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Aug 22, 2008  
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Test & Measuring Instruments -> Instrumentation I & O Devices -> AD DA Converters


AD DA Converters


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(Showing headlines 21 - 40)   1 2 3 4 5 6 7 8 9

Data Converters suit sensitive imaging applications.

Texas Instruments, Inc. (TI)
Dallas, TX 75243-4136
Jan 29, 2008 Eight-channel ADC models ADS5281/ADS5282 (12-bit) and ADS5287 (10-bit) consume as little as 77 mW per channel at 65 MSPS max sampling speed or 64 mW at 50 MSPS. With dynamic scaling, at 30 MSPS sample rate, per-channel power consumption is as low as 48 mW. Devices come in 64-pin, 9 x 9 mm QFN package and offer low-frequency noise suppression mode that eliminates 1/f (Flicker) noise. With programmable gain from 0-12 dB, FS outputs can be provided for input signals as low as 0.5 Vpp.

Analog-to-Digital Converters operate to 125°C.

Analog-to-Digital Converters operate to 125°C.

Linear Technology Corp.
Milpitas, CA 95035-7417
Jan 25, 2008 Operating from single 5 V supply, 16-bit Models LTC1864/LTC1865 and 12-bit Models LTC1860/LTC1861 each draw only 850 µA with output rates up to 250 ksps. Models LTC1864 and LTC1860 are pin- and software-compatible ADCs that measure single differential channel in MSOP-8 package, while Models LTC1865 and LTC1861 are pin- and software-compatible ADCs that measure 2 single-ended channels in MSOP-10 package. All communicate via 3-wire SPI-compatible serial interface.

Compact 12-Bit ADCs offer compact, low power solution.

Compact 12-Bit ADCs offer compact, low power solution.

Linear Technology Corp.
Milpitas, CA 95035-7417
Jan 24, 2008 Supplied in 3 x 3 mm DFN-10 package, 12-bit LTC2302 and LTC2306 communicate via 3-wire SPI-compatible serial interface at rates to 500 kSps. Former measures one differential input channel, while letter includes internal multiplexer and measures 2 single-ended or 1 differential input channel. Both models operate from 5 V supply, dissipating 15 mW at max output rate and 70 µW at 1 kSps. Separate digital output supply voltage lets users configure serial data output for 3 or 5 V logic.

Studio-Quality Audio DAC delivers dynamic range of 134 dB.

ESS Technology, Inc.
Fremont, CA 94538
Jan 16, 2008 With -118 dB THD and 44.1-192 kHz sampling rate, Sabre Reference is designed for Blu-Ray/HD-DVD players, Universal DVD/DVD-Audio/SACD players, and Home Theater receivers. Hyperstream(TM) modulator, with Dynamic Matching using 48-bit accumulator and 28-bit data path, allows true reproduction of audio. Architecture supports mono, stereo, 4- and 8-channel output in current or voltage modes. DAC also integrates digital SPDIF receiver and time-domain Jitter Eliminator.

DAC offers 6 software-programmable outputs.

DAC offers 6 software-programmable outputs.

Linear Technology Corp.
Milpitas, CA 95035-7417
Dec 13, 2007 Operating from single 2.7-5.5 V supply, dual 16-bit Model LTC2753-16 draws max supply current of 1 µA and can output SoftSpan(TM) unipolar ranges of 0-5 V and 0-10 V, as well as 4 bipolar ranges of ±10, ±5, ±2.5, and -2.5 to +7.5 V. Unit offers accurate dc specifications, including ±1LSB max INL and DNL over -40 to +85°C industrial temperature range. Housed in 48-pin, 7 x 7 mm QFN package, converter features settling time of 2 µs and 1 nVos glitch impulse.

A/D Converter handles communications and DAQ applications.

A/D Converter handles communications and DAQ applications.

austriamicrosystems AG
Premstatten   Austria
Dec 11, 2007 Model AS1542 12-bit successive-approximation A/D converter features 16 input channels that are software-configurable as 16-channel single-ended or 8-channel fully-differential analog inputs. At conversion speed of 1 MS/sec, it uses as little as 2.4 mA, while in automatic shutdown mode supply current drops to less than 0.5 µA. Device operates from 2.7-5.25 V supply and contains Vdrive function for connecting serial interface to 3 or 5 V processor systems independently.

Micro-power ADCs offer 150 Ksps max sample rate.

