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Powertrain Microcontrollers Feature Emissions Control Technology to Address Global Warming

October 8, 2008 6:33 am | Stmicroelectronics | Product Releases | Comments

Freescale Semiconductor has introduced a family of 32-bit automotive microcontrollers (MCUs) with integrated emissions control technology. The MPC563xM family includes three 32-bit powertrain MCUs designed to help improve the efficiency and performance of small engines scaling from one to four cylinders. Built on Power Architecture technology, the MPC563xM devices help address the cost constraints of engine and transmission suppliers and

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Space-Saving SRM-SPM Power Modules Drive Two-Phase Switched Reluctance Motors

October 7, 2008 1:41 pm | Fairchild Semiconductor | Product Releases | Comments

Fairchild Semiconductor introduced what is said to be the first SRM-SPM power modules for driving two-phase switched reluctance motors (SRM) in small motor applications. Switched reluctance motors are an alternative to AC drives due to their high efficiency. The small motor industry is migrating from single-phase to two-phase SRM motors due to their

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Worldwide Wireless USB Chipset with PCI Express Interface

October 7, 2008 1:34 pm | Product Releases | Comments

Alereon announced the AL5350 BaseBand Processor (BBP) plus Media Access Controller (MAC) that pairs with the previously announced AL5100 RF transceiver. This chipset features both a USB and PCI Express interface designed for high performance PC embedded Half-MiniCard Wireless USB applications, docking stations, wireless monitors and wireless connections from laptops to HDTVs. In addition, the AL5350/AL5100 chipset was designed to

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SiC MESFETs Surpass Silicon, GaAs Devices

October 7, 2008 1:25 pm | Product Releases | Comments

Cree, Inc. unveiled its 48 V silicon carbide (SiC) RF MESFETs that are optimized for applications such as wideband Mil/Aero and defense communications, Class A and A/B amplifiers, and wireless broadband applications. Properties include high breakdown voltage, high saturated electron drift velocity and high thermal conductivity, surpassing silicon or gallium arsenide. The 10 W Model CRF24010 has a 15 dB gain and junction-to-case

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High-Current Flash LED Driver Provides Adjustable Over-Voltage Protection for Single or Dual LED Operation in Handheld Devices

October 7, 2008 1:14 pm | Product Releases | Comments

National Semiconductor introduced a high-current light-emitting diode (LED) driver that enables dual LED operation for the camera flash function in portable multimedia devices.  The LM3553 fixed-frequency, step-up DC/DC converter with two regulated current sinks, drives loads up to 1.2 A from a single-cell Li-Ion battery. The driver’s adjustable over-voltage protection circuitry allows designers to drive two high-current LEDs in a series configuration, which

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12.5 Gbps, 1:8 Demultiplexer with Latched Comparator Input Enables High Frequency Communications and Computing Applications

October 7, 2008 12:58 pm | Product Releases | Comments

Inphi Corporation announced the 1385DX demultiplexer with latched comparator input operating at bit rates from DC to 12.5 Gbps. Part of the High Speed Logic family of devices, the 1385DX, with its high sensitivity latched comparator input and auto-synchronizing demultiplexer, enables test and measurement, defense, and aerospace designers to develop high speed data acquisition front ends and to deserialize high speed signals. The 1385DX features a high-speed

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Flexible Multimode Wireless Data Modem for MSM, SDR

October 7, 2008 12:47 pm | Product Releases | Comments

CML Microcircuits introduced its CMX7143 integrated and adaptable multi-mode wireless data modem built on the company’s FirmASIC component technology. It is said to be able to implement different wireless data schemes, with ease, when required. The CMX7143 initially offers 4-Level FSK operation, but the chip is configurable via special Function Image data files, enabling the implementation of further wireless data schemes, simply by swapping

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Power Management ICs with Integrated High-Fidelity Audio Codec

