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Comms ICs
RALCWI Family Grows With Duplex Vocoder ICCML Microcircuits announces a new RALCWI integrated circuit to its Vocoder family. The new CMX638, is a flexible, highly integrated, high performance duplex vocoder, utilising RALCWI (Robust Advanced Low Complexity Waveform Interpolation) technology. CML now offers the CMX608, CMX618 and CMX638 high performance vocoders, which all offer near toll-quality voice performance at very low bit-rates. 
RMS power detector measures signals with highly varying crest factors up to 6 GHzAnalog Devices has introduced the AD8363 TruPwr root-mean-square (RMS) power detector that precisely measures signals with highly varying crest factors up to 6 GHz used in WiMAX/802.16, WCDMA, TD-SCDMA, and LTE applications. The AD8363 supports the communications industry's focus on increasing efficiency and improving ease-of-use to reduce the overall system size and cost. The AD8363 targets high performance RF applications including power amplifier (PA) linearization/control loops, transmitter power control, transmitter signal strength indication (TSSI) and RF instrumentation. Accurate control of PA output power significantly reduces cost and improves efficiency. TruPwr ICs are ADI's award winning portfolio of patented RMS detectors. ADI offers one of the most extensive RMS portfolios in the market. 
RS-485/RS-422 transceiver claims best-in-class ESD protectionIntersil has introduced an RS-485/RS-422 transceiver, a next-generation interface IC that combines what is said to be the industry's fastest data transmission rate (100Mbps) with a low 2.6mA supply current and rugged 15kV IEC61000-4-2 ESD (electro-static discharge) protection. 
GaAs MMIC receivers from Link Microtek cover microwave radio bands from 7 to 28GHzNew from microwave and RF component specialist Link Microtek is a family of nine GaAs MMIC receiver products that integrate LNAs, I/Q mixers and multipliers or LO amplifiers to provide compact solutions with a very high level of performance. Manufactured by Hittite Microwave Corporation, the receivers cover the microwave radio bands from 7 to 28GHz and are suitable for a variety of commercial and military satcom applications.
GaAs MMIC receivers from Link Microtek cover microwave radio bands from 7 to 28GHzNew from microwave and RF component specialist Link Microtek is a family of nine GaAs MMIC receiver products that integrate LNAs, I/Q mixers and multipliers or LO amplifiers to provide compact solutions with a very high level of performance. Manufactured by Hittite Microwave Corporation, the receivers cover the microwave radio bands from 7 to 28GHz and are suitable for a variety of commercial and military satcom applications. 
New RF Synthesizer with Integrated VCOs from STMicroelectronics Stretches Out to 5GHzSTMicroelectronics today unveiled its new RF synthesizer with integrated voltage-controlled oscillators (VCOs) with the highest frequency coverage in the market. ST's STW81103 is the first single-chip device that operates up to 5GHz, meeting the increasing demand of equipment manufacturers for space and cost-efficient solutions in radio applications with frequencies in the microwave range. Among the applications in which these devices may find application are wireless network infrastructures, CATV systems, instrumentation, and test equipment. 
40Mbps transceivers feature widest temperature rangeIntersil has introduced the ISL3159E and ISL3179E RS-485/RS-422 transceivers. These next-generation interface ICs combine 40Mbps transmission performance over the industry's widest temperature range (-40C to +125C) along with 15kV IEC61000 ESD protection and a DFN package option that is up to 70% smaller than standard 8-lead SOIC offerings. 
CML Launches Low Cost, Low Bit-Rate RALCWI Vocoder ICCML Microcircuits today announced the introduction of a new RALCWI (Robust Advanced Low Complexity Waveform Interpolation) vocoder IC. The product is the result of a co-operation between CML Microcircuits and SPIRIT DSP. The new CML IC is named as the CMX618, which CML will market to worldwide communication markets based upon SPIRIT's proprietary Low Bit-Rate Vocoder technology. The co-operation combines CML's 39-year history of developing mixed-signal semiconductors for professional and leisure communication applications, with SPIRIT's extensive experience in embedded voice products. 
Low-cost WLED drivers help handset manufactures address latest entry level marketsA huge potential market of untapped cell phone users in regions like India, China, Russia, South America and Africa want cell phone service, but can only afford very basic, entry-level, reduced-feature-set phones. With AnalogicTech's AAT3193, designers building cell phones for these new markets can provide basic illumination for low-cost TFT-LCD panels in an extremely small footprint while requiring just two external components; a 1µF capacitor for the charge pump and a single external resistor to set the full-scale LED current. 
