Linear Technology Corp.
Milpitas, CA 95035-7417
Aug 05, 2003 Offered in 10-pin MSOP package, low noise (1.45 µVRMS) LTC2433-1 offers 16-bit performance over reference range of 100 mV to 5 V. Its 100 mV reference resolves differential input signal of ±50 mV to 16-bits. Product performs transparent offset and FS calibration on every conversion to provide 20 µV offset error, 1.25 LSB FS error, 1.25 LSB integral non-linearity error, and transition noise less than 0.02 LSB. It utilizes no latency architecture that allows single cycle settling.

Linear Technology Corp.
Milpitas, CA 95035-7417
Jul 29, 2003 Model LTC1603 250 ksps, 16-bit ADC offers no missing codes over temperature. It features ±2.5 V input range, precision reference, and trimmed internal conversion clock. Unit accepts input signals between ±5 V and has flexible digital output supply pin that allows part to interface with 3 V logic. Specified for commercial and industrial temperature ranges, LTC1603 is available in 36-pin SSOP package and has pin-compatible upgrade path to 333 ksps and 500 ksps ADCs.

Linear Technology Corp.
Milpitas, CA 95035-7417
Jul 21, 2003 SoftSpanâ„¢ 12-bit LTC1588 and 14-bit LTC1589 are current-output DACs, programmed with 3-wire serial interface to operate in any one of 6 output ranges. All output spans have specifications of ±1LSB INL and ±1LSB DNL. Units require 5 V reference, dual op amp, and feedback capacitor. They have 2 nV-s glitch impulse, ensuring low distortion in digital waveform generation. Asynchronous clear pin resets devices to 0 V output regardless of output range selected.

Linear Technology Corp.
Milpitas, CA 95035-7417
Jul 17, 2003 Model LTC2435 20-bit analog-to-digital converter maintains 2 ppm integral nonlinearity performance and common-mode-rejection-ratio of 140 dB. On-chip oscillator eliminates need for external frequency setting components. No latency architecture allows single cycle settling for multiplexed applications. Converter comes in 16-pin SSOP package and operates from 2.7–5.5 V supply range. It consumes just 200 µA during conversion and 4 µA during shutdown.

Linear Technology Corp.
Milpitas, CA 95035-7417
Jun 27, 2003 Model LTC1748 80 Msps, 14-bit converter offers 76.3 dB signal to noise ratio and 90 dB spurious free dynamic range for high speed applications. Undersampling 70 MHz input, unit delivers 75.4 dB SNR and 80 dB SFDR. Sample and hold bandwidth of 250 MHz allows for undersampling of input frequencies in excess of 70 MHz. Input can span ±1 V to ±1.6 V to optimize dynamic performance. Separate digital output supply pin is provided for connections to low voltage DSPs and FIFOs.

Linear Technology Corp.
Milpitas, CA 95035-7417
May 21, 2003 Model LTC2600 octal, 16-bit V_OUT digital-to-analog converter comes in 16-pin narrow SSOP package. Also available in 12-Bit and 14-Bit versions, units guarantee monotonic performance with Differential Non-Linearity of ±1LSB_MAX that is critical in control loop applications. Devices consume 250 uA per DAC and drop to 44 nA per DAC in power-down mode. They deliver rail-to-rail voltage outputs over 2.5–5.5V supply range.

Mesa Electronics
Richmond, CA 94806-1950
May 02, 2003 High-speed, 16-bit, DSP-based A-D cards, Models 4A24-2 and 4A24-5, are 200 and 500 KHz, respectively. Cards feature EEPROM calibration storage and digital zero and span calibration that eliminates need for potentiometers. Choice of 16 single-ended or 8 differential inputs are provided via input multiplexer. Features include input channel scan sequence, averaging option, raw/calibrated data choice, and autozero option.

Linear Technology Corp.
Milpitas, CA 95035-7417
Apr 15, 2003 LTC1746 14-bit, 25 Msps, Analog to Digital Converter conserves power and digitizes high frequency signals. With 77.5 dB SNR and 99 dB SFDR, unit dissipates 390 mW for high-end medical imaging, portable instrumentation, and communications. LTC1745 is pin-compatible, 12-Bit, 25 Msps ADC with low noise of 72.5 dB SNR and 96 dB SFDR. Input range can span ±1 to ±1.6 V. Units come in 48-pin TSSOP package for commercial and industrial temperature ranges.

Linear Technology Corp.
Milpitas, CA 95035-7417
Apr 10, 2003 Model LTC2436-1 No Latency Delta Sigmaâ„¢ ADC offers two fully differential input channels and differential reference input. Low noise allows 16-bit performance with full-scale ranges from ±2.5 V down to ±50 mV without PGA. Operating from single 2.7–5.5V supply, unit consumes only 200uA of supply current. Full-scale input spans –0.5V_REF to 0.5V_REF where reference voltage can be anywhere between 0.1 V and V_CC for flexible ratiometric and remote sensing configurations.

C & D Technologies
Mansfield, MA 02048-1151
Feb 20, 2003 Model PCI-417N samples 32 analog input channels in parallel at rates to 80 KHz per channel. Product includes 32-bit wide, on-board, DMA PCI bus master and non-stop streaming design. Additional offerings include local A/D FIFO memory up to 256K samples, Windows® C++ DLL software, and LabVIEW® VI's plus ActiveX/OCX® controls. Full scale input voltage ranges of ±5 or ±10 V are selectable per channel, while on-board A/D memory system prevents sample loss.

