Mixed Signal / Analog
Fujitsu Launches Ultrafast 56GSa/s 8-Bit ADC Technology
Fujitsu has announced the availability of its new ultrafast ADC IP based on the revolutionary CHArge-mode Interleaved Sampler technology (CHAIS) for use in its standard 65nm CMOS process technology. This new high-speed ADC technology provides breakthrough performance levels in a standard CMOS process, enabling the integration of multiple ADCs with tens of millions of gates of signal processing logic and memory on a single chip. Initially targeting use in coherent receivers for 100G optical transmission, the technology is also applicable to high-end test equipment and any other system requiring high-speed data conversion and processing.
TI introduces ADCs for high-density multi-channel applications
Texas Instruments has announced the ADS795x family of low power, precision SAR analog-to-digital converters (ADC) in a small form factor. These devices provide excellent linearity and AC performance for high-density applications and are optimized to deliver maximum performance in battery and low-voltage applications, such as handheld medical instruments, programmable logic controllers and digital power supplies.
Low Power 8-Bit ADCs from Maxim
Maxim Integrated Products has introduced the MAX19505/MAX19506/MAX19507, a pin-compatible family of dual-channel, 8-bit, 65/100/130Msps ADCs. Offering the industry's lowest power consumption, the devices consume a mere 43mW (MAX19505), 57mW (MAX19506), and 74mW (MAX19507) of analog power per channel. Additionally, these ADCs achieve nearly ideal 8-bit dynamic performance, with a 49.8dBFS SNR and 69dBc SFDR at 70MHz.
Analog Devices' MEMS Motion Sensor
Analog Devices has developed a new motion sensing device specifically for energy-constrained portable consumer products. The ADXL345 three-axis digital iMEMS (integrated micro-electro-mechanical system) accelerometer is the lowest-power device in its class, achieving an 80 percent power savings compared to competing three-axis inertial sensors. The ADXL345 also incorporates an on-chip ADC (analog-to-digital converter) that simplifies hardware configurations in wireless handsets, personal navigation devices and other mobile applications.
Ultra-low distortion stereo audio switch from Intersil
Intersil has introduced the ISL54406, a highly integrated, ultra-low distortion stereo audio switch which eliminates unwanted clicks and pops typically caused by powering up and down, muting on and off, and switching between audio sources. The combination of audio performance and reduction in external components makes the ISL54406 the ideal choice for compact MP3 players, docking speaker systems, cell phones, portable DVD players and sound cards.
12-Bit/10-Bit/8-Bit I2C and SPI DAC Families from Linear Technology in Tiny TSOT-23 Packages
Linear Technology has introduced the LTC2631, a family of pin- and software-compatible 12-bit, 10-bit and 8-bit DACs in a tiny TSOT-23 package, making it the smallest I2C DAC family with an internal reference on the market today. DACs in such small packages are ideal for fine tuning bias voltages in applications such as optical networking and RFID systems. The LTC2631 makes the integrated 10ppm/°C reference output available to drive the reference inputs for all other data converters on the board, while maintaining good stability over temperature.
Integrated power management and audio ICs from Wolfson
Wolfson has introduced the WM8351 and WM8352 integrated power management and audio ICs to extend its family of Smart Power devices. Both the devices are highly integrated solutions that guarantee high performance audio and power management in support of a wide range of multimedia processors and usage scenarios.
Analog Devices’ Level-translating ADC Driver Simplifies Signal Conditioning For High-voltage Industrial And Instrumentation Designs
Analog Devices has introduced the AD8275 level-translating ADC (analog-to-digital converter) driver, which simplifies signal conditioning for high-voltage industrial and instrumentation designs. System designers now can use a single component to attenuate, level-shift, and drive low-voltage ADCs in high-voltage applications, reducing part count and board space by simplifying the signal conditioning complexities that often occur in data acquisition, data logging and other high-performance industrial and instrumentation equipment.
Analog Devices' High-Speed Multi-Channel ADCs Reduce System Board Space
Analog Devices has introduced a pair of four-channel 12-bit analog-to-digital converters (ADCs) that use 50 percent less printed-circuit-board surface area than other ADCs in their class. The AD9239 and AD9639 quad analog-to-digital converters require only eight pins and traces, compared to as many as 26 in competing dual-channel devices, which yields space savings in high-speed signal processing applications, including cable infrastructure and point-to-point wireless communications equipment and spectrum analyzers. As part of a complete receive-path signal chain solution, the AD9239 and AD9639 quad ADCs are compatible with ADI's variable gain amplifiers, including the AD8372 and AD8376.
