Diversified Technologies, Inc.    Bedford, MA 01730
Dec 27, 2011 Consisting of pulse modulator, power supply, and treatment chamber with pump, Laboratory PEF System is suited for R/D experiments, batch tests, and process development involving food, algae, and wastewater treatment. System can apply full field strength of 40 kV/cm across fluid at conductivities up to 10 mS as well as 10 kV/cm into seawater. Providing pulse widths from 1-20 µs and frequency up to 1 KHz, system delivers up to 99% efficiency and less than 1 µs rise times into resistive load.

Broadcom Corp.    San Jose, CA 95110
Sep 13, 2011 Replacing multiple discrete tuners with one system-on-a-chip, 40 nm BCM4528 Full Band Capture Multi Demodulator SoC accelerates channel change when coupled with FastRTV® technology. Any demodulator can tune to any frequency, removing wideband block tuner restrictions for efficient distribution of video streams and IP services to connected devices in digital home ecosystem.

National Semiconductor Corp.    Santa Clara, CA 95051-0695
Mar 02, 2011 PowerWise® LM49251 IC combines 1.4 W Class D speaker amplifier, 20 mW Class G headphone amplifier, and ALC in 2.55 x 3.02 mm micro SMD package. Consuming less than 7 mA quiescent current at 3.3 V, unit features low EMI pulse-width modulation architecture that reduces RF emissions while preserving audio quality. Mode selection, shutdown, and volume are controlled through I2C-compatible interface, while no-clip ALC feature prevents distortion as battery voltages drop.

Analog Devices, Inc.    Norwood, MA 02062-9106
Feb 18, 2011 Model ADRF6801 demodulator performs multiple RF functions and operates over frequency range from 750-1,150 MHz. Unit features noise figure of 14.3 dB, input third order intercept of 25 dBm, and input compression point of 12.5 dBm. Fractional-N PLL synthesizer and low-phase-noise VCO are included as well as RF balun, 3 LDOs, and baseband buffer amplifiers. Supporting SPI/I2C serial interface for PLL programming, product allows user to select between internal or external oscillator signals.

Siano Mobile Silicon    Beijing 100005  China
Nov 30, 2010 Targeting digital TV (DTV) markets of Latin America and Japan, SMS2270 supports ISDB-T high-definition DTV technology. Single-chip integrated RF tuner and demodulator enables clear reception in tough conditions, such as deep-indoor locations, noisy electronic environments, and use with sub-optimized antenna. Suited for PC cards and motherboards as well as TV sets and STBs, product has built-in USB 2.0 core as well as MPEG2 Transport Stream interface and also supports DVB-T format.

Texas Instruments, Inc. (TI)    Dallas, TX 75243-4136
Oct 28, 2010 Integrating direct up-conversion IQ modulator with PLL and wideband VCO, Model TRF372017 achieves OIP3 of 26 dBm, delivering high linearity to meet spectral mask standards for wireless infrastructure applications. Local oscillator synthesizer output with independent frequency dividers drives additional transmit or receive signal chains. Housed in 7 x 7 mm QFN-48 package, modulator provides low noise floor of -160 dBm/Hz and meets all 3GPP and 3GPP2 standards as well as licensed WiMAX.

Linear Technology Corp.    Milpitas, CA 95035
Sep 23, 2010 Model LTC5588-1 offers linearity performance of 30.9 dBm Output Third-Order Intercept at 2.14 GHz. Unit has image suppression of -56.6 dBc at 2.14 GHz and carrier leakage of -39.6 dBm while delivering 5 dBm signal power to its output at temperatures from -40 to +85°C. Supporting signal bandwidth greater than 400 MHz, its I and Q inputs are biased to 0.5 Vdc common-mode voltage. Product is powered from 3.3 V supply with operating current of 300 mA, and draws less than 900 µA in sleep mode.

Linear Technology Corp.    Milpitas, CA 95035
Sep 21, 2010 Supplied in 4 x 4 mm QFN package, LTC5588-1 operates over 200 MHz to 6 GHz range and offers linearity performance of 30.9 dBm OIP3 (Output Third-Order Intercept) at 2.14 GHz. Capability for calibration via single-pin adjustment with DC input voltage further optimizes OIP3 to 35.1 dBm. Along with noise floor of -160.6 dBm/Hz at 6 MHz offset and image suppression of -56.6 dBc at 2.14 GHz, characteristics include carrier leakage of -39.6 dBm while delivering 5 dBm signal power to output.

Semtech Corp.    Newbury Park, CA 91320
Jul 29, 2010 Housed in 3.0 x 3.0 x 0.6 mm MLPQ package, EcoSpeed(TM) SC493 features input supply voltage of 3-28 V and output voltage of 0.5-5 V. I²C interface can be used to fine adjust output voltage and implement margining, as well as to program all device functions. Providing programmable switching frequency from 250 kHz to 1 MHz, converter incorporates SmartDrive(TM) technology, which minimizes EMI and provides FET gate drives capable of supporting output currents to 25 A.

Micrel Semiconductor Inc.    San Jose, CA 95131
Jul 29, 2010 Model MIC2155 and MIC2156 single output, synchronous buck control ICs implement 500 kHz and 300 kHz voltage mode PWM control, respectively, with outputs switching 180° out-of-phase that results in 1 MHz or 600 kHz input ripple, with ripple current cancellation. Two independent enable pins and power good output are included. Operating over temperatures from -40 to +125°C, ICs have 4.5-14.5 V input voltage range and adjustable output voltages down to 0.7 V.

