New Circuits Products

Downconverting Mixer features on-chip LO buffer.

Designed using monolithic SiGe BiCMOS process, 2.0-3.9 GHz MAX19996A provides fully integrated downconversion channel, with +24.5 dBm IIP3, 8.7 dB conversion gain, and 9.8 dB typical noise figure. Unit features 2LO-2RF spurious rejection of 67 dBc for RF level of -10 dBm, and 62 dBc for level of -5 dBm. Housed in 5 x 5 mm, 20-pin TQFN package, device supports both high- and low-side LO injection...

Up/Downconverting Mixer operates from 850-1,550 MHz.

When configured as downconverter, Model MAX2051 provides 35 dBm of IIP3, 24 dBm of IP1 dB, 7.4 dB of conversion loss, and 7.8 dB noise figure. SiGe passive mixer exhibits 2 x 1, 2 x 2, and 3 x 3 spurious suppression, with typical values of 88, 79, and 101 dBc, respectively, over entire 50-1,000 MHz IF band. As upconverter, MAX2051 delivers 33.4 dBm of IIP3, conversion loss of 7.5 dB, and better...

HDMI Transmit ICs extend HD performance to mobile devices.

Enabling HD viewing from portable devices as well as direct connections to HDMI(TM)-enabled HDTVs, 3.5 x 3.5 x 0.65 mm ADV7523 (80 MHz) and ADV7524 (150 MHz) transmitters come with internal consumer electronics control. Other components include 5 V tolerant I/Os that support I-²C and Hot Plug Detect and on-chip I-²C master for extended display identification data reading. Model ADV7523 offers...

Switch-Mode Charger minimizes charge time for mobile devices.

Supplied in 4 x 4 mm, 28-pin TQFN package, MAX8903A DC-DC charger employs 4 MHz (typ) switching frequency to minimize heat and charge time. All power switches and current-sense circuitry required for charging and switching load between battery and external power are included, along with Smart Power Selector(TM) circuitry. Charger can operate with separate inputs for USB and AC-adapter power or...

An Introduction to Purchasing Castings

To learn how Liberty Cast Products can guide you through your sand casting project, download now.

Digi-Key Corporation and Fujitsu Microelectronics Announce Worldwide Distribution Agreement

Pact features 8-Bit microcontrollers, new digital touch sensor ICs and covers major product lines, including power management ICs, PLLs, DACs Thief River Falls, Minnesota and Sunnyvale, California, USA - July 21, 2009 - Electronic components distributor Digi-Key Corporation, recognized by design engineers as having the industry's broadest selection of electronic components available for immediate...

Microchip Technology's Pure Sine Wave Uninterruptible Power Supply (UPS) Reference Design Demonstrates Digital Power Advantages

Reference Design Showcases Lower Cost, Smaller Size, Greater Efficiency and Programmability of Implementing UPS With Digital Power CHANDLER, Ariz., July 22, 2009 [NASDAQ: MCHP] - Microchip Technology Inc., a leading provider of microcontroller and analog semiconductors, today announced its Pure Sine Wave Uninterruptible Power Supply (UPS) Reference Design, which is based on the dsPIC33F GS series...

Switching Regulator offers programmable output current limit.

Housed in 2 x 3 mm DFN package, 1.5 MHz LT3663 monolithic current mode step-down regulator features input voltage of 7.5-36 V, making it suited for unregulated 12 V wall adapters, 24 V industrial supplies, FireWire, and automotive applications. Output voltages as low as 0.8 V are set by resistor divider, whereas output current is user-programmable between 0.4-1.2 A via external resistor. Onboard...

Automotive Position Sensor integrates SENT protocol.

Capable of operating over -40 to +150-

SoC targets isolated DC-DC power applications.

Model AS1454 quad-output digital power SoC integrates capabilities of up to 8 separate ICs. It includes 9-72 V input range isolated primary converter, 2 kV isolation barrier, high-current-capable buck or boost PWM controller, and 2 x 2 A buck regulators. Built-in cross-isolation DC-DC timing management and digital power control deliver 92% DC-DC efficiency. Unit offers selectable spread-spectrum...

DC/DC Controller draws 170 µA in battery-powered systems.

Housed in 5 x 5 mm QFN package, Model LTC3858/-1 draws 170 -µA with one output active and 300 -µA when both outputs are active. Input supply range of 4-38 V protects against automotive wide input voltage transients found during load dump and cold crank conditions. Each output can be set from 0.8-24 V at output currents up to 20 A with efficiency as high as 95%. Two-phase, synchronous step-down...

SpillVak Absorbs Up to 6X More Fluid Than Rock- and Clay-based Absorbents

Are you struggling to find an absorbent that doesn't result in at least some leaching? SpillVak outperforms all rock and clay-based materials. Check out our video to learn more.