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Circuits

Capacitive Touch Button IC is suited for mobile devices.

Supplied in 3 x 3 x 0.85 mm package, AT42QT1040 brings capacitive UIs to mobile devices. Existence of 4 digital output channels enables per-channel indication on touch detection, and IC can also be configured using one channel as proximity sensor to enable hidden-until-lit UIs. To achieve immunity to electrical noise, QTouch(TM) charge-transfer sensing method employs spread-spectrum modulation,...

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Hot Swap Controller includes power good indication.

Consisting of Hall-effect current sensor with integrated charge pump, gate driver, and multiple levels of load fault protection, 12 V Model ACS761 provides hot swap control and short circuit protection in single IC without external shunt resistor. Resistance of internal current conductor is typically 1.5 mW, and fixed over current fault threshold is set internally to 40 A. PGOOD pins provide...

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Systems-on-a-Chip optimize VoIP and multimedia performance.

Based on 3rd generation IP communications technology, Broadcom-® Persona(TM) Platform offers IP phone SoC solutions for each product segment. Each device features Gigabit or Fast Ethernet switch with packet filtering capabilities and physical layer devices to support high-speed networks, analog audio codecs, and DSPs which support PhonexChange(TM) IP telephony software suite. Software includes...

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FPGA Board enhance ASIC development and testing.

FPGA boards accelerate hardware and software development time associated with complex ASIC designs on CatsEye Development system. They are used to add logic to CatsEye chip platform, allowing full integration and testing of developers' IP before releasing design to fabrication. Connected to CatsEye Development system board via high-speed OCP inter-board connection, FPGA boards include Xilinx...

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IC enables energy-efficient DC/DC converters.

IC enables energy-efficient DC/DC converters.

Supplied in 12-pin, 3 x 4 mm DFN Pb-free package, IR3725 input power, voltage, and current monitor IC is intended for 12 V power supplies used in CPU, server, and storage applications. TruePower(TM) technology is utilized to output average power during specified interval over digital I-²C interface. This information is used by system controller to optimize overall power consumption, delivering...

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HD Radio Receiver is offered as single-chip solution.

Featuring tuner, baseband, and DC-DC converters on one die, SP1010(TM) single-chip HD Radio(TM) receiver enables Digital Radio and Digital Data Services from terrestrial broadcasts to high-volume devices such as mobile handsets and MP3 players. Power consumption is 100 mW for entire HD Radio sub-system, RF performance and interference rejection is maximized in all operating modes, and DSP...

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AdTech Ceramics to Exhibit at Electronica 2008

Chattanooga, TN, USA - AdTech Ceramics will participate in Electronica 2008 with sister company Statek Corporation of Orange, California this year In Area B6, Booth 456. AdTech Ceramics produces custom multilayer co-fire ceramic packages in 92% alumina (HTCC), Aluminum Nitride (AlN) and LTCC materials. In addition, ceramic/metal package assemblies are also available. A new HD Alumina system has...

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Battery Fuel Gauge is intended for handheld electronics.

Single-cell battery fuel gauge IC, bq27505, leverages Impedance Track(TM) technology, which predicts battery capacity under all operating conditions. Residing in system, stand-alone lithium battery capacity monitoring device measures 2.5 x 2 x 0.625 mm and reports remaining capacity, time-to-empty, voltage, current, and temperature. Residing within battery pack or on system's main board in...

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ESD Device protects antennas in mobile handsets.

Intended for FM radio, GPS, Bluetooth, and WLAN antennas, single-channel PicoGuard CM1282 features low capacitance of 0.5 pF and low insertion loss of less than -0.25 dB through 1.8 GHz. Device delivers 8 kV contact discharge protection per IEC 61000-4-2 Level 4. Available in SOD-882 lead-free package, RoHS-compliant unit meets linearity mask for 802.11 protocols.

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