CMX7141L4

Overview

The CMX7141L4 is a digital PMR processor from CML Microcircuits, designed for baseband processing in wireless communication systems. It operates on a supply voltage range of 3 V to 3.6 V and supports an operating frequency of 19.2 MHz with input frequencies ranging from 3 MHz to 24.576 MHz. The device is housed in a 48-LQFP (7x7) surface-mount package and functions within a temperature range of -40°C to +85°C. It consumes up to 1.6 W of power dissipation.

Feature Summary

• Supports dPMR, ARIB STD-T98/DCR, NXDN, ARIB STD-T102, and Analogue PMR standards
• Integrated baseband processor for digital private mobile radio applications
• Single-chip solution for wide-ranging wireless data operations

Applications

• Digital Private Mobile Radio (dPMR) systems
• ARIB STD-T98/DCR compliant devices
• NXDN protocol implementations
• Analogue PMR equipment

Procurement Notes

Verify the specific suffix L4 against the manufacturer's current datasheet to confirm pinout and electrical characteristics match your design requirements. Check moisture sensitivity level (MSL 3) handling procedures during assembly. Confirm RoHS compliance status as per the latest environmental declarations before finalizing procurement.

Selection Notes

Select this component when designing systems requiring support for multiple digital PMR standards including dPMR, NXDN, and ARIB protocols. Ensure the application environment stays within the specified -40°C to +85°C operating temperature range. Verify that the 48-LQFP package fits the PCB layout constraints and that the 3V to 3.6V supply voltage aligns with the system power architecture.

Part Context

The CMX7141L4 belongs to the CMX7131/CMX7141 series of digital PMR processors. These components are part of CML Micro's portfolio of wireless interface ICs, focusing on providing integrated baseband processing capabilities for professional two-way radio communications. The series is designed to simplify the development of compliant digital radio hardware.

Replacement Considerations

Consult official CML Micro documentation for direct cross-reference or substitute part numbers. No public substitutes are confirmed in the provided source material.