ThomasNet Industrial Newsroom -

DAC Development Kit Adaptor speeds system prototyping.

info@productnews.com (ThomasNet News) — Wed, 11 Nov 2009 08:39:30 -0500

Model DKXC5VADAPT-1 provides physical link between data headers on DK86064/65-2 development kits and HiTech Global V5-PCIE2 FPGA prototype board. Featuring 6 Samtec sockets that plug into headers on both boards, it connects 28 matched LVDS data pairs, DAC loop clock pairs, and 2 divided clock signals between both boards. All clock signals are routed to dedicated global clock inputs on FPGA. System allows testing and developing of FPGA-DAC interface.

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Audio DAC extends playback time in portable devices.

info@productnews.com (ThomasNet News) — Wed, 04 Nov 2009 08:43:26 -0500

WM8910 features SmartDAC(TM) technology, a low power DAC capacitor switching architecture that enables DAC to headphone power consumption of less than 4.5 mW. SilentSwitch(TM) technology provides pop and click suppression capability by incorporating clamp and sequencer circuitry, while Class W amplifier technology tracks actual music signal level and uses adaptive dual drive charge pump to optimize power dissipation, eliminating need for large DC blocking headphone capacitors.

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Sixteen-Channel DACs suit demanding sonar applications.

info@productnews.com (ThomasNet News) — Mon, 05 Oct 2009 08:26:57 -0500

Operating at 2.5 MHz, ICS-1620 and ICS-1640 respond to naval requirements for data acquisition applications. Both short form factor PCIe x4 cards offer multiple redundant levels of channel-channel and board-board synchronization and are suited for continuous operation. Dynamic ranges of 16 bit/85 dB (ICS-1620) and 24-bit/greater than 100 dB (ICS-1640) enable detection of smaller, quiet targets at extended distances. Flexible clocking enables programmability over entire sampling range.

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Audio Converter/Driver IC suits various portable devices.

info@productnews.com (ThomasNet News) — Fri, 02 Oct 2009 08:29:24 -0500

Model TS4657 combines audio DAC and line-driver functions to feed audio line-out connection of various portable home and audio products. Internal power management unit enables IC to produce 2.2 Vrms audio-output signal for voltages from 3.0-5.5 V. It can generate negative and positive voltages, allowing audio signal to be referenced to ground. With operating current of 7.4 mA, circuit achieves 93 dB dynamic range, 80 dB Power Supply Rejection Ratio at 217 Hz, and 81 dB THD+N at 0 dBFS.

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Data Converter enables multi-carrier communications systems.

info@productnews.com (ThomasNet News) — Fri, 02 Oct 2009 08:29:21 -0500

Equipped with 32-bit numerically controlled oscillator, dual-channel 16-bit Model AD9122 features 400 MHz bandwidth and LVDS interface with 8 word deep FIFO memory, supporting max sample-data-input-rate of 1.2 GSPS. Operating with on-chip PLL at DAC output frequency of 150 MHz, unit delivers 76 dB ACLR for single-carrier WCDMA applications. For most demanding wireless communications applications, AD9122 can achieve 83 dBc ACLR using external PLL.

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Dual-Channel DAC facilitates power-supply margin testing.

info@productnews.com (ThomasNet News) — Thu, 13 Aug 2009 08:28:43 -0500

Housed in 8-pin µSOP, 7-bit I²C-controlled Model DS4432 features 2 output channels, each providing fine control of DC-DC power supply by sinking or sourcing current directly into power supply's feedback node. Full-scale output currents are set between 50-200 µA using one external resistor for each channel. Through I²C bus, output currents can then be set to any of 127 linear sink or 127 linear source steps up to maximum full-scale value.

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DACs suit industrial control and automation applications.

info@productnews.com (ThomasNet News) — Wed, 12 Aug 2009 08:29:54 -0500

Offered in 3 x 3 mm package, 16-bit MAX5138 and 12-bit MAX5139 integrate voltage reference and are pin- and software-compatible. Power-down feature minimizes power consumption to 200 nA, while internal buffer optimizes load regulation and transition-glitch suppression for DAC output. Pin-programmable, zero/midscale DAC output ensures output powers up to desired state, even during loss-of-power event. Both converters accept 3-wire SPI(TM)-/QSPI(TM)-/MICROWIRE(TM)-/DSP-compatible serial interface.