Micro-power ADCs offer 150 Ksps max sample rate.

austriamicrosystems AG
Premstatten   Austria
Nov 26, 2007 Available in 8-pin, 3 x 3 mm TDFN package, 10-bit AS1528/29 suit battery-powered devices and portable DAQ systems. Both AS1528 single-channel fully differential ADC and AS1529 dual-channel single-ended ADC consume less than 350 µA at max sampling rate. Automatic shutdown (sleep mode) between conversions enables lower rates of power consumption down to 2.5 µA at 1 Ksps or 200 nA during shutdown. SPI, QSPI, and Microwire-compatible interface enable high-speed data access.

D/A Audio Converter consumes 13 mW at 1.8 V.

Cirrus Logic, Inc.
Austin, TX 78744
Nov 26, 2007 Integrating Class D speaker amplifiers and stereo headphone drivers, 24-bit CS43L22 low-power stereo D/A converter provides 1 W per channel Class D amplification to external speakers and enough power to drive 44 mW per channel into stereo headphones. Portable device allows core to be run from single power supply and amplifier to be directly connected to battery supply. It features master clock support and dynamic range of 98 dB, utilizing 40-pin QFN package.

Digital-to-Analog Converter features integrated EEPROM.

Digital-to-Analog Converter features integrated EEPROM.

Microchip Technology, Inc.
Chandler, AZ 85224 6199
Nov 19, 2007 Housed in 6-Pin SOT-23 package, 12-bit single-channel Model MCP4725 has buffered voltage output and is suited for space-constrained portable and battery-powered applications. Non-volatile EEPROM enables settings to be recalled at power up, eliminating need for microcontroller. With power consumption of 0.06 µA in shutdown, unit helps extend battery life. Onboard output amplifier enables rail-to-rail analog output, so DAC output fully utilizes entire voltage range.

Analog-to-Digital Converter guarantees 16-bit performance.

Analog-to-Digital Converter guarantees 16-bit performance.

Linear Technology Corp.
Milpitas, CA 95035-7417
Nov 08, 2007 Housed in 3 x 2 mm DFN package, I2C-compatible Model LTC2453 operates from single 2.7-5.5 V supply and measures differential input up to ±VCC. Delta sigma unit achieves 16-bit dc performance of 2 LSB integral nonlinearity error, 1.4 µVrms transition noise, and 0.01% gain error. With internal oscillator and up to 60 conversions/sec, device enables measurement of temperature, pressure, voltage, or other low-frequency sensor outputs. It draws 800 µA of supply current at 60 Hz max sample rate.

A/D Converter features I²C compatible interface.

A/D Converter features I²C compatible interface.

austriamicrosystems AG
Premstatten   Austria
Nov 06, 2007 Suited for 2.7-5.25 V battery-powered and industrial applications using I²C bus, Model AS1538 offers 12-bit resolution on each of 8 input channels. Available in 16-pin TSSOP package designed for operating environments ranging from -40 to +85°C, unit offers conversion speed of 50 ksps while using 850 µA supply current. In shutdown mode supply current drops to less than 1.5 µA. Internal 2.5 V reference or external reference in 1-5.25 V range determines full-scale analog input range.

DACs draw less than 1 µA supply current.

DACs draw less than 1 µA supply current.

Linear Technology Corp.
Milpitas, CA 95035-7417
Oct 04, 2007 Available in 12-, 14-, and 16-bit models, Series LTC2751 provides 6 software-programmable output voltage ranges, including 0-5 and 0-10 V unipolar ranges and ±10, ±5, ±2.5, and -2.5 to +7.5 bipolar ranges. Bidirectional I/O parallel interface allows readback of any internal register, as well as DAC output span setting. Power-on reset circuit returns DAC output to 0 V when power is first applied, and CLR pin asynchronously clears DAC to 0 V in any output range.

ADCs handle multi-channel signal acquisition applications.

Texas Instruments, Inc. (TI)
Dallas, TX 75243-4136
Sep 14, 2007 Providing delta-sigma, simultaneous-sampling measurement system, Models ADS1274 (4-channel) and ADS1278 (8-channel) 24-bit industrial analog-to-digital converters feature 62 kHz bandwidth, 0.8 µV/C offset drift, and up to 111 dB signal-to-noise ratio (SNR). Units have 4 operating modes that allow for 128 kS/sec data rate and 7 mW/channel mode power dissipation. Model ADS1274 is specified over extended industrial range of -40 to +125°C, while Model ADS1278 has range of -40 to 105°C.

A/D Converter delivers 77 dB signal-to-noise ratio.

A/D Converter delivers 77 dB signal-to-noise ratio.

