminals

Applications

• DMR Tier II and III portable radios
• dPMR compliant communication devices
• NXDN two-way radio systems
• APCO Project 25 land mobile radio equipment

Procurement Notes

Verify component authenticity through authorized channels due to obsolete lifecycle status. Confirm RoHS compliance documentation matches specific manufacturing lot requirements. Validate package marking against official datasheet specifications to prevent counterfeit substitution during procurement.

Selection Notes

Select this component for designs requiring multi-standard protocol support in a single silicon solution. Ensure power supply rails remain within the specified 3V to 3.6V range. Verify thermal management strategies align with the LQFP-48 package constraints for intended operating environments.

Part Context

This part belongs to the CMX7241/CMX7341 series from CML Microcircuits. It represents a specialized segment of their FirmASIC portfolio targeting the professional mobile radio market. The device integrates transmitter and receiver functions alongside baseband processing.

Replacement Considerations

The CMX7241L4 is listed as obsolete. Potential alternatives include the CMX7241Q3 or other members of the CMX724x family, subject to pin compatibility and software configuration verification.