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Four-Channel, 12-Bit DAC incorporates non-volatile EEPROM.

info@productnews.com (ThomasNet News) — Thu, 16 Jul 2009 08:29:52 -0500

Supplied in 10-pin MSOP, MCP4728 lets designers program input codes, configuration bits, and I²C(TM) address bits to integral EEPROM so that data is held during power-off time. This makes configuration and outputs available immediately after power-up. Also, each channel can be individually shut down, reducing power consumption to as low as 0.04 µA, to extend battery life. On-chip precision output amp enables rail-to-rail analog output for utilization of entire voltage range.

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Octal, 16-Bit, SPI-Enabled DAC achieves ±4 LSB INL (max).

info@productnews.com (ThomasNet News) — Mon, 06 Jul 2009 08:34:05 -0500

Supplied in 20-pin 4 x 5 mm QFN and TSSOP packages, LTC2656 offers combination of 0.1% (max) gain error and ±2 mV (max) offset error ensures accuracy near supply rails and optimizes effective output range. Integrated precision reference achieves 2 ppm/°C typ and 10 ppm/°C max temperature coefficient. Operating from 2.7-5.5 V supply, IC offers 8.5 µsec settling time for half-scale step and less than 1 nV/s crosstalk. Supply current is 375 µA per DAC with reference activated.

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Quad SPI DAC (16-Bit) achieves ±1 LSB INL and DNL.

info@productnews.com (ThomasNet News) — Mon, 29 Jun 2009 08:33:47 -0500

Supplied in 7 x 8 mm QFN package, LTC2754-16 incorporates 4 DACs that can each be software-programmed or pin-strapped for 1 of 6 unipolar or bipolar output ranges via 4-wire serial interface. SoftSpan output voltage ranges include 2 unipolar ranges (0-5 V, 0-10 V) and 4 bipolar ranges (±10/±5/±2.5/-2.5 to +7.5 V). Along with 2 MHz multiplying bandwidth, features include voltage controlled offset and gain adjustment pins, settling time of 2 µsec, and glitch impulse of 0.26 or 1.25 nV/s.

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DAC features integrated speaker amplifier.

info@productnews.com (ThomasNet News) — Thu, 04 Jun 2009 08:25:55 -0500

Suited for portable navigation devices, mobile handsets, and digital radios, Model WM9081 features integrated 2.6 W switchable AB/D speaker amplifier, dynamic range controller, and ReTune(TM) Mobile 5 band Parametric Equalizer with fully programmable coefficients. Single chip mono DAC achieves audio performance of 92 dB SNR in Class D mode and 1% THD+N at 2.4 W output power into 4 <font face='Symbol'>W</font> speaker loads. It supports 4 control interface addresses and 4-channel TDM.

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Digital to Analog Converters include internal reference.

info@productnews.com (ThomasNet News) — Thu, 04 Jun 2009 08:25:53 -0500

Suited for data acquisition systems, industrial process control, and portable instrumentation, 16-bit DAC8568, 14-bit DAC8168, and 12-bit DAC7568 each include 8 channels and require 0.56 mW/channel. Internal reference provides temperature drift performance of 2-5 ppm/°C across entire operating range. Low output glitch energy of 0.1 nV-s minimizes undesired transients and noise, while temperature range of -40 to ±125°C helps ensure performance in extreme environments.

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DAC Modules allow engineers to customize ATE systems.

info@productnews.com (ThomasNet News) — Tue, 02 Jun 2009 08:31:19 -0500

Model SMP3620 is high-density DAC with 24-channels/plug-in with programmable outputs from 0-35 Vdc, while SMP3625 provides 16 channels of 70 V peak-to-peak 400 Hz output. Interfacing to VXIbus, SMP7000 allows engineers to add custom circuits to system designs. All provide ability to mix and match signal switching and analog output and multiple functions can be accommodated in 1- or 2-slot carriers. Units are suited for testing avionics subassemblies.