Gigabit fibre access gateway solutionsPMC-Sierra has announced the availability of two fibre access gateway solutions - the MSP7150 EPON/GPON gateway SoC for Fibre To The Home (FTTH) and the MSP7140 VDSL2 gateway SoC for Fibre To The Node (FTTN). These SoCs deliver gigabit-per-second line-rate IPV4/V6 routing, Network Address Translation (NAT), Quality of Service (QoS), encryption and a multi-channel VoIP terminal adaptor, and consume less than 1.5W of power. PMC-Sierra's fibre access gateway solutions provide OEMs and ODMs with a common platform architecture to support multiple high-speed access technologies in various geographic markets. In addition, service providers can rely on equipment based on PMC-Sierra's multi-service platform to deliver carrier-grade IP services into the digital home. 
10 GbE LRM X2 Optical TransceiversAvago Technologies has announced a new family of 10 GbE LRM transceivers incorporating electronic dispersion compensation (EDC). The new product family includes X2, XENPAK and XFP. The company is a leading supplier of analog interface components for communications, industrial and consumer applications. Avago's new HFBR-707X2DEM X2 module reliably delivers 10G data rates in enterprise networking environments using multimode fibre. 
VDSL2 line driver in 4mm x 5mm QFN package is a first says IntersilIntersil has introduced the ISL1539, the latest addition to its family of line drivers featuring low power, very small footprint and extremely good linearity. The ISL1539 is the first monolithic, dual port, DSL line driver for 100 Mbps VDSL2 Central Office (CO) applications. The ISL1539 uses proprietary circuitry to achieve low distortion, high capacitance drive and less than 910mW/port total power consumption while delivering 20.5dBm output power in 5-band VDSL2 applications. The driver uses Intersil's own new high-speed bipolar process technology to extend the performance of ADSL2, ADSL2+ and VDSL2 bandwidth high voltage line drivers. 
True Femto-Second Performance Clock Generator for Networking DesignsTexas Instruments has introduced a low-phase noise clock generator that provides best-in-class jitter performance at 380 femtoseconds (fs) (rms at 10 kHz to 20 MHz). The device incorporates crystal oscillator (XO) circuitry with a fully-integrated frequency synthesizer supporting a wide output frequency range from 10.9 MHz up to 766.7 MHz and from 875.2 MHz up to 1175 MHz, easing design for customers designing Ethernet, fibre channel, PCI Express and Serial ATA products. 
Low-Power Gigabit Ethernet serializer/deserializerTexas Instruments has today introduced the industry's smallest low-power, single-channel Gigabit Ethernet (GbE) serializer/deserializer (SerDes) device, enabling higher densities in data communications and telecommunications equipment. The new interface device combines a small 6-mm x 6-mm package with low power consumption at 200 mW to reduce board size and complexity and save power in Ethernet passive optical networks (EPON), GbE switches/routers and wireless basestations. 
Two-chip IF receiver solution from Analog DevicesAnalog Devices has introduced a two-chip IF (intermediate frequency) receiver solution that dramatically improves the data bandwidth and capacity of next-generation, multi-carrier wireless base stations compatible with emerging 3G cellular transmission standards. Analog Devices' dual-channel AD8376 VGA (variable gain amplifier) and AD6655 IF diversity receiver solution replaces 48 discrete components, enabling 3G micro- and pico-cell base stations with dramatically reduced power consumption and physical volume. Each radio channel can handle up to six carriers. The new VGA and IF diversity receiver also increase automatic gain-control loop performance by 100 times existing options, which improves base station receiver sensitivity and dynamic range and ensures both weak and strong incoming cell phone call signals are quickly and effectively received and processed. 
Low power, asynchronous PCI-to-PCI bridgeTundra Semiconductor is now in full production of its low power, asynchronous PCI-to-PCI bridge. The Tundra Tsi350 offers communications and network equipment customers a competitive high quality bridge solution with low power consumption. 
Multipoint-LVDS Single-Channel Receivers from TITexas Instruments has introduced what is said to be the industry's first dedicated multipoint-LVDS receivers. To date, customers converting M-LVDS to LVTLL for multi-drop clock distribution have used transceivers with unnecessary integrated driver circuitry. The new single-channel receivers save space, power consumption and cost in end equipment such as cellular base stations, central office switches, network switches, routers and AdvancedTCA systems. The devices provide better technical performance in applications such as clock and synchronization distribution and control, as well as data signal transfer over backplanes and cables. 
Controller adds high-speed USB peripheral connectivity to storage hungry portablesOxford Semiconductor has introduced a high-speed USB peripheral controller designed to help maximize data transfer speeds of memory rich portable products including smart phones, media players, PDAs, and GPS systems. Compatible with USB specification revision 2.0, the OXU200 supports communication with PC and laptop host systems at the high-speed USB data rate. 