Linear Technology Corp.
Milpitas, CA 95035-7417
Sep 10, 2007 Consuming 1,450 mW from 3.3 V supply, LTC2209 16-bit, high-speed A/D converter features internal transparent dither circuit for SFDR response over 10 dBc for low level input signals. Digital output randomizer reduces unwanted tones caused by digital feedback and flexible digital outputs can be run as CMOS or LVDS. Offering analog input bandwidth of 700 MHz, devices are available in speed grades of 160, 130, 105, 80, 65, 40, 25, and 10 MS/sec.

ADC IP Core handles data conversion applications.

Snowbush microelectronics
Toronto M5G 1Y8  Canada
Sep 10, 2007 Featuring INL of 0.59 LSB, DNL of 0.51 LSB, and ENOB of 5.2 or greater for sampling clock frequencies up to 2.5 GHz, 6-bit, 2.5 GSps ADC IP core occupies silicon area of 0.43 mm². Designed in 90 nm CMOS process, it utilizes automatic calibration of key analog blocks to ensure performance over variations in process, voltage, and temperature. Unit features on-chip power-supply regulation for noise immunity within large digital SOCs.

Eight-Channel ADC combines low power and compact size.

Eight-Channel ADC combines low power and compact size.

Linear Technology Corp.
Milpitas, CA 95035-7417
Aug 31, 2007 Supplied in 4 x 4 mm QFN-24 package, 12-bit LTC2308 measures 8 single-ended input channels, 4 differential input channels, or combinations of both for digitizing multiple data acquisition signals with single chip. Unit features internal 8-channel multiplexer and communicates via 4-wire SPI-compatible serial interface. It operates from single 5 V supply, drawing 17 mW at max throughput rate of 500 kS/sec and power dissipation can be decreased further via 2 shutdown modes.

A/D Converter delivers 16-Bit performance at 10 MHz.

A/D Converter delivers 16-Bit performance at 10 MHz.

C & D Technologies
Mansfield, MA 02048-1151
Aug 28, 2007 Housed in hermetically sealed, 40-pin ceramic TDIP, Model ADS-939 accurately samples full-scale input signals with no missing codes up to Nyquist frequencies and across full operating temperature range. It provides signal-to-noise ratio of 82 dB and total harmonic distortion of -86 dB at Nyquist input frequency. Able to operate from ±5, ±12, or ±15 V supply, Model ADS-939 dissipates 1.5 W. It is offered with ±2.75 V bipolar or 0 to -5.5 V unipolar analog input range.

ADC IC enables 14-bit resolution with 200-MHz bandwidth.

ADC IC enables 14-bit resolution with 200-MHz bandwidth.

Texas Instruments, Inc. (TI)
Dallas, TX 75243-4136
Aug 17, 2007 Supplied in 80-pin, 14 x 14 mm TQFP PowerPAD(TM) package, ADS5474 features 400 MSPS sample rate with 70 and 69 dBFS SNR through first and second Nyquist respectively. It provides performance of 11.1 effective number of bits at this speed, and on-chip buffer amplifier eliminates sample-and-hold kick-back while promoting max input impedance over time and frequency. This facilitates analog front end design for wide-bandwidth applications from DC to intermediate frequencies above 200 MHz.

ADC samples input frequencies beyond 2 GHz.

Maxim Integrated Products
Sunnyvale, CA 94086
Aug 16, 2007 Specified over -40 to +85°C temperature range, Model MAX109 8-bit, 2.2 Gsps analog-to-digital converter (ADC) integrates track/hold amplifier, quantizer, and 1:4 demultiplexed LVDS outputs on single monolithic die. It achieves spurious-free dynamic range of 62 dBc and signal-to-noise ratio of 45 dB. Unit can also digitize/synthesize signals directly at RF, reducing/eliminating need for RF downconverters. Offered in 256-pin SBGA package, ADC supports differential or single-ended inputs.

Digital-to-Analog Converters feature 1 µsec settling time.

Digital-to-Analog Converters feature 1 µsec settling time.

Linear Technology Corp.
Milpitas, CA 95035-7417
Aug 08, 2007 Available in 16-, 14-, and 12-bit unbuffered voltage output versions, unipolar Model LTC2641 and bipolar Model LTC2642 draw 120 µA of supply current while settling to within 0.5 LSB for full-scale step in 1 µsec. Units feature 0.5 nVos glitch impulse, which is key for ac applications such as waveform generation. Operating from 2.7-5.5 V supply voltage, converters each feature power-on reset circuitry that resets LTC2642 to mid-scale and LTC2641 to zero-scale at power-up.




(Showing headlines 21 - 40)   1 2 3 4 5 6 7 8 9


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