The AD9648 is a monolithic, dual-channel, 1.8 V supply, 14-bit, 105 MSPS/125 MSPS analog-to-digital converter (ADC). It features a high performance sample-and-hold circuit and on-chip voltage reference. The product uses multistage differential pipeline architecture with output error correction logic to provide 14-bit accuracy at 125 MSPS data rates and to guarantee no missing codes over the full operating temperature range.The ADC contains several features designed to maximize flexibility and minimize system cost, such as programmable clock and data alignment and programmable digital test pattern generation. The available digital test patterns include built-in deterministic and pseudorandom patterns, along with custom user-defined test patterns entered via the serial port interface (SPI).A differential clock input controls all internal conversion cycles. An optional duty cycle stabilizer (DCS) compensates for wide variations in the clock duty cycle while maintaining excellent overall ADC performance.The digital output data is presented in offset binary, Gray code, or twos complement format. A data output clock (DCO) is provided for each ADC channel to ensure proper latch timing with receiving logic. Output logic levels of 1.8 V CMOS or LVDS are supported. Output data can also be multiplexed onto a single output bus.The AD9648 is available in a 64-lead RoHS compliant LFCSP and is specified over the industrial temperature range (?40?C to +85?C). Applications Communications Diversity radio systems Multimode digital receivers GSM, EDGE, W-CDMA, LTE, CDMA2000, WiMAX, TD-SCDMA I/Q demodulation systems Smart antenna systems Broadband data applications Battery-powered instruments Hand held scope meters Portable medical imaging Ultrasound Radar/LIDARProduct Highlights The AD9648 operates from a single 1.8 V analog power supply and features a separate digital output driver supply to accommodate 1.8 V CMOS or LVDS logic families. The patented sample-and-hold circuit maintains excellent performance for input frequencies up to 200 MHz and is designed for low cost, low power, and ease of use. A standard serial port interface supports various product features and functions, such as data output formatting, internal clock divider, power-down, DCO/data timing and offset adjustments. The AD9648 is packaged in a 64-lead RoHS compliant LFCSP that is pin compatible with the AD9650/AD9269/AD9268 16-bit ADC?s, the AD9258 14-bit ADC, the AD9628/AD9231 12-bit ADC?s, and the AD9608/AD9204 10-bit ADC?s, enabling a simple migration path between 10-bit and 16-bit converters sampling from 20 MSPS to 125 MSPS.

The ADF5902 is a 24 GHz transmitter (Tx) monolithic microwaveintegrated circuit (MMIC) with an on-chip, 24 GHz voltagecontrolled oscillator (VCO). The VCO features a fractional-Nfrequency synthesizer with waveform generation capability withprogrammable grid array (PGA) and dual transmitter channelsfor radar systems. The on-chip, 24 GHz VCO generates the24 GHz signal for the two transmitter channels and the localoscillator (LO) output. Each transmitter channel contains apower control circuit. There is also an on-chip temperaturesensor.Control of all the on-chip registers is through a simple, 4-wireserial peripheral interface (SPI).The ADF5902 comes in a compact, 32-lead, 5 mm ? 5 mmLFCSP package. Applications Automotive radars Industrial radars Microwave radar sensors

The LTM8053 is a 40VIN, 3.5A continuous, 6A peak step-down ?Module? (power module) regulator. Included in the package are the switching controller, power switches, inductor, and all support components. Operating over an input voltage range of 3.4V to 40V, the LTM8053 / LTM8053- 1 supports an output voltage range of 0.97V to 15V and a switching frequency range of 200kHz to 3MHz, each set by a single resistor. Only the input and output filter capacitors are needed to finish the design. The LTM8053-1 can operate in forced continuous mode.The low profile package enables utilization of unused space on the bottom of PC boards for high density point of load regulation. The LTM8053 / LTM8053-1 is packaged in a thermally enhanced, compact over-molded ball grid array (BGA) package suitable for automated assembly by standard surface mount equipment. The LTM8053 / LTM8053-1 is RoHS compliant.APPLICATIONS Automotive Battery Regulation Power for Portable Products Distributed Supply Regulation Industrial Supplies Wall Transformer Regulation

The ADXL1004 delivers ultralow noise density over an extended frequency range and is optimized for bearing fault detection and diagnostics. The ADXL1004 has typical noise density of 125 ?g/?Hz across the linear frequency range. Microelectronicmechanical systems (MEMS) accelerometers have stable and repeatable sensitivity, and are immune to external shocks up to 10,000 g.The integrated signal conditioning electronics enable such features as full electrostatic self test (ST) and an overrange (OR) indicator, useful for embedded applications. With low power and single-supply operation of 3.3 V to 5.25 V, the ADXL1004 also enables wireless sensing product design. The ADXL1004 is available in a 5 mm ? 5 mm ? 1.80 mm LFCSP package, and operates over the ?40?C to +125?C temperature range.Applications Condition monitoring Predictive maintenance Asset health Test and measurement Health usage monitoring system (HUMSs) Acoustic emissions

Demonstration circuit 806A features the LTC1867 Octal 16-bit ADC. The LTC1867 can be software programmed for a unipolar 0V to 4.096V or bipolar ±2.048V input range. The 8 channel multiplexer can be programmed for 8 single-ended inputs with respect to ground, 7 single-ended inputs with respect to the COM/CH7 pin, 4 differential inputs, or any combination of these.