Zetex announces technology breakthrough in LNB designA 4:2 IF switch announced by Zetex Semiconductors is the world's first to feature integrated gain and control functions. Dramatically improving IF signal reliability, eliminating false switching and significantly reducing circuit complexity, the ZXHF5000 chip is set to have a far-reaching impact on the design of twin and quad LNBs and satellite TV distribution networks. 
Low Power Active Mixer with Bandwidth to 4GHz from LinearA new high performance mixer from Linear Technology features low power consumption and the capability of operating from low frequency up to 4GHz. The LT5560 can be configured either as an up- or a downconverting mixer, providing flexibility for a wide range of high performance portable or fixed wireless systems, including public-safety handheld radios, WiMAX transceiver modems, handheld RFID readers, VHF/UHF transceivers, wireless headphones and professional microphones, GSM/EDGE basestations and repeaters, satellite receivers, ISM band radios, and portable RF instrumentation. 
ADI's 2nd-generation chipset for advanced multimedia mobile handsets based on the 3G TD-SCDMA InterfaceAnalog Devices has announced the availability of its second-generation chipset for developers of advanced multimedia mobile handsets based on the 3G TD-SCDMA Low Chip Rate (LCR) air interface. The new SoftFone-LCR+ chipset expands Analog Devices' portfolio of TD-SCDMA technology solutions and builds upon the company's legacy as a leader in TD-SCDMA technology development by adding support for a wide range of enhanced multimedia functions. 
Digital Satellite Tuner RFIC from TDCThe CX24118 and CX24116 from Conexant, which form the front end (tuner and demodulator) for set top boxes supporting DVB-S2. The CX24118A Digital Satellite Tuner RFIC is Conexant's third generation direct down-conversion satellite tuner intended for high-volume digital video, audio and data receivers. 
Semtech Adds Jitter Attenuating and Multiplying PLL Devices for Cost-Sensitive Telecom SystemsSemtech Corp has announced the ACS8946 and ACS8944 jitter attenuating and multiplying (JAM) phase locked loop (PLL) devices for generating low jitter output clocks for low-cost SONET/SDH and Gigabit Ethernet line cards. 
High-Speed Interface ICs for mobile phonesTexas Instruments has introduced the expansion of its FlatLinkTM3G family of high-speed interface integrated circuits that transmit true 24-bit (16 million color) RGB color data for high-resolution video content in handheld electronics such as clamshell phones, multimedia players and digital cameras. The new one- and two-channel subLVDS (sub-low voltage differential signaling) serialisers and deserialisers support LCD resolutions from QVGA to XGA, including VGA, allowing designers to choose devices that specifically meet their resolution needs. 
Single chip Ethernet controllerAvailable from DT Electronics, SMSC's LAN9218 is a full-featured, single-chip 10/100 Ethernet controller that uses HP's Auto-MDIX technology. HP Auto-MDIX eliminates the confusion associated with device pin assignments, the need to add a manual MDIX switch or use cross-over cables. The LAN9128 is driver-, register- and footprint –compatible with the previous generation of LAN9118 devices. Designed for embedded applications where performance, flexibility, ease of integration and system cost reduction are required, the LAN9218 suits applications in high definition video and multimedia systems. 
DSL Solutions Based on TI's Next-Generation UR8 Residential Gateway ArchitectureTexas Instruments has announced the availability of five new xDSL solutions from its next-generation UR8 residential gateway family. Based on an advanced multimedia gateway processor, these platforms give manufacturers the flexibility to design RGs with multiple home networking options and variations of feature functionality, including enhanced voice capabilities and advanced video services, over all ADSL and VDSL2 standards. 
Jitter Attenuator with 250MHz Reference ClockIDT has announced the introduction of a jitter attenuator optimized for the Xilinx Virtex-4 family of FPGAs. Designed to support PCI Express (PCIe), this component is said to be the industry's first timing device capable of attenuating or "cleaning" the jitter from a 100 MHz PCIe input clock, while translating it to a 250 MHz LVDS output. 
1.8V high-speed DUARTSDT Electronics has made available Exar's family of dual universal asynchronous receiver transmitters (DUARTS) that operate from a 1.62V to 3.63V supply and feature 16, 32 or 64-byte FIFOs. Designated the M-series, each channel of these devices is capable of data rates up to 16 MBps at 3.3V with a 4X sampling clock. 