Analog Devices Unveils Continuous-time Sigma-delta ADC Family
Analog Devices has unveiled what it says is the industry's lowest noise, widest bandwidth family of continuous-time sigma-delta (CTSD) analogue-to-digital converters (ADCs) today. The 16-bit, AD9261 and AD9262 CTSD converter, and the AD9267 CTSD modulator couple low noise and high dynamic range with a bandwidth of up to 10 MHz.
Wolfson claims highest performing ultra compact MEMS microphones
Wolfson Microelectronics has announced the launch of the first devices in its family of silicon microphones due for release over the next 12 months. The WM7110 and WM7120 are compact, high Signal to Noise ratio (SNR) analogue microphones for use in consumer applications requiring low power consumption and excellent signal quality. Using Wolfson's proprietary CMOS/MEMS membrane technology the new devices deliver high reliability and performance in a miniature low profile package. Wolfson is also offering enhanced WM7110E and WM7120E versions of the two devices, which are the first MEMS silicon microphones to deliver a sensitivity tolerance of +/-1dB.
National Semiconductor Introduces Differential Amp and ADC Combo
National Semiconductor has introduced a 2.5 GHz fully differential amplifier and a 10-bit, 2 Giga-sample per second (GSPS) single/1 GSPS dual analog-to-digital converter (ADC) that deliver unequaled dynamic system-level performance and low power for wideband applications. These combined signal path products are well-suited for ground-based radar, data acquisition systems, point-to-point base stations and next-generation set-top boxes.
Analog Devices Introduces Eight High-speed, Low-power DACs
Analog Devices has introduced eight TxDAC transmit digital-to-analogue converters (DACs), each integrating two DACs on a single device. Adding to ADI's extensive high-speed DAC portfolio, the new pin-compatible dual TxDAC converters are designed for communications, industrial, instrumentation and other demanding high-performance applications for which low power consumption and space savings yield significant cost, performance and time-to-market advantages. Dissipating only 220 mW at their maximum sample rate, the AD911x series of dual TxDAC devices consume 40 percent less power and are one-third the size of competing transmit DACs, while achieving 10 dB better SFDR (spurious-free dynamic range) performance. The AD971x series of dual TxDAC devices, with 2-mA full-scale output current, are even more energy efficient, consuming 70 percent less power than competing solutions.
National Semiconductor’s New Thermal Management Sensor
National Semiconductor has introduced a digital temperature sensor that monitors automotive system temperature up to 175 degrees C and delivers +/- 1 degree C accuracy between 130 degrees C and 160 degrees C. The device is manufactured on an automotive grade flow meeting AEC-Q100 Grade 0 qualification requirements.
TI introduces wide-bandwidth, low-power, 12- and 14-bit data converters
Texas Instruments has introduced six 12- and 14-bit analog-to-digital converters (ADCs) with sampling rates as high as 250 MSPS (mega samples per second) to deliver a premium combination of wide signal bandwidth, high dynamic performance and low power consumption, enabling more efficient power amplifier linearization in digital pre-distortion (DPD) solutions, better range and sensitivity in radar and defense electronics and greater accuracy in high-speed test and measurement equipment.
Analog Devices' Audio Codecs for high-performance portable audio electronics
Analog Devices has extended its line of audio processing solutions with a pair of codecs (coder/decoders) for high-performance portable audio electronics that deliver longer battery life without compromising audio quality. The ADAU1361 and ADAU1761 24-bit audio codecs are ideally suited for wireless handsets, portable media players, portable navigation devices, digital still cameras and other mobile audio and telephony applications. The ADAU1361 achieves greater than 100-dB signal-to-noise ratio (SNR), while dissipating less than 5 mW in stereo playback mode. The ADAU1761 audio codec adds a SigmaDSP digital audio processor for customizing the end user's audio experience. ADI's SigmaStudio graphical design tool allows the easy combination and integration of ADI's algorithm suite, customer developed algorithms, and/or branded third-party audio algorithms.