The ADF5000 prescaler is a low noise, low power, fixed RF divider block that can be used to divide down frequencies as high as 18 GHz to a lower frequency suitable for input to a PLL IC, such as the?ADF4156 or the ADF4106. The ADF5000 provides a divide-by-2 function. The ADF5000 operates from a 3.3 V supply and has differential 100 ? RF outputs to allow direct interface to the differential RF inputs of PLLs such as the ADF4156 and ADF4106.Applications PLL frequency range extender Point-to-point radios VSAT radios Communications test equipment?

Demonstration circuit 649 is a Telecom isolated DC/DC converter featuring the LTC3803 constant frequency current mode flyback controller. The DC649 converts an isolated 36V to 72V input and provides 2A of output current at 5V. The 200kHz constant frequency operation is maintained down to very light load to reduce low frequency noise generated over a wide range of load current. The converter provides high output voltage accuracy (typically ±2%) over wide load range with no minimum load requirement.

The LTM4623 is a complete 3A step-down switchingmode ?Module (micromodule) regulator in a tiny ultrathin6.25mm ? 6.25mm ? 1.82mm LGA and 6.25mm ? 6.25mm? 2.42mm BGA packages. Included in the package are theswitching controller, power FETs, inductor and supportcomponents. Operating over an input voltage range of4V to 20V or 2.375V to 20V with an external bias supply,the LTM4623 supports an output voltage range of 0.6V to5.5V, set by a single external resistor. Its high efficiencydesign delivers 3A continuous output current. Only ceramicinput and output capacitors are needed.The LTM4623 supports selectable discontinuous modeoperation and output voltage tracking for supply rail sequencing.Its high switching frequency and current modecontrol enable a very fast transient response to line andload changes without sacrificing stability. Fault protection features include overvoltage, overcurrentand overtemperature protection.The LTM4623 is available with SnPb (BGA) or RoHScompliant terminal finish.APPLICATIONS PCIe and Backside PCB Mounting Telecom, Datacom, Networking and Industrial Equipment Data Storage Rack Units and Cards

The LTC3607 is a 15V dual 600mA monolithic synchronous step-down regulator which has only 55?A quiescent current. Intended for a variety of applications, including dual lithium-ion battery products, it operates from a wide 4.5V to 15V input voltage range. It features a constant 2.25MHz switching frequency, enabling the use of tiny, low cost capacitors and inductors 1mm or less in height. Each output voltage is adjustable from 0.6V to VIN. The internal synchronous power switches provide high efficiency without the need for external Schottky diodes.A user selectable mode input is provided to allow the user to trade off ripple noise for light load efficiency; Burst Mode operation provides the highest efficiency at light loads, while pulse-skipping mode provides the lowest ripple noise.To further the maximize battery run time, the P-channel MOSFETs are turned on continuously in dropout (100% duty cycle). In shutdown, the device draws

The LTC3880/LTC3880-1 are dual, PolyPhase DC/DC synchronous step-down switching regulator controllers with an I2C-based PMBus compliant serial interface. The controllers use a constant frequency, current mode architecture that is supported by LTpowerPlay? software development tool with graphical user interface (GUI).Switching frequency, output voltage, and device address can be programmed using external configuration resistors. Parameters can be set via the digital interface or stored in EEPROM. Voltage, current, internal/external temperature and fault status can be read back through the bus interface. The LTC3880 incorporates a 5V linear regulator while the LTC3880-1 uses an external 5V supply for minimum power loss. See comparison to LTC3887 below. VOUT Start-Up Time Max VOUT0/1 Fast ADC Mode for 1 Parameter LTC3887/LTC3887-1 35ms 5.5V/5.5V No LTC3880/LTC3880-1 120ms 4V/5.4V No Applications High Current Distributed Power Systems Telecom, Datacom and Storage Systems Intelligent Energy Efficient Power Regulation