Chip enables next generation of DAB enabled digital audio productsFrontier Silicon has launched a new advanced and highly integrated system-on-chip IC which will enable the next generation of DAB digital radio-based products. The Chorus 2 FS1020 chip is a new programmable DAB baseband receiver providing significant space, cost and power savings on a typical radio or mobile handheld devices. The chip is now in mass production and products using the chip will appear in the market early 2007. 
Microwave Amplifier Range covers 0.5 to 18GHzNow available from RF and microwave component specialist Link Microtek is a range of microwave amplifiers that are competitively priced but are said to provide the quality and performance required for space, military and commercial communications applications. 
Optimized RF Front-End System Solution Reduces Size, Cost of Wi-Fi SystemsSiGe Semiconductor has announced the SE2559L, an RF front-end module designed to improve integration and reduce cost of Wi-Fi systems compliant to the 802.11b/g specification. The new RF front-end is based on a highly integrated architecture that is about 60 percent smaller than competitive products. With high feature integration, the SE2559L eliminates several external components, allowing manufacturers to reduce the bill of materials cost for 802.11b/g functionality by about 15 percent. The small size and low cost makes the SE2559L ideal for access points, laptops, PC cards and embedded Wi-Fi applications. Radiation Hardened Device for Use in Ultrahigh-Speed Bidirectional Point-to-Point Data Transmission SystemsTexas Instruments has announced the TLK2711HFGQMLV 1.6 to 2.7 Gigabits per Second Serializer/Deserializer. A member of the WizardLink family of multigigabit transceivers, the device is qualified to MIL-PRF-38535 (QML) Class V and is designed to support serial interface in high speed data bus applications for aerospace equipment, such as satellites. 
Digital AM/FM radio receiver chipset for use in automotive applicationsSTMicroelectronics has announced that it is sampling a new digital AM/FM radio receiver chipset for use in automotive applications. Sophisticated digital signal processing techniques allow the chipset to feature excellent reception quality while reducing interference even in presence of challenging signal conditions such as weak field and strong multipath (reflection from mountains and buildings). Fully Integrated Single-Chip Phone for the GSM ultra low cost handset marketSilicon Laboratories has announced the Si4901 AeroFONE single-chip phone, the industry's most integrated, highest performing single-chip phone for the GSM ultra low cost handset (ULCH) market. The Si4901 expands the company's family of single-chip phones to address demand for low cost, highly integrated GSM handsets in emerging economies. 
USB Host/Controller device enhances product connectivity and increases data throughputBy integrating high-speed USB2.0 host and On-The-Go controllers in a single two-port package, Oxford Semiconductor's OXU210HP provides portable consumer electronics designers with the means to enhance product connectivity and significantly increase data throughput. 
Gyroscope enhances GPS performanceMelexis has entered the market for accurate GPS position sensing with its angular rate sensor or gyroscope. The MLX90609-N2 will enhance the accuracy of GPS instruments in situations where satellite reception is lost, for example in tunnels, between tall buildings and mountainous terrain. Digital audio delay provides cost-effective synchronization of audio and video in a single integrated packageTexas Instruments has introduced the TPA5050 digital audio delay with IIC control. Designed for high definition and flat panel TV applications, the TPA5050 digital audio delay provides cost-effective synchronization of audio and video in a single integrated package that conserves board space and simplifies channel configuration. 
Technology allows domestic wiring to carry high quality data for home comms and entertainment at a realistic costSiConnect has announced a technology breakthrough for in-home communication. The company's POEMä technology addresses the technical challenges presented by the use of existing domestic electrical wiring for the transport of audio, video, voice and data in the home, and enables a new price point to be achieved. 
Highly integrated, IEEE 802.3af compliant, Power over Ethernet controllerSilicon Laboratories has announced what is said to be the industry's most highly integrated, IEEE 802.3af compliant, Power over Ethernet controller for powered device applications. The Si3400 is the only PD controller to integrate on-chip diode bridges, a transient surge suppressor and a switching regulator field effect transistor. The Si3400 controller's unprecedented level of integration simplifies PoE design efforts by reducing the total bill of materials, printed circuit board area and time to market. 
PC Card to USB and UART controller creates high speed data ports for wireless modemsCombining a 16-bit PC Card host interface, a USB 2.0 full speed host controller and a high performance UART, the OXCFU950 from Oxford Semiconductor provides the flexibility to support next generation, high speed PC and Compact Flash Cards for 3G cellular, mobile TV and wireless networking applications. 
