Contact Us News Blog Join MyCML Login Search for: Products Applications Technologies About Us How To Buy CML Locations CML Microcircuits (UK) Ltd Oval Park, Langford, Maldon, Essex, CM9 6WG, England Telephone: +44 (0)1621 875500 Fax: +44 (0)1621 875600 General e-mail: sales@cmlmicro.com Technical Support e-mail: techsupport@cmlmicro.com CML Microcircuits (UK) Ltd – Systems Group Chelynch Road, Doulting, Shepton Mallet, Somerset BA4 4RQ Telephone: +44 (0)1749 881130 Fax: +44 (0)1749 881133 General e-mail: systems@cmlmicro.com CML Microcircuits (USA) Inc. 486 N. Patterson Avenue, Suite 301 Winston-Salem, NC 27101, USA. Telephone: (336) 744 5050 Fax: (336) 744 5054 General e-mail: us.sales@cmlmicro.com Technical support e-mail: us.techsupport@cmlmicro.com CML Microcircuits (Singapore) Pte Ltd 150 Kampong Ampat, #05-03A KA Centre, Singapore 368324 Telephone: +65 62888129 Fax: +65 62888230 General e-mail: sg.sales@cmlmicro.com Technical Support e-mail: sg.techsupport@cmlmicro.com Site map Home Company Overview Global Sales Network Careers Contact Us Follow us Our worldwide offices We use cookies to ensure that we give you the best experience on our website. If you continue to use this site we will assume that you are happy with it.Ok

Contact Us News Blog Join MyCML Login Search for: Products Applications Technologies About Us How To Buy Digital Voice CML’s DuraTALK family of digital voice products comprises a range of flexible technologies supporting voice-data generation, coding, transcoding and decoding functions for digital communication systems, as well as many other in-band audio applications where there is a need for storage and playback. Digital Voice Products Product Product Description Voice-data Scheme Voice-band Codec Supply Voltage (V) Typ. Current (mA) Package Type Additional Features Key Benefits CMX655D Ultra-low Power Voice Codec PCM (linear, A-law, µ-law) Yes 1.8 - 3.6 300µA 24-VQFN 1W Speaker Driver MEMS microphone support Ultra-low operating power consumption CMX7011 Digital Voice Encryption/ ACE Processor RALCWI ™ Yes 3.0 - 3.6 30 48-VQFN 48-LQFP I/O Filters Packet Data Voice Storage Encryption Complete voice encryption system including Air Interface protocol. CMX7262 Professional Radio 2400bps Vocoder TWELP ™ Yes 3.0 - 3.6 23 64-VQFN I/Q Filters High performance low-bit rate Vocoder. CMX7261 Digital Voice Multi- transcoder ADM, CVSD, PCM G.729A, G.711, G.723.1 Yes 3.0 - 3.6 52 64-VQFN I/O Filters Performs as a group of audio codecs. CMX608 CMX618 CMX638 Low-cost 2400bps Vocoder RALCWI ™ Yes (Not CMX608) 3.0 - 3.6 20 48-VQFN 48-LQFP I/O Filters Low-cost 2400bps Vocoder with robust FEC. CMX638 offer duplex operation. CMX649 Adaptive Delta Modulation (ADM) Codec ADM PCM CVSD Yes 2.7 - 5.5 2.9 20-TSSOP 20-SOIC I/O Filters General purpose error tolerant voice coding scheme. CMX639 CVSD Voice Codec CVSD Yes 3.0 - 5.5 1.9 16-SOIC 24-TSSOP I/O Filters General purpose error tolerant voice coding scheme. Site map Home Company Overview Global Sales Network Careers Contact Us Follow us Our worldwide offices