Micrel Semiconductor Inc.    San Jose, CA 95131
Jul 29, 2010 Operating over input supply range of 3-28 V, Hyper Speed Control(TM) MIC2164/-2/-3/C supply 25 A output current and offer switching frequency of 300 kHz, 600 kHz, and 1 MHz, respectively. UVLO feature ensures proper operation under power-sag conditions to prevent external power MOSFET from overheating, while 6 ms internal soft start minimizes inrush current. Housed in 10-pin MSOP, controllers operate from -40 to +125°C with 95% efficiency.

ON Semiconductor, LLC    Phoenix, AZ 85008
May 04, 2010 Operating from 4.7-28 V input, NCP3020A/NCP3020B/NCP3011 have internal oscillator that sets respective operating frequencies of 300, 600, and 400 kHz. Each provides 1 A integrated gate drive and is capable of producing output voltages as low as 0.6 V (NCP3020A/NCP3020B) and 0.8 V (NCP3011). Latter also provides buffered +1.25 V reference voltage that can be used as LDO controller for one or 2 additional outputs. Regulated digital soft-start and protection features are also standard.

STMicroelectronics    Lexington, MA 02421
Apr 06, 2010 Supplied in 15 x 15 mm package, STi5197L fosters accelerated development of entry-level cable TV zapper STBs intended for Chinese and Asian markets. IC demodulates, decodes, and processes cable signals and also offers USB and Ethernet interfaces. Support for DVB-C, including ITU-T J83 Annexes A/B/C, as well as all smart-card-based security systems is standard, and integrated audio subsystem provides digital and analog outputs as well as support for MP3 and Dolby Digital 5.1 decoding.

Linear Technology Corp.    Milpitas, CA 95035
Feb 01, 2010 Operating from up to 38 V supply, synchronous Model LTC4449 drives upper and lower N-channel MOSFET gates over range of 4-6.5 V. Unit can sink up to 4.5 A and source up to 3.2 A. Adaptive shoot-through protection prevents upper and lower MOSFETs from conducting simultaneously while minimizing dead time. Housed in 2 x 3 mm DFN-8 package, IC features 3-state PWM input for power stage control and shutdown and is available in industrial-grade version that operates from -40 to 125°C.

Fairchild Semiconductor    San Jose, CA 95134
Dec 09, 2009 With operating current of 1.7 mA, FAN6754 helps notebook power supply designers meet international energy-saving regulations such as ENERGY STAR® EPS v2.0. Frequency hopping reduces EMI emissions, and internal soft start (8 ms) reduces voltage stress on MOSFET at startup. Along with various protection, brownout, and line-compensation features, products offers green-mode function that provides off-time modulation to continuously decrease switching frequency under light-load conditions.

Conexant Systems, Inc.    Newport Beach, CA 92660
Dec 04, 2009 Supplied in 76-pin QFN package, CX2070X series includes audio/voice DSP, multi-bit codec, digital and analog I/O interfaces, and 2.5 W/channel Class-D amp to drive stereo speakers or optional PWM and differential line-out for external speaker systems amps. Dual dynamic noise reduction filters for incoming and outgoing audio streams eliminate ambient near- and far-end noises, while sound is further enhanced via beam forming as well as sub-band acoustic and line echo cancellation.

Analog Devices, Inc.    Norwood, MA 02062-9106
Oct 14, 2009 Designed for LTE and 4G cellular base stations, ADRF660x Mixers and ADRF670x Modulators each combine multiple discrete functional blocks into single device. ADRF670x models integrate analog I/Q modulator with input bandwidth of 500 MHz, RF output switch, and PLL with VCO in one RFIC, while ADRF660x models integrate high-linearity active RF mixer, RF input balun for single-ended 50 W input, and PLL synthesizer with integrated VCO. All share common SPI control interface.

Marvell Semiconductor Inc.    Santa Clara, CA 95054
Sep 11, 2009 Intended for worldwide TV RF subsystems, 88DE80xx series is comprised of single-chip solutions for digital and analog video broadcasting. Products demodulate IF signals from hybrid tuner and generate digital transport stream and analog composite video with sound intermediate frequency. At 7 x 7 mm, 88DE8020 offers optimized integration for demodulation of DVB-C, DVB-T, and NTSC/PAL/SECAM. Model 88DE8025 supports analog and DVB-T demodulation for applications that do not require DVB-C.

Akros Silicon Inc    Folsom, CA 95630
Aug 06, 2009 Model AS1454 quad-output digital power SoC integrates capabilities of up to 8 separate ICs. It includes 9-72 V input range isolated primary converter, 2 kV isolation barrier, high-current-capable buck or boost PWM controller, and 2 x 2 A buck regulators. Built-in cross-isolation DC-DC timing management and digital power control deliver 92% DC-DC efficiency. Unit offers selectable spread-spectrum clocking on all PWMs to minimize spectral noise/EMI of power supplies.

Linear Technology Corp.    Milpitas, CA 95035
Jun 11, 2009 Supporting multiple battery chemistries, Model LTC4012 offers adjustable battery termination voltage, while Models LTC4012-1 and LTC4012-2 utilize programmable internal resistor divider to charge from 1-4 series Lithium cells at multiples of 4.1 and 4.2 V, respectively. PWM units operate at input voltages from 5-28 V with output voltage of 2-28 V and programmable charge current to 4 A. Synchronously rectified, buck switching topology enables efficiencies greater than 90% at 3 A.