14-bit A/D reaches 190 Msamples/s Product News 11/30/2005 Post a comment Texas Instruments Inc. (TI) unveiled a 14-bit, 190 Msamples/second analog-to-digital (A/D) converter that is said to provide strong dynamic performance and low power dissipation.
Semtech reports sales and earnings News & Analysis 11/29/2005 Post a comment Analog and mixed-signal semiconductor supplier Semtech Corp. posted net earnings of $11.5 million, or 15 cents per share on sales of $60.9 million in its third fiscal 2006 quarter ended Oct. 30.
1-watt DC/DC powers test, data acquisition apps Product News 11/29/2005 Post a comment Texas Instruments' DCP010507DB, a 1-watt DC/DC converter, delivers a dual ±7-volt output that's suited to powering basic data acquisition systems, test and measurement equipment with sensors that require isolation, and motor controllers.
Buck controllers economize DC/DC designs Product News 11/29/2005 Post a comment Accenting simpler and lower-cost designs, Vishay Intertechnology's high-voltage SiP12201 and low-voltage SiP12202 synchronous buck step-down controller ICs will (with external MOSFETs) deliver up to 10 amps for telecom and industrial end systems. Operating efficiency is as high as 93 percent to extend battery life in portable applications and minimize heat generation in enclosed field-mounted and rack-mounted systems.
Controller manages both analog and digital POLs Product News 11/29/2005 Post a comment Power-One says its ZM7300 series of Z-One Digital IBA controllers are the first that can manage analog based systems (VRMs, linear regulators, point-of-load converters) as well as digital POLs, for a total of up to 32 devices simultaneously.
24-bit A/D integrates amplifier front end Product News 11/28/2005 Post a comment Designed for high impedance sensors, Linear Technology Corp. today unveiled an ultra high precision, multiplexed 24-bit no latency Delta-Sigma analog-to-digital (A/D) converter with an integrated high performance amplifier.
TDNA approach simplifies S-parameter compliance testing Design How-To 11/28/2005 Post a comment Cable-assembly compliance-testing procedures for high-speed digital standards increasingly require S-parameter measurements for key parameters. Time-domain network analysis offers benefits compared to using a traditional, frequency-based Vector Network Analyzer. The advantage of TDNA techniques compared to frequency-domain VNA is substantially lower costs.
Integrated technology allows automated meter readers Design How-To 11/25/2005 Post a comment The days of the mechanical electricity meter, or e-meter, are rapidly coming to a close in the wake of new advances in semiconductor technology. While the mechanical versions, with their rotating wheels and needle indicators, can still do the job of raw energy measurement, their electronic offspring can extend the functionality of the e-meter to a whole new level, benefiting designers, utilities and customers alike.
Mosaid's sales, earnings up News & Analysis 11/22/2005 Post a comment Semiconductor IP company Mosaid Technologies Inc. reported net income of $4.3 million, or 37 cents per share on sales of $16.2 million in its second fiscal 2006 quarter ended Oct. 31, up from a net loss of $1.1 million, or 11 cents per share on sales of $7.0 million in the year-ago fiscal quarter.
Clocks retain accuracy Product News 11/22/2005 Post a comment Seiko Instruments' real time clocks feature low current consumption for MP3 players, digital cameras, digital video cameras, handheld games, mobile phones, and home security systems.
Attempting clairvoyance with battery performance Design How-To 11/20/2005 Post a comment Portable devices are extremely popular and getting more so. Unfortunately, advancements in circuit and system integration have outpaced energy and power density improvements in the battery. Here's how you can ensure your design squeezes the most battery life from your portable design.
Infineon ends 2005 in the red News & Analysis 11/18/2005 Post a comment German semiconductor supplier Infineon Technologies AG completed its fiscal 2005 year in the red, as the troubled company began to restructure its operations toward a fabless business model.
Selectable supervisor monitors positive and/or negative supplies Product News 11/18/2005 Post a comment Linear Technology's LTC2909 is a dual low-voltage supervisory IC that can monitor one of three possible polarity combinations. The LTC2909 can monitor two low-voltage inputs: Positive, negative, or both, for under-voltage, over-voltage, or either to its corresponding supply. It can also monitor a single supply (positive or negative) for under-voltage or over-voltage simultaneously. The chip's adjustable trip thresholds are set with an external resistive divider network.
Video switch saves space Product News 11/18/2005 Post a comment Fairchild Semiconductor's video switch matrix integrates analog switch capability, input clamps, bias circuitry and cable drivers into one device.
Acoustic echo canceller preserves sound Product News 11/18/2005 Post a comment Zarlink Semiconductor unveiled its latest acoustic echo canceller that is said to improve voice quality and reduce noise in a wide range of hands-free communication applications, including car kits, desktop phones and intercom systems.
EL lamp driver boasts higher brightness Product News 11/18/2005 Post a comment Touting lower noise and a patented high-voltage circuit to deliver higher brightness levels, the HV859 driver IC from Supertex delivers ±105 volts to electroluminescent lamps measuring up to 5 in2 for LCD backlighting, PDAs, mobile cellular phone keypads and other handheld wireless devices.
Charger IC peaks for portables Product News 11/17/2005 Post a comment Microchip Technology says its MCP73831 battery charger IC offers the industry's best overall performance. "The MCP73831 charge management controller offers the best combination of features, output-voltage regulation, and thermally-efficient packaging on the market for small, lithium-ion and lithium-polymer-powered applications," said Keith Pazul, marketing manager for Analog and Interface Products Division. "This new charger supports market trends toward consumer devices that deliver higher perf
Single-cell battery charger offers accuracy, small size Product News 11/17/2005 Post a comment Microchip Technology expanded its analog power-management family with the MCP73831 battery charger. It's a fully-integrated, single-cell, Li-Ion/Li-Polymer charge-management controller with a pass transistor, current sense and reverse-discharge protection.
