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CML Microcircuits is a world-leader in the design, development and supply of low-power analogue, digital and mixed-signal semiconductors for telecommunications systems globally. The company's wide and varied portfolio means that CML devices are used in an extensive range of industrial and commercial products for licensed and unlicensed wireless voice and data systems.
CML Microcircuits Articles
Advanced voice codec capability for Raspberry Pi
CML Microcircuits has announced the EV6550DHAT, a Raspberry Pi Hardware Attached on Top (HAT) compatible evaluation and development board that makes the features and benefits of its CMX655D ultra-low power voice codec available to hobbyists, developers and product manufacturers.
Advanced voice codec capability brought to Raspberry Pi users
CML Microcircuits is pleased to announce the EV6550DHAT, a Raspberry Pi Hardware Attached on Top (HAT) compatible evaluation and development board that makes the features and benefits of its CMX655D ultra-low power voice codec available to hobbyists, developers and product manufacturers.
Removing barriers to wider use of AIS
CML Microcircuits has introduced the SCT7033, an AIS Class B processor that includes the full protocol stack already embedded within the device. This removes the OEM’s burden of sourcing or developing a protocol stack, making it easier to develop an AIS Class B transponder and enabling faster time to market.
A building-block strategy for faster RF designs
We live in a world that is increasingly connected, driven by the growing phenomenon that is the Internet of Things (IoT). The need to provide wireless communications is omnipresent in electronics design. From wearables to smart home appliances the range of applications using RF is growing rapidly. By Nigel Wilson, CTO, CML Microcircuits
Long range, low power digital voice transceiver
The availability of the SCT2400 transceiver has been announced by CML Microcircuits, designed to sustain secure digital voice and data communication channels over ranges in excess of 12km (line of sight) for systems operating in licensed and unlicensed bands. The SCT2400 is a highly integrated digital radio transceiver based on spread spectrum modulation operating in the 2.4GHz frequency range.
Transceiver operates in 2.4GHz unlicensed frequency bands
At the embedded world show this year, CML Microcircuits will preview a new digital voice and data solution. The SCT2400 offers a wide operating range and low power consumption when compared to current solutions operating in licensed and unlicensed frequency bands. The device is a highly integrated digital transceiver that operates in 2.4GHz unlicensed frequency bands supporting both voice and data communication.
Digital voice solutions to be displayed at Embedded World
It has been confirmed that CML Microcircuits will be exhibiting at the Embedded World trade fair at the Exhibition Centre, Nuremburg, 26th to 28th February 2019. Attendees are invited to meet Martin Grossman, Area Sales Manager at CML in Hall 3A, Booth 3A-435 to learn more about its wide range of RF, PMR and digital voice solutions.
Ultra-low power voice codec for ‘always on’ applications
The next generation in voice codec has been introduced by CML Microcircuits, aimed at existing and emerging high quality digital voice applications in smart devices. The CMX655D marks a significant evolution in voice codecs, which brings greater integration at ultra-low power to enable advanced features in a wide range of applications.
Design examples fast track Digital Mobile Radio development
It has been announced by CML Microcircuits that it is now offering increased design support for the rapidly-expanding global market digital mobile radio. With its latest product offerings, designers can now easily develop dual-mode (digital/analog) radios for wearable and personal radio formats operating at up to two and five watts, targeting short- and medium-range transmissions respectively.
PMR/LMR product line up expanded with CML’s Sicomm
CML Microcircuits has announced a product from its Sicomm Technologies design centre. The SCT3258TD is a highly integrated baseband solution that includes both DMR and dPMR standards. As well as providing full support for the DMR and dPMR protocol stacks, the device is differentiated from CML’s other baseband processors by embedding multiple low rate vocoders including AMBE+2 (Digital Voice Systems Inc.) and RALCWI (CML’s proprietary ...
RF building block integrates up and down conversion mixers
The release of the CMX975 - 2.7GHz Up/Down Converter has been announced by CML Microcircuits as it expands its RF Building Block IC range. The CMX975 is an enabler for small form factor high frequency RF transceiver designs, operating up to 2.7GHz, that require high performance and low power consumption; in a small form factor.
RF power amp family expands with ultra-compact device
CML Microcircuits has expanded its RF Building Block product line with a three-stage wideband, high-gain, high-efficiency RF Power Amplifier IC operating across a wide 130MHz to 700MHz frequency range, the CMX902 IC which combines high gain and high efficiency with small footprint.
RF synthesiser operates over wide range of frequencies
Further expanding the company’s RF portfolio, CML Microcircuits has announced the release of the CMX979 Dual PLL + VCO IC. The CMX979 is a low power dual RF/IF synthesiser + VCO that provide signal generation over a wide range of frequencies. It directly supports both single conversion and super-heterodyne radio architectures and minimises the number of external components needed. The CMX979 provides the designer a solution to develop small...
RF power amplifier suited for VHF/UHF radio applications
CML Microcircuit has announced the release of a new range of RF Building Blocks: RF Power Amplifiers. The CMX901 is the first product in its range to be released and is a three-stage wideband, high gain and high efficiency RF power amplifier IC operating over 130-950MHz.
CML Microcircuits looks to boost its global business
Following the announcement of its parent company in the acquisition of Sicomm Technologies, a leading Chinese ASIC design house, CML Microcircuits is set to expand its Digital Mobile Radio (DMR) market penetration.
CMX7261 single chip offers G7.11, G729A, G723.1 and CVSD
CML Microcircuits has announced the release of a new CMX7261 Function Image implementing the G.723.1 digital voice coding algorithm of VoIP applications. The CMX7261 provides a complete end to end function with dual channel encoding, decoding, transcoding with no external DSP or DSP skills required. The device is ideally suited to software-defined radio (SDR), voice-over IP (VoIP) applications, wireless private branch exchange (PBX) and digi...
Common platform processor supports all major PMR systems
A provider of low-power semiconductor solutions for global wireless data and two-way radio communications markets, CML Microcircuits, has further enhanced the Function Image suite of its CMX7241/CMX7341 PMR Common Platform Processors. All major PMR systems are now supported: DMR, dPMR, NXDN, ARIB STD-T102, ARIB STD-T98 and legacy Analogue PMR, all with automatic digital/analogue detection.
AFE IC bridges the gap between RF & DSP
CML Microcircuits announces that it has added a wideband mode to the CMX983 AFE IC that bridges the gap between a digital radio’s RF section and the DSP/FPGA. The 50kHz wideband mode opens up new high speed data application areas in satellite and terrestrial wireless telemetry systems.
A range of voice codecs in a single chip
The release of the new CMX7261 Function Image from CML Microcircuits also incorporates the G.723.1 digital voice coding algorithm of VoIP applications. The CMX7261 provides an end to end function with dual channel encoding, decoding, transcoding with no external DSP or DSP skills required. The device is well suited to software defined radio (SDR), voice over IP (VoIP) applications, wireless private branch exchange (PBX) and digital voice int...
Adaptive coded modulation enhances wireless data modem
Expanding the functionality of its CMX7164 multi-mode wireless data modem, CML Microcircuits has announced Adaptive Coded Modulation (ACM) capabilities. These new features allow modulation type and block format to change on the fly to dynamically select data block size, coding rate and CRC size.