Differential amplifier from ADI drives high-speed ADCs
Analog Devices has introduced a high-speed differential amplifier that delivers the industry's best combination of high performance, low noise and reduced power consumption for engineers driving high-gain ADCs (analogue-to-digital converters) in power-sensitive communications and instrumentation systems. Drawing less than half the current of other devices in its class, ADI's ADA4927 differential amplifier achieves greater than 80 dB SFDR (spurious-free dynamic range) at G=10 (gain=10), more than 6 dB better than competing ADC drivers. Even at such high gain, the current feedback architecture of the ADA4927 allows it to maintain performance over an input bandwidth range of dc to more than 100 MHz, while the performance of other ADC drivers quickly degrades at frequencies beyond 70 MHz.
TI’s 24-bit, 625kSPS ADC combines wide bandwidth with AC and DC performance
Texas Instruments has introduced a high-resolution (24-bit), high-speed (625kSPS) delta-sigma analog-to-digital converter (ADC). The ADS1672 features a unique combination of wide bandwidth, outstanding AC and DC performance, and a dual-path digital filter to give greater flexibility to designers of automated test equipment, test and measurement, medical instrumentation, vibration analysis and sonar/military equipment.
TI drives new market for handheld ultrasound systems
Texas Instruments has introduced two integrated analog front ends (AFEs) for handheld ultrasound systems. The newest members of TI's AFE family for medical ultrasound, the industry-first 16-channel AFE5851 and the 8-channel AFE5801 bring breakthrough power efficiency and smaller footprint to support the new market for handheld ultrasound systems that can fit in a doctor's pocket.
Intersil’s CD/MP3 stereo 2:1 multiplexer
Intersil has developed what it says is the industry's optimal CD/MP3 stereo 2:1 multiplexer designed to deliver ultra low distortion audio source or load selector solutions with very high signal muting.
12-bit Digital Temp Sensor from Catalyst Semiconductor
Catalyst Semiconductor has unveiled its first device in a new line of temperature sensors. The new CAT6095 is a 12-bit digital output temperature sensor available in an ultra-thin, 0.55mm height UDFN package for DDR3 memory module applications in high-speed PCs and laptops, environmental control systems and industrial process control equipment. The UDFN package provides accurate temperature monitoring in a 30 percent lower profile package compared to standard 2 x 3 x 0.8mm TDFN packages.
TI introduces 16-bit ADC
Texas Instruments has introduced what it says is the market's first 16-bit, single-channel, 200 mega samples per second (MSPS) analog-to-digital converter (ADC) to provide faster speeds previously only available with lower resolution ADCs. The new data converters enable new levels of performance in communications, test and measurement, and defense applications. Evaluation modules (EVMs) simplify design and enable rapid evaluations of these complex systems.
DAC from Texas Instruments
Texas Instruments has introduced what it says is the industry's highest accuracy digital-to-analog converter (DAC), which features 18-bit monotonic performance, ±2 LSB integral nonlinearity (INL), ±1 LSB differential nonlinearity (DNL). Delivered in a small QFN-24 package, the DAC9881 enables customers to increase system performance and simplify designs in precision industrial applications such as automatic test equipment, instrumentation, process control, data acquisition and communications systems.
Dual ADC Drivers from Linear Technology
Linear Technology has announced what it says is the LTC6420-20 and LTC6421-20, the industry's first high-speed dual differential ADC drivers with guaranteed gain matching, and exceptional noise and distortion performance. With guaranteed matched gain of ±0.25dB and matched phase of ±0.1° (typ), the LTC6420-20 reduces errors in multichannel systems such as IQ demodulation or diversity receivers. Channel separation is 80dB at 100MHz.
Kit extends TI's support for high-speed analog designs
Texas Instruments has introduced a support tool that enables designers to rapidly evaluate signal chain performance for test and measurement, industrial and communications applications, including arbitrary waveform and signal generators. The development kit simplifies the complexity of interfacing between high-speed digital-to-analog converters (DAC) and amplifiers and includes clocking and power management devices to further ease design and reduce cycle time.
