MCU Offering Includes Real-time Networking, IEEE 1588 Support with ARM Cortex-M3 Processor

December 12, 2007 4:41 am | Product Releases | Comments

Luminary Micro introduced 34 new Stellaris microcontrollers (MCUs) -- 20 members of the LM3S1000 high-pin-count, real-time MCU series, 11 members of the LM3S8000 Ethernet+CAN internetworking series, and three new members of the LM3S6000 Ethernet series featuring hardware assist for IEEE 1588 precision time protocol support. The LM3S1000 series features new combinations


Thirty-two Bit Microcontroller Line Plus Integrated Development Environment

December 11, 2007 7:14 am | Microchip Technology Inc. | Product Releases | Comments

Microchip Technology introduced its PIC32 family of 32-bit microcontrollers (MCUs). The PIC32 family adds more performance and more memory while maintaining pin, peripheral and software compatibility with Microchip’s 16-bit MCU/DSC families, and it is fully supported by the MPLAB Integrated Development Environment (IDE) which supports the company’s complete portfolio of 8-, 16- and 32-bit devices. Launching with seven general-purpose members, the PIC32 family operates at up to 72 MHz


White LED Drivers with Integrated LDOs

December 11, 2007 7:03 am | Product Releases | Comments

Advanced Analogic Technologies (AnalogicTech) announced its AAT2847, an integrated four-channel White LED (WLED) driver for portable systems operating off a single-cell Li-Ion/Polymer battery. The charge pump-based device also integrates two 200 mA Low Dropout (LDO) linear regulators, each with its own


Li-Ion/Li-Polymer Chargers Enable Auto USB or AC Power-Source Selection

December 10, 2007 8:15 am | Microchip Technology Inc. | Product Releases | Comments

Microchip Technology Inc. announced the MCP73837 and MCP73838 dual-input, high-current Li-Ion/Polymer charge-management controllers with automatic USB or AC adapter power-source selection. The single-cell, fully integrated chargers enable charge currents of up to 1A from an AC power source, plus charging currents of up to 100 mA or 500 mA from a USB port.  They have several on-chip safety features, and are available in 10-pin MSOP and 3 mm x 3 mm DFN packages


MOSFET with Integrated Schottky Diode in DFN3x3EP Package

December 10, 2007 6:36 am | Product Releases | Comments

Alpha & Omega Semiconductor offers its advanced MOSFETs in the DFN3x3EP package and is said to be the first to offer a monolithically integrated Schottky diode (SRFET) in this type of package. This product family is suited for space-constrained applications requiring DC/DC conversion such as notebook PCs, blade servers, networking equipment, graphics cards and DC/DC power supply modules.


Two-Phase, Single-Chip Interleaving Power Factor Controller Increases Energy Performance and System Reliability

December 7, 2007 6:21 am | Product Releases | Comments

Texas Instruments Incorporated introduced today a single-chip, interleaved power factor correction (PFC) control circuit for multi-kilowatt communications, server and industrial system. The UCC28070 two-phase, average current-mode controller allows designers to simplify power design, increase system reliability and achieve a greater than 0.9 power factor rating, which improves energy efficiency


Quad High-Side Solid-State Relay Saves Energy by Cutting On Resistance

December 6, 2007 9:14 am | Stmicroelectronics | Product Releases | Comments

 STMicroelectronics announced a quad high-side intelligent power switch (IPS) - the VNI4140K - which is produced using the latest generation of the company's VIPowerT technology to achieve a 50 percent saving in Rds(on) compared to earlier devices with the same die size. In addition to over-temperature protection for safe operation when current draw is too high, the switch's case over-temperature protection independently limits the PCB temperature


Low-Noise, High-Accuracy Digital-Analog Converter

December 6, 2007 5:38 am | Product Releases | Comments

Texas Instruments Inc. introduced a 16-bit, single-channel, buffered voltage-output digital-to-analog converter with linearity (1 LSB max INL), low noise (24 nV/rtHz), and fast settling time (5.0 uS). Combined with low power consumption (5mW), the DAC8881 is an option for industrial process control, automatic test equipment, data acquisition systems, and communications applications. It operates from a single +2.7V to +5.5V power supply and gives a unipolar output.


Grade 1 Automotive F-RAM Memory Devices

December 5, 2007 8:33 am | Product Releases | Comments

Ramtron International Corp. added a 4 Kb, 5V F-RAM memory device to its Grade 1 AEC-Q100-qualified automotive product line. The FM25040A-GA's serial peripheral interface (SPI) reads and writes at bus speeds up to 14 MHz and is specified to operate at 125°C and is guaranteed to retain data for 9,000 hours at that temperature. F-RAM enables rapid and frequent writes to prevent data loss and guarantee data integrity in noisy automotive environments


IC Combines Motion and Motor Control, CPU, Communications, Analog and System Functions

December 5, 2007 8:18 am | Product Releases | Comments

The M3000 motion control IC from System Semiconductor provides a system for motion control, handling time-critical motion and motor tasks in silicon to control and position multi-phase step motors. The product uses an integrated, mixed signal system-on-a-chip architecture combining major motion and motor control building blocks while simultaneously


Mean-Squared Power Detector Responds in 500 ns

December 4, 2007 6:24 am | Product Releases | Comments

Linear Technology's LT5570 provides RMS (Root-Mean-Squared) power measurement of a 40 MHz to 2.7 GHz AC signal over 60 dB dynamic range, even with a modulation crest-factor of up to 12 dB. It offers measurement accuracy of ±0.5 dB over its full dynamic range and over a temperature range of -40°C to +85°C. The device offers a full-scale rise time of


Single-Chip, Real-Time HD Video Transcoding Processor with Integrated ARM and DSP Cores

December 3, 2007 7:22 am | Product Releases | Comments

Texas Instruments is offering a DaVinci technology digital media processor for video transcoding in media gateways, multi-point control units, digital media adaptors, video security DVRs and IP set-top boxes. Wrapped with development tools and digital media software, the TMS320DM6467 processor is a DSP-based


Power MOSFET with low, micro-Ohm ON Resistance

December 3, 2007 6:38 am | Stmicroelectronics | Product Releases | Comments

STMicroelectronics' STV300NH02L power MOSFET features low, micro-Ohm ON-resistance intended to reduce losses and increase efficiency in demanding power supply systems. This new high-current N-channel device is intended particularly for the paralleling configuration power supplies that are widely used in server applications. The company's ribbon-bonding technology offers a low typical Rds(on) of 800 micro-Ohms (0.8-µOhm).


Multiple Output Controllers Feature 5V Fixed Input Voltage Capability

December 3, 2007 5:52 am | Product Releases | Comments

Intersil announced a pair of multiple-output standard buck ICs that integrate critical power management functions to suit a variety of point-of-load (POL) applicationssuch as 5V FPGA/CPLD and DSP power supplies, 12V telecom/datacom power supplies and 24V battery-powered handhelds. The ISL8501 and ISL8510 feature a 5V fixed input voltage capability and variable input voltage ranges up to 25V. The ISL8501 is a triple output controller


Integrated DC/DC Regulators Reduce Silicon Footprint

December 3, 2007 5:24 am | International Rectifier | Product Releases | Comments

International Rectifier introduced the SupIRBuck family of wide input, single output synchronous buck voltage regulators for high density, high performance data center applications. The family of point-of-load (POL) voltage regulators integrates the synchronous buck control ICs and HEXFET trench technology MOSFETs in a 5 mm × 6 mm Power QFN package.



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