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Potentiometer IC Boasts Low Tolerance

June 29, 2009 8:11 am | Product Releases | Comments

Available in a 3-mm² TDFN package, the ISL22317 Digitally Controlled Potentiometer from Intersil has less than a 1 percent typical resistor tolerance, giving users flexibility in open-loop applications. Accepting an input from 2.7 V to 5.5 V, the device can track an external resistor within 10 ppm/°C, improving overall system accuracy for temperatures up to 125°C.

LISTED UNDER: ICs | Sensors & Actuators

Simultaneous-Sampling 24-Bit ADC Is Cascadable to 32 Channels

June 26, 2009 7:19 am | Product Releases | Comments

Maxim Integrated Products introduced its MAX11040 four-channel, 24-bit simultaneous-sampling ADC. Up to eight MAX11040 devices can be daisy-chained to provide a sampling capacity of up to 32 channels. Its cascadable SPI/QSPI/MICROWIRE interface eliminates the complexity of

LISTED UNDER: ICs

IC Couples Small Size with a Range of Interfaces

June 23, 2009 7:38 am | Product Releases | Comments

With a 5 mm x 7 mm footprint, the single-channel VoIP telephony IC integrates everything needed for a foreign exchange station  and foreign exchange office interfaces, providing the SLIC and high-voltage line-feed together with a DSP, DC/DC controller and test load.

LISTED UNDER: ICs
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LED Backlight Driver Reduces Current Requirements

June 23, 2009 4:44 am | Analog Devices, Inc. | Product Releases | Comments

Designed to operate with products such as the ADP5520 lighting management system and ADP5588 mobile I/O expander, the ADP8860 LED backlight driver from ANalog Devices has ambient light sensing, a programmable register set, and fading and dimming, which combine to reduce power dissipation by up to 50 percent. Accepting an input from 1.7 V to 3.3 V, the device has a parallel configuration enabling the control of up to seven LEDs – six at 30 mA max and one at 60 mA.

LISTED UNDER: ICs | Optoelectronics & Displays

DC/DC Controller Performs to 150° C

June 22, 2009 6:19 am | Product Releases | Comments

Accepting an input from 9 V to 75 V via a series resistor clamped with the device internal shunt regulator, the H-grade version of the LTC3803-3 current-mode flyback DC/DC controller from Linear Technology has an operating junction temperature from -40° C to 150° C.

LISTED UNDER: ICs

TRIACs Perform at High Temperatures(2)

June 18, 2009 4:45 am | Stmicroelectronics | Product Releases | Comments

Operating at temperatures as high as 150 ° C without derating, the T410H, T610H, T810H, and T1010H  TRIACs from STMicroelectronics supply maximum current of 4 A, 6 A, 8 A, and 10 A respectively.  With a low gate current of 10 A, the devices maintain a 75 V per micro second noise immunity and allow direct switching of the TRIAC

LISTED UNDER: ICs

6-Amp Chip Converter is Smallest Available

June 15, 2009 5:35 am | Product Releases | Comments

Provided in a thermally-enhanced 3.5 mm² QFN package, the SWIFT TPS54620 monolithic 1.6-MHz DC/DC converter is presented as the industry’s smallest single-chip, 6-A, 17-V step-down synchronous switcher with integrated FETs. Supporting input voltages from 4.5 V to 17 V, the device has power-good, enable, and tracking pins for sequencing.

LISTED UNDER: ICs

Analog Front End Adds Inductive Touch Sensing Technology to User Interfaces

June 12, 2009 5:03 am | Microchip Technology Inc. | Product Releases | Comments

Microchip Technology introduced its MCP2036 Analog Front End (AFE) for inductive touch-sensing applications. Complimenting the Company’s royalty-free mTouch inductive touch-sensing solutions, the fully-integrated MCP2036 AFE works with

LISTED UNDER: ICs
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IGBT and MOSFET Drivers Feature 32-V Maximum Supply Voltage

June 5, 2009 8:54 am | Product Releases | Comments

Vishay Intertechnology added to two IGBT and MOSFET drivers its optocoupler portfolio. The 2.5-A VO3120 and 0.5-A VO3150A combine a wide operating voltage with high ambient operating temperature ranges and low power consumption to enable desirable thermal management and flexible design choices for motor drives, induction stove tops, power supplies, and many other high-voltage applications.

LISTED UNDER: ICs

NIST Develops Flexible Memory

June 4, 2009 11:34 am | Product Releases | Comments

Electronic memory chips may soon gain the ability to bend and twist as a result of work by engineers at the National Institute of Standards and Technology (NIST). As reported in the July 2009 issue of IEEE Electron Device Letters,* the engineers have found a way to build a flexible memory component out of inexpensive, readily available materials.

LISTED UNDER: ICs

DACs Integrate Eight Channels

June 4, 2009 6:17 am | Product Releases | Comments

Targeting applications such as industrial process control and portable instrumentation, the DAC8568 (16-bit), DAC8168 (14-bit) and DAC7568 (12-bit) digital-to-analog converters (DACs) from TI integrate eight channels in a TSSOP-14 or TSSOP-16 package. Features include a power of 0.56 mW per channel (including internal reference current) and a temperature drift of 2 ppm/°C (typ) up to 5 ppm/ °C (max).

LISTED UNDER: ICs

Op-Amps Operate With 1.5-V Input

June 4, 2009 5:00 am | Stmicroelectronics | Product Releases | Comments

Targeting low-power and portable products, STMicroelectronics’ TSV61x, TSV62x and TSV63x families of precision op-amps have power-saving features that include high-speed performance at low supply current, operation from a 1.5-V to 5.5-V supply, and device-shutdown capability. Able to operate from–40°C to +125°C, the active current of the series is as low as 11 µA for the TSV61x, 29 µA for the TSV62x family, and 60 µA for the TSV63x family.

LISTED UNDER: ICs

FBAR Band Duplexers Present a Small Footprint

June 3, 2009 7:34 am | Product Releases | Comments

Provided in a molded chip-on-board module measuring 1.3 mm x 3.8 mm x 3.8 mm, the PCS FBAR ACMD-7409 duplexer by Avago Technologies provides more than 54 dB attenuation of the transmitted signal at the receiver input and more than 45 dB rejection of transmit-generated noise in the receiver band.

LISTED UNDER: ICs

Linear Power Amplifier Covers 5.5 GHz to 7.5 GHz

June 3, 2009 6:48 am | Product Releases | Comments

The QFN packaged GaAs MMIC linear power amplifier covers 5.5 to 7.5 GHz and has 49 dBm OIP3 and 16.5 dB small signal gain. Model XP1039-QJ offers an on-chip temperature compensated power detector. The product also includes

LISTED UNDER: ICs

Utilizing Microcontrollers’ Low-Power Modes and Peripherals

June 2, 2009 10:13 am | Product Releases | Comments

Modern microcontrollers (MCUs) have a large variety of peripherals and features that can do a lot to help a design’s power budget. It is important for an embedded designer to have complete knowledge of a device so that he can fully utilize the modes and peripherals available to reduce the power consumption of a design.

LISTED UNDER: ICs

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