Analog Devices Maximizes Image Quality And Power Performance Across Multiple Ultrasound Platforms
As hospitals, medical clinics, and mobile emergency units increasingly rely on high-performance and portable ultrasound equipment for routine, preventative, and acute medical care, ultrasound equipment designers must meet new and varied demands for a better balance between image quality and power efficiency. Addressing this need, the leading provider of data conversion technology and longtime collaborator to the medical imaging industry, Analog Devices, Inc., is announcing two new products, both eight-channel (octal) ultrasound receivers. The AD9272 features the industry's lowest terminated noise for high- and mid-end cart-based ultrasound equipment that need superior image quality, and the AD9273 is the most power-efficient device in its class for addressing the requirements of portable ultrasound systems.
12-Bit, 3Msps SAR ADC from Linear Technology
Linear Technology has introduced the LTC2366, a 12-bit successive approximation register (SAR) ADC that outputs data at up to 3Msps in tiny 6- and 8-lead TSOT-23 packages. Operating from a single 2.35V to 3.6V supply, the LTC2366 consumes only 7.2mW at the maximum output rate, a 20% power savings over the nearest competitor. With its tiny footprint and very low power dissipation, the LTC2366 is ideal for a wide variety of portable and space-constrained applications, including medical devices, communication systems, and industrial monitors.
Serial Output ADC from Linear Technology
Linear Technology has announced a 16-bit, 105Msps ADC that establishes a simple, new benchmark for digital communication between high speed ADCs and FPGAs. The LTC2274's new high speed 2-wire serial interface greatly reduces the number of data input/output (I/O) lines required between a 16-bit ADC and the FPGA from 16 CMOS or 32 LVDS parallel data lines to a single, self-clocking, differential pair communicating at 2.1Gbps, freeing up valuable FPGA pins.
Silicon Labs Announces Automotive Communications Controller
Silicon Laboratories Inc has announced what it says is the industry's smallest automotive communications controller. The C8051F50x family of mixed-signal MCUs is the first to integrate an ultra high-performance internal precision oscillator to support both CAN and LIN communication networks without an external crystal or resonator. Silicon Labs' highly-integrated, mixed-signal MCUs are ideal for applications where end-product size is critical such as window lifters, seat positioning and steering angle sensing.
Peregrine Semiconductor Extends Rad-hard Prescaler Line
Peregrine Semiconductor Corporation, a leading supplier of high-performance RF CMOS and mixed-signal communications ICs, today released the new PE9309 UltraCMOS Prescaler for rad-hard space/satellite, high-performance military and hi-rel commercial infrastructure applications. The new divide-by-four device operates across 3.5 – 13.0 GHz frequencies, a broad operating range which exemplifies capability of the revolutionary UltraCMOS process technology to enable exceptional broadband performance in its products. This new UltraCMOS device operates in C, X and Ku Band, showcasing the UltraCMOS power consumption advantage at higher speeds.
TI unveils lowest power zero-drift instrumenation amplifier for portable, precision applications
Providing a combination of precision, low power and low supply voltage, Texas Instruments has introduced what it says is the industry's lowest power zero-drift instrumentation amplifier. The device features the lowest quiescent current and lowest input bias current versus the nearest competition, as well as an impressive power-to-noise ratio, very low offset voltage/drift and 1.8 V operation.
Analog front end from TI with best-in-class power optimization for portable ultrasound systems
Texas Instruments has introduced a new fully integrated analog front end (AFE) for portable ultrasound equipment. The second device in TI's AFE58xx family for the medical ultrasound market, the AFE5804 is specifically designed for ultrasound systems that require low power and small size. The eight-channel AFE consumes more than 30 percent less power than the closest competitive device, which will help proliferate portable systems with longer battery life and better image quality.
LED Driver/Blinker from Catalyst Semiconductor
Catalyst Semiconductor has added a 16-channel I2C/SMBus LED driver/blinker to its line of bus products. The CAT9552 drives up to 16 LEDs in either programmable flashing or "on/off" modes. The CAT9552 is ideal for applications including advertising point-of-sale signage with flashing LEDs, and any type of consumer or industrial equipment with "on/off" LED indicators.