SOLID STATE SUPPLIES PROVIDE DAA TELEPHONE NETWORK INTERFACE SOLUTIONSThe latest Litelink and Cybergate devices from Solid State Supplies provide interfaces for connection to telephone networks for both voice and data applications combining all of the required functionality and compatibility. MicroPHY transceiver for embedded 10/100 Ethernet applicationsAlpha Micro Components has available Teridian Semiconductor's new MicroPHY transceiver for embedded 10/100 Ethernet applications. Packaged in an ultra small 5mm x 5mm QFN package, the Teridian MicroPHY is said to be the World's smallest Fast Ethernet PHY. Targeted at consumer audio-video and industrial products the 78Q2123 features Hewlett Packard's "Auto-MDIX" technology whilst also providing a full 802.3 Media Independent Interface. 
Integrated RF synthesizers with embedded VCOsSTMicroelectronics has unveiled its new integrated RF synthesizers with embedded voltage-controlled oscillators, featuring what is said to be the lowest integrated phase noise and the largest band coverage on the market. 
Focus EDL and Metalink to demonstrate WLANPlus at “The Wireless Event” in London – Demonstration delivers high-definition television (HDTV) over wireless LAN at wire line qualityFocus EDL and Metalink will be giving live demonstrations of the capability of its new WANPlus chipset at "The Wireless Event" at London's Olympia on May 16 and 17. The demonstration will show, for the first time, advanced WiFi technology used to demonstrate the delivery of high-definition television over wireless LAN at wire line quality. 
Industrial Wireless Modules are R&TTE and RoHS CompliantAvailable from Low Power Radio Solutions are Circuit Design's latest Class 1 wireless modules for industrial use. The CDP-TX02E-R and CDP-RX-02E-R transmitter and receiver are R&TTE and RoHS compliant, narrow band, multi-channel modules. 
PC/104 GPRS/GSM Modem Has Integrated Power Supply and Digital I/OThe new Micronix PV-1800 from Datasound Laboratories is a GPRS/GSM modem on PC/104 architecture complete with an integrated 20W power supply, isolated 12-bit A/D inputs and digital I/O making it a very unique and low-cost solution for remote data logging and control. 
USB On-The-Go controller adds storage interface to speed data transfer and increase connectivityThe OXU140CM from Oxford Semiconductor is said to the first single-chip USB On-The-Go controller to integrate a memory host controller to provide seamless interfacing with SD and MMC memory cards and the new CE-ATA small form factor hard disks. 
Audio/video wireless RF modulesLow Power Radio Solutions has announced the introduction of the Airwave audio/video wireless RF modules. The modules operate on the most popular 2.4GHz ISM band and are FCC and R&TTE compliant, making them suitable for worldwide use. 
SATA storage controller with embedded encryption safeguards external dataWhat is believed to be the only SATA storage controller to feature an embedded encryption engine, the OXUF924DSE from Oxford Semiconductor, enables external storage manufacturers to provide users with the option of highly robust data security. By integrating hardware enabled encryption, the controller also ensures that high data transfer speeds are maintained, at in excess of 80Mbytes/sec. 
Eight-channel UART / PCI controller simplifies multi-port serial to PCI bus design.Combining eight high performance UARTs and a PCI compliant host interface in a single chip, the OX16PCI958 communications controller from Oxford Semiconductor provides designers with the means to dramatically simplify multi-port serial to PCI bus design. 
Switch boosts performance of wireless and video infrastructureThe Tsi578™ Serial RapidIO switch from Tundra Semiconductor increases the data throughput of next- generation communication infrastructure platforms, including ATCA® and MicroATCA™ applications. Complying with V1.3, the most recent version, of the Serial RapidIO Interconnect Specification, the switch is said ti set new standards in scalability and power economy. 
Versatile 2-port Ethernet Device with Added BenefitsReplacing two devices with a single cost-effective, flexible solution, the Micrel KS8842M from Solid Sate Supplies is the industry's first 2-port Ethernet device, with a third port that can be connected directly to microprocessors through a generic 8-or 16-bit bus interface. 
xDSL integrated splitter/filter modules save design time and boost voice qualityFocus EDL announces a series of xDSL integrated low-pass splitter/filter modules which have been designed to achieve excellent voice quality by separating voice and data signals and filtering interference out of the data signals in xDSL applications. 
High Reliability Wireless Switching ModulesLow Power Radio Solutions has announced its CDT-TX-01 transmitter and CDT-RX-01 receiver modules designed for applications requiring wireless transmission of switching signals. 
NemeriX extends technology leadership by delivering higher sensitivities for hosted GPS/AGPS ProductsNemerix SA has further extended its technology leadership in the GPS and AGPS markets by announcing a hosted GPS baseband processor which achieves indoor sensitivity as low as -158 dBm while consuming just 40mW. |
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