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Stereo Audio IC suits portable multimedia applications.

info@productnews.com (ThomasNet News) — Fri, 29 May 2009 08:15:24 -0500

Supplied in 5 x 5 mm, 32-pin QFN package, AT73C240 integrates 20-bit stereo DAC with 90 dB dynamic range and 1 W (max) audio power amp. Stereo DAC comprises multi-bit sigma-delta modulator with dither, continuous time analog filters, and analog output drive circuitry. Master clock is 256 or 384 times sampling frequency, allowing choice of input data rate up to 50 kHz. Also, stereo 32 ohm headset drivers include programmable volume control, mute function, and mixer for stereo inputs.

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DACs include 10 ppm/°C internal reference.

info@productnews.com (ThomasNet News) — Wed, 29 Apr 2009 08:29:00 -0500

LTC2634 quad 12-bit, 10-bit, and 8-bit rail-to-rail DACs integrate precision reference in 3 x 3 mm QFN and MSOP packages. They operate from single 2.7-5.5 V supply, with supply current of 125 µA. DACs are available in number of ordering options to meet range of applications, including the 3 resolution options, 2.5 or 4.096 V FS range, choice between powering up DACs at zero-scale or mid-scale, and performance over automotive, industrial, and commercial temperature ranges.

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Loop Converter bridges HART and analog signals.

info@productnews.com (ThomasNet News) — Mon, 30 Mar 2009 08:32:19 -0500

Acting as transmitter power supply and HART monitor, HART Loop Converter (HLC) lets users access digital information from HART-enabled field devices and make it available to analog process control as 4-20 mA signals. Up to 3 HART signals can be monitored simultaneously and are provided as independent analog signals, or HLC can provide one signal via 3 analog channels to send to different systems. It is equipped with 2 or 4 trip values, programmable to monitor specific error conditions.

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Single-Channel DACs feature low power of 80 µA at 1.8 V.

info@productnews.com (ThomasNet News) — Thu, 26 Feb 2009 08:34:37 -0500

Available in SC70 package, 16-bit pin-compatible DAC8411 family has power supply range of 1.8-5.5 V and settling time of 6 µsec. They utilize 3-wire serial interface that operates at clock rates up to 50 MHz, and have operating temperature of -40 to +125°C. Providing low power-on glitch of only 17 mV and 0.15 nV-sec output glitch energy, compact devices are suited for battery-powered and handheld applications, automatic test equipment, and precision instrumentation.

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DACs manage power consumption in process control applications.

info@productnews.com (ThomasNet News) — Fri, 20 Feb 2009 08:37:10 -0500

Quad (MAX5134/MAX5135) and dual (MAX5136/MAX5137), 16-bit and 12-bit DACs are designed to address concerns about power consumption. In sleep mode, MAX5134-MAX5137 family draws less than 300 nA, and four 12- or 16-bit DACs can operate on average current of 2.5 µA. Featuring integrated, high-precision voltage reference, pin- and software-compatible multi-channel DACs give designers flexibility to change channel count and resolution with little or no design rework.

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Linearized Audio IP Solution linearizes PWM output signal.

info@productnews.com (ThomasNet News) — Tue, 10 Feb 2009 08:32:30 -0500

Linearized Digital Audio IP provides compact line driving solution for multimedia applications. Class-D Audio and Linearized Audio DACs incorporate playback channel optimized for minimal power consumption. Also, high-order, over-sampling sigma delta technology is used with drivers for optimal efficiency. Channel filters are implemented digitally, embedded in decimation and interpolation filters, and individual volume control schemes allow flexibility in combining playback functions.

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Digital-to-Analog Converter IC features 2 Vrms line driver.

info@productnews.com (ThomasNet News) — Fri, 09 Jan 2009 08:31:45 -0500

Intended for digital audio applications, 24-bit Model CS4353 features on-chip 2.1 Vrms line driver from single 3.3 V power supply, allowing 2 Vrms voltage after RC filter. Device supports audio sampling rates up to 192 kHz, and is based on 5th-order multi-bit Delta Sigma converter architecture with low latency digital filtering to provide 106 dB dynamic range and -93 dB THD+N. Specific applications include effects processors, musical instruments, and digital audio recorders.

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