Analog Devices’ 16-Bit, 10-MSPS SAR Data Converter Achieves Performance Benchmark For Industry
Analog Devices has expanded its PulSAR family of precision 16-bit SAR (successive-approximation register analog-to-digital converters) with a breakthrough in data conversion that delivers an unequalled combination of speed and accuracy. The ability to process information at higher speeds while preserving data integrity is a key requirement in today's most advanced industrial and medical systems. For example, in medical MRI (magnetic resonance imaging) and digital X-ray systems, the speed and accuracy supported by the new PulSAR ADC enables medical procedures to be conducted more quickly and accurately, reducing the time patients must lie motionless during MRI examinations and reducing X-ray radiation exposure.
16-bit analog-to-digital converter and low-jitter clock combination from TI
Texas Instruments has introduced a 16-bit, single-channel, 135 mega samples per second (MSPS) analog-to-digital converter (ADC) and a low-jitter clock synthesizer. The combined signal chain solution provides unmatched dynamic system-level performance in communications, defense, and test and measurement applications. The data converter and clock are available on the same evaluation module (EVM) to facilitate fast evaluations of these complex systems.
Analog Front End for 900 MHz Band RF Applications from ADI
Analog Devices has announced the availability of the ADF9010, a fully integrated RF Tx modulator and Rx analog baseband for applications that operate in the 900 MHz frequency range, including RFID readers, industrial, scientific and medical (ISM) band radio communications devices, professional mobile radios, cellular base stations and RF-over-coax applications. The ADF9010 integrates a high-performance Tx quadrature modulator with an integer-N synthesizer and on-chip low-phase-noise voltage-controlled oscillator (VCO), maintaining superb RF performance and lowering system cost. When used in an RFID application, for example, the combination of integration and performance featured in the ADF9010 can result in a bill-of-material savings of as much as 50 percent and board space reductions up to 70 percent, as well as a substantial reduction in design cycle time as compared to a multiple discrete component approach.
Analog-to-digital converters from Texas Instruments
TI has introduced a pair of ±10V, 16-bit analog-to-digital converters (ADC) with excellent measurement repeatability and high resolution. Both the ADS8519 and ADS8513 combine a low-power successive approximation register (SAR) ADC with sample and hold, clock, reference and a serial data interface. The devices' high integration enables design in industrial process control, DSP servo control, robotics, test equipment, portable data acquisition and medical instrumentation equipment.
ADC Driver from Analog Devices
Analog Devices (ADI) has extended its family of differential amplifiers by introducing a new device with the industry's best distortion performance at the lowest power consumption for engineers who need maximum performance when driving high-resolution ADCs (analogue-to-digital converters) in communications infrastructure, instrumentation and other high-speed equipment. Optimised to drive today's high-performance 14- and 16-bit converters, the ADA4939 differential amplifier consumes less than 120 mW of power on a single 3.3-V supply, while achieving 82-dB SFDR (spurious-free dynamic range) at 70 MHz. The new differential amplifier is available in one- and two-channel versions that can drive ADCs with resolutions up to 16 bits, such as ADI's AD9460 and AD9461 ADCs, and can drive low-power, 14-bit ADCs, such as ADI's AD9246.
Analog Devices' Inertial Sensor Reduces Cost And Complexity Of Industrial Motion Control Designs
Analog Devices is expanding its iSensor intelligent sensor product family with a new six-degrees-of-freedom (6 DoF) inertial sensor. The ADIS16365 IMU (inertial measurement unit) combines high-performance, simplicity, and an improved data interface that delivers faster response times and lowers power consumption relative to other IMUs in its class. The ADIS16365 makes complex motion sensing design significantly easier and more cost-effective for industrial engineers developing high-performance platform control and navigation equipment. The new IMU reduces power consumption by at least 20 percent, boasts an approximate 10 times improvement in start-up time and improves bias stability by up to 50 percent, lowering noise sensitivities that impede navigation accuracy. In addition to traditional industrial vehicle navigation systems, the ADIS16365's low noise and fast response time also benefit a wide range of platform stability applications, such as vehicle mounted antennas and cameras.
High-Side Power Monitor from Linear Technology
Linear Technology has introduced the LTC4151, a high side power monitor that measures current and input voltages from 7V to 80V. The LTC4151 utilizes an internal 12-bit ADC to continuously measure both high side current and input voltage to give a true power reading. The LTC4151 replaces prior solutions that use costly current sense amplifiers with a separate ADC, a hot-swap controller with an ADC, or an ADC with a floating ground.