October 7, 2008 12:38 pm | Product Releases | Comments

Wolfson Microelectronics launched the first product in its AudioPlus Power Management product line. The WM8350 features an integrated high fidelity audio Codec and power management subsystem which provides high performance audio, extended battery life and reduced system cost for portable audio and navigation applications. It is compatible with

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Small-Footprint 0.5 A, 1 A and 1.5 A Flip Chip Schottky Diodes

October 7, 2008 12:31 pm | Product Releases | Comments

Vishay Intertechnology offers FlipKY chip scale Schottky diodes that are said to be the smallest such devices on the market. The Vishay FCSP FlipKY Series includes 0.5 A, 1 A, and 1.5 A devices with footprint dimensions of 0.9 mm × 1.2 mm and 1.5 mm × 1.5 mm. With low profiles of 0.6 mm for the 1 A device and 0.5 mm for the 0.5 A device, these diodes

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WiMAX SoC Supports Base Stations

October 6, 2008 12:31 pm | Product Releases | Comments

Using Fujitsu 65 nm process technology, Fujitsu’s MB86K81 802.16e WiMAX base station SoC offers support for femto, pico, and micro base station architectures. The scalable component incorporates PHY and MAC features along with the analog and digital radio control, and analog circuits required for base station products to pass Mobile WiMAX Wave 2 certiciation requirements. An on-chip

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DAC Uses 2.1 Vrms Line Driver

October 6, 2008 4:58 am | Product Releases | Comments

Allowing a 2 Vrms voltage after the RC filter, Cirrus Logic’s CS4252 24-bit DAC utilizes an on-chip 2.1 Vrms line driver from a single 3.3 V power supply. The 24-pin QFN-packaged unit exhibits 24-bit conversion, audio sampling rates up to 192 kHz, 106 dB dynamic range, and -93 dB THD+N. The converter performs in consumer electronics, such as set-top

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Switching Regulator Draws Low Quiescent Current

October 2, 2008 11:35 am | Product Releases | Comments

Protecting against overvoltage lockout transients up to 62 V, Linear Technology’s LT3972 3.5 A step-down switching regulator keeps quiescent current under 75 µA. The 3 mm² DFN-10- or MSOP-10E-packaged DC/DC converter provides an input voltage range from 3.6 V to 33 V and an output voltage range from 0.79 V to 30 V. The regulator utilizes a 4.6 A 95 mO switch with the necessary boost diode, oscillator, and control and logic circuitry while having a user-programmable switching frequency from 200 kHz to 2.4 MHz. The component offers

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Transceivers Cover RS-232 and RS-485/422 Protocols

October 1, 2008 11:06 am | Product Releases | Comments

Functioning as 1- or 2-channel components, Intersil’s ISL333X family of dual protocol transceivers show switching between RS-232 and RS-485/RS-422 protocols. The 6 mm² devices exhibit 15 kV (HBM) ESD protection, data rates of 20 MBps, and flow-through pinouts while operating on 3.3 V supplies. An on-board charge pump generates compliant

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Transceiver Enables ZigBee in Personal Computers

October 1, 2008 7:20 am | Product Releases | Comments

Coming in a USB stick form factor, Telegesis’ ETRX2USB 2.4 GHz ISM band transceiver enables ZigBee into personal computers via the Telegesis AT Style Command line interface. The Ember EM250 SoC-based module comprises of a LED, plug on the side for

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Floating-Point Processors Enable Connectivity

September 30, 2008 7:12 am | Product Releases | Comments

Running in audio, medical, and industrial end products, Texas Instruments’ TMS320C6745/C6747 DSPs, and OMAP-L137 floating-point-DSP-plus-ARM applications processor include USB 2.0/1.1, 10/100 Ethernet, and multimedia/secure digital peripherals. The C6745 works at up to 300 MHz with a set of serial ports and multichannel audio serial ports with up to 16 serializers and FIFO buffers; an asynchronous and SDRAM external 8-bit

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