PMIC's stock rises on the consumer index Product News 11/16/2005 Post a comment Product recap - Power ICs and controller chips, the two most highly regarded components among the many shades and grades of power management ICs (PMICs), continue to make their way into more consumer products as well as more digitally intensive power and control architectures. At the same time, the latest batch of devices, veering somewhat from the previous generation’s highly integrated chips that provided much of the circuitry and all the bells and whistles for handheld phones (e.g., aud
Charges drag down ADI's profit News & Analysis 11/15/2005 Post a comment Analog Devices reported fiscal fourth quarter net income of $68.3 million on net sales of $622 million. For fiscal 2005, ADI reported net income of $414.8 million on revenue of $2.4 billion.
22-bit A/Ds reside in 8-pin MSOP Product News 11/15/2005 Post a comment Microchip Technology Inc. claims these 22-bit analog-to-digital (A/D) converters are among the lowest in power consumption and among the smallest package-sized high-resolution A/D converters in the industry.
Triple A/D converters geared for video Product News 11/15/2005 Post a comment Extending its line of mixed-signal video ICs, Texas Instruments Inc. (TI) today introduced a pair of 8- and 10-bit triple analog-to-digital (A/D) converters that provide up to 165 Msamples/second.
High-current charger IC touts digital edge Product News 11/14/2005 Post a comment Advanced Analogic Technologies’ AAT3686, a lithium-ion/polymer battery charger IC powered by the USB port or an AC adapter, boasts a number of leading edge features. These include a digital (versus analog) thermal loop for quicker response and more stable operation in the AC adapter mode, the highest charging current capability for a chip of this kind, circuitry that cuts back on the charge current depending on the condition of the alternative (USB) power source, and a serial data output t
Get beyond ON/OFF fan control Design How-To 11/14/2005 Post a comment Today's downsized electronics have increased capabilities but at a cost of more heat. You need a thermal managagement strategy and here's how you can maximize your designs to remove heat.
Audio amp integrates automatic level control Product News 11/11/2005 Post a comment Maxim Integrated Products Inc. rolled out an integrated 2-W class AB audio amplifier for notebook PCs, small flat-panel displays, and portable DVD/media players, that is said to boost output power while minimizing distortion.
LCD controller powers all of the matrix Product News 11/11/2005 Post a comment Maxim Integrated Products' MAX1518B is a a fully integrated, step-up DC-DC converter for active-matrix thin-film transistor (TFT) liquid-crystal displays (LCDs). The MAX1518B includes a high-performance step-up regulator, two linear-regulator controllers, and five high-current operational amplifiers. The chip also integrates a logic-controlled, high-voltage switch with adjustable delay.
D/A converters consume 5 uA Product News 11/10/2005 Post a comment Maxim Integrated Products Inc.'s 8- and 10-bit dual, current-output digital-to-analog (D/A) converters consume only 5 uA in shutdown mode, and feature parallel outputs that provide up to 60 mA (30 mA each).
Backlight controller targets LCD television Product News 11/10/2005 Post a comment Microsemi Corporation touts its LX1692 as a cost-effective next-generation controller optimized for inverters that power cold cathode fluorescent lamps (CCFLs) used in liquid crystal display (LCD) TVs. It's also suited for LCD computer monitors. The design allows users choice of 3:1, 20:1 or 60:1 dimming ratios.
ZigBee SoCs provide cost-effective solutions Design How-To 11/8/2005 Post a comment The IEEE 802.15.4 standard and ZigBee wireless network technology are ideal for the implementation of a wide range of low cost, low power and reliable control and monitoring applications within the private home and industrial environment.
Amplifiers meet current sensing requirements Product News 11/8/2005 Post a comment National Semiconductor Corp. today expanded its high-performance precision amplifier offering with three high common-mode difference amplifiers that were designed for broad-based industrial, medical and telecom applications.
24-bit A/D sports fast settling time Product News 11/8/2005 Post a comment Texas Instruments Inc.'s 16-channel (multiplexed), 24-bit analog-to-digital (A/D) converter from the company's Burr-Brown product line is said to feature the fastest channel cycle rate in its class.
Single chip serves as satellite front-end Product News 11/8/2005 Post a comment Silicon Laboratories Inc. has introduced the industry’s first fully-integrated single-chip satellite RF front-end for direct broadcast satellite (DBS). eeProduct Center's Janine Love takes a closer look.
Six-phase controllers keep VRM loads in line Product News 11/7/2005 Post a comment Intersil's says their two new six-phase digital controllers, their ISL6592 voltage regulator (Intel VR10.X) and the ISL6595 (VR11.0) controller, are the first in the industry to offer active transient response (ATR) as well as a digitally calibrated load line. ATR cuts the number of output capacitors by as much as 50 percent when compared to non-ATR systems, lowering system cost and reducing board space in high-end graphics cards, small form factor voltage regulator modules (VRMs), and multiphas
Catch the unique power management requirements for next-generation PCI backplanes Design How-To 11/6/2005 Post a comment The need for speed is all around in the electronics world but even faster IC processing isn't enough to keep up with some needs such as faster buses. Why? Because of bus capacitance, signal skew, and some unpredictable tolerances. These issues are lock-step connected with the power supply for bus transceivers. Here's what you can do to get optimal performance from your bus.