Linear Technology Corp.
Milpitas, CA 95035-7417
Feb 11, 2003 Model LTC1740 14–bit, 6 Msps analog–to–digital converter features flexible input range, which can be configured for full-scale span from ±1.25 to ±2.5 V. It operates with single 5 V supply or dual ±5V supplies. Integral non–linearity is 0.8 LSB and differential non–linearity is 0.5 LSB. Unit is offered in 36–pin SSOP package and is suitable for high-resolution imaging, spectral analysis, and high-speed data acquisition systems.

Acromag, Inc.
Wixom, MI 48393 7037
Nov 25, 2002 Models APC341 and AcPC341 have eight 14-bit A/D converters for simultaneous sampling of channels. Suited for desktop PCI and CompactPCI computers, models offer 16 differential input channels with ±10 Vdc range grouped in two 8-channel banks. A/D converters scan channels in 8 µS or 125 KHz. Units are equipped with 512-sample memory buffers, data tagging, and interrupt support. Programmable scan control provides 2 modes of operation: continuous scanning or single cycle.

Maxwell Technologies, Inc.
San Diego, CA 92123
Sep 11, 2002 Space-qualified Model 8408, quad 8-bit multiplying digital-to-analog converter (DAC), provides TTL/CMOS inputs coupled with compatibility with 8-bit microprocessors. Monolithic converter offers 4 separate DACs, each with its own reference input and on-board data latches. Data loading into 8408 is similar to write cycle utilized in RAM. Read/write function serves as accessible memory location for systems that require self-diagnostics. Endpoint linearity is rated at ±¼ LSB.

Microchip Technology, Inc.
Chandler, AZ 85224 6199
Aug 12, 2002 Model MCP3221, 12-bit converter offers I2Câ„¢ interface in SOT-23 package. Its design permits operation with typical standby and active currents of 5 nA and 175 micro-amps respectively. Fast mode (400 kHz clock rate) enables sampling rates to 22.3 kilo-samples per second (ksps). Suited for remote applications, unit has single supply operation and operates over range of 2.7 to 5.5 V and offers on-board sample and hold circuitry.

C & D Technologies
Mansfield, MA 02048-1151
Jun 05, 2002 Series PCI-417 handles 16 analog input channels in parallel, with 12-bit A/D resolution. Non-stop streaming design collects gigabytes to memory or disk. Board has 32-bit wide on-board DMA PCI bus master that offloads host CPU. Features include 2 streaming 16-bit analog output D/A channels, 24 bit digital I/O, and local A/D FIFO memory up to 256 Ks to avoid Windows® delays. Models available are: 417K with input range of 0 to +4.096 V, and 417L with ±2.5.

Pentek Inc.
Upper Saddle River, NJ 07458
Apr 25, 2002 Model 6802 has 32 channels of delta sigma A/D conversion with extremely precise, linear-phase low pass filtering. Each A/D has 24 bits of resolution at sampling rates from 1 kHz to 216 kHz. Front-panel sync input signal allows synchronization of multiple 6802 boards. Outputs of up to eight 6802 boards, for maximum of 256 channels, can be combined over single FPDP cable. Data tagging is also available to correlate channel number and sampled data.

Omega Engineering, Inc., Omega.com
Stamford, CT 06907 0047
Apr 23, 2002 DIN-100 Sensor to Computer Modules transmit data via RS-485 to controller, which may be computer or other processor-based equipment. Modules measure temperature, pressure, voltage, current, digital input, or digital output signals. They perform all signal conditioning, scaling, linearization, and conversion to linearized ASCII data values or Modbus RTU data values. Address, baud rate, parity, and echo are selectable using commands over RS-485 port.

Signal Processing Technologies, Inc.
Colorado Springs, CO 80907 3519
Feb 12, 2002 SPT7722 8-bit 250 MSPS A/D converter, with DLE of ±0.4 LSB and ILE of ±0.9 LSB, combined with high input bandwidth of 350 MHz, is suited for applications requiring digitization of pre-sampled waveforms. It has built-in sleep mode with typical power dissipation of 13.5 mW. SPT7722 is available in 44-lead TQFP surface mount package over industrial temperature range of -40 to 85 deg C.

Maxwell Technologies, Inc.
San Diego, CA 92123
Feb 01, 2002 Model 9042 12-Bit monolithic analog-to-digital converter microcircuit offers 100 krad (Si) total dose tolerance, and utilizes radiation-hardened RAD-PAK® packaging technology. Designed with wideband front end, it addresses needs of multichannel receivers. 9042 runs off of one 5V supply, provides CMOS-compatible digital outputs at 41 MSPS, and maintains 80 dB spurious-free dynamic range (SFDR) over 20 MHz bandwidth. Signal-to-noise ratio is 68 dB.

Signal Processing Technologies, Inc.
Colorado Springs, CO 80907 3519
Jan 14, 2002 SPT7864 and SPT7866 10-bit CMOS analog-to-digital converters sample at 40 and 60 MSPS, respectively, making them suitable for CCD imaging, video digitizing, and medical imaging applications. Both have good linearity, including DLE of ±0.5 LSB and ILE of ±0.6 LSB at full sampling speed. They have built-in sleep mode with typical power dissipation of 55 mW, and both allow user to choose between high-accuracy internal or external references.