CMX7241Q3

Overview

The CMX7241Q3 is a mixed-signal RF transceiver integrated circuit manufactured by CML Microcircuits. It operates within a supply voltage range of 3V to 3.6V and utilizes a 48-pin VQFN package measuring 7x7 mm. The component supports surface-mount technology and is classified as moisture sensitive. It functions as a baseband processor for general-purpose applications, integrating radio frequency capabilities into a compact form factor suitable for portable communication devices.

Feature Summary

• Supports multiple digital trunking standards including DMR, dPMR, NXDN, APCO-25, and ARIB-STD-T98-T102
• Integrates baseband processing with RF transmission and reception capabilities
• Compatible with analogue modulation schemes alongside digital protocols

Applications

• Digital Mobile Radio (DMR) handsets and repeaters
• Professional two-way radio systems using NXDN or dPMR protocols
• Public safety communication equipment adhering to APCO-25 standards
• Portable wireless communication terminals requiring mixed-signal integration

Procurement Notes

Verify the specific suffix variant against official CML Micro documentation to ensure pinout and functional compatibility. Confirm moisture sensitivity handling requirements during storage and assembly. Check current production status as legacy components may have limited availability or end-of-life restrictions. Ensure the selected package matches the target PCB footprint specifications exactly.

Selection Notes

Select this component when designing systems requiring support for multiple digital trunking standards within a single IC solution. Consider the 3V to 3.6V supply requirement for power budget calculations. Evaluate the 48-pin VQFN package dimensions for thermal management and board space constraints. Verify interface compatibility with the host microcontroller or application processor for baseband data exchange.

Part Context

The CMX7241Q3 belongs to the CMX7241/CMX7341 series from CML Microcircuits, designed for global communications markets. It serves as a key component in critical communications infrastructure and portable devices. The series integrates RF and baseband functions to reduce system complexity and bill of materials cost for manufacturers of professional radio equipment.

Replacement Considerations

Consult official CML Micro substitution guides for verified alternatives. Cross-reference pinouts and electrical characteristics carefully if considering non-OEM replacements. Verify that any substitute component maintains compatibility with the required digital trunking standards.