The ADP1882 / ADP1883?are versatile current-mode, synchronous step-down controllers that provide superior transient response, optimal stability, and current-limit protection by using a constant on-time, pseudo-fixed frequency with a programmable current-limit, current-control scheme. In addition, these devices offer optimum performance at low duty cycles by using valley current-mode control architecture. This allows the ADP1882 / ADP1883 to drive all N-channel power stages to regulate output voltages as low as 0.8 V.The ADP1883 is the power saving mode (PSM) version of the device and is capable of pulse skipping to maintain output regulation while achieving improved system efficiency at light loads (see the Power Saving Mode (PSM) Version (ADP1883) section for more information).Available in three frequency options (300 kHz, 600 kHz, and 1.0 MHz, plus the PSM option), the ADP1882 / ADP1883 are well suited for a wide range of applications. These ICs not only operate from a 2.75 V to 5.5 V bias supply, but they also can accept a power input as high as 20 V.In addition, an internally fixed soft start period is included to limit input in-rush current from the input supply during startup and to provide reverse current protection during soft start for a pre-charged output. The low-side current-sense, current-gain scheme and integration of a boost diode, along with the PSM/forced pulse-width modulation (PWM) option, reduce the external part count and improve efficiency.The ADP1882 / ADP1883 operate over the -40?C to +125?C junction temperature range and are available in a 10-lead MSOP.

The AD8310 is a complete, dc to 440 MHz demodulating logarithmic amplifier (log amp) with a very fast voltage mode output, capable of driving up to 25 mA into a grounded load in under 15 ns. It uses the progressive compression (successive detection) technique to provide a dynamic range of up to 95 dB to ?3 dB law conformance or 90 dB to a ?1 dB error bound up to 100 MHz. It is extremely stable and easy to use, requiring no significant external components. A single-supply voltage of 2.7 V to 5.5 V at 8 mA is needed, corresponding to a power consumption of only 24 mW at 3 V. A fast-acting CMOS-compatible enable pin is provided.Each of the six cascaded amplifier/limiter cells has a small-signal gain of 14.3 dB, with a ?3 dB bandwidth of 900 MHz. A total of nine detector cells are used to provide a dynamic range that extends from ?91 dBV (where 0 dBV is defined as the amplitude of a 1 V rms sine wave), an amplitude of about ?40 ?V, up to +4 dBV (or ?2.2 V). The demodulated output is accurately scaled, with a log slope of 24 mV/dB and an intercept of ?108 dBV. The scaling parameters are supply- and temperature-independent.The fully differential input offers a moderately high impedance (1 k? in parallel with about 1 pF). A simple network can match the input to 50 ? and provide a power sensitivity of ?78 dBm to +17 dBm. The logarithmic linearity is typically within ?0.4 dB up to 100 MHz over the central portion of the range, but it is somewhat greater at 440 MHz. There is no minimum frequency limit; the AD8310 can be used down to low audio frequencies. Special filtering features are provided to support this wide range.The output voltage runs from a noise-limited lower boundary of 400 mV to an upper limit within 200 mV of the supply voltage for light loads. The slope and intercept can be readily altered using external resistors. The output is tolerant of a wide variety of load conditions and is stable with capacitive loads of 100 pF.The AD8310 provides a unique combination of low cost, small size, low power consumption, high accuracy and stability, high dynamic range, a frequency range encompassing audio to UHF, fast response time, and good load-driving capabilities, making this product useful in numerous applications that require the reduction of a signal to its decibel equivalent.The AD8310 is available in the industrial temperature range of ?40?C to +85?C in an 8-lead MSOP package.Applications Conversion of signal level to decibel form Transmitter antenna power measurement Receiver signal strength indication (RSSI) Low cost radar and sonar signal processing Network and spectrum analyzers Signal-level determination down to 20 Hz True-decibel ac mode for multimeters

The AD8476 is a very low power, fully differential precision amplifier with integrated gain resistors for unity gain. It is an ideal choice for driving low power, high performance ADCs as a single-ended-to-differential or differential-to-differential amplifier. It provides a precision gain of 1, common-mode level shifting, low temperature drift, and rail-to-rail outputs for maximum dynamic range.The AD8476 also provides overvoltage protection from large industrial input voltages up to ?23 V while operating on a dual 5 V supply. Power dissipation on a single 5 V supply is only 1.5 mW.The AD8476 works well with SAR, ?-?, and pipeline converters. The high current output stage of the part allows it to drive the switched capacitor front-end circuits of many ADCs with minimal error.Unlike many differential drivers on the market, the AD8476 is a high precision amplifier. With 200 ?V maximum output offset, 39 nV/?Hz noise, and ?102 dB THD + N at 10 kHz, the AD8476 pairs well with low power, high accuracy converters.Considering its low power consumption and high precision, the slew-enhanced AD8476 has excellent speed, settling to 16-bit precision for 250 kSPS acquisition times.The AD8476 is available in a space-saving 8-lead MSOP package. It is fully specified over the ?40?C to +125?C temperature range. Applications ADC driver Differential instrumentation amplifier building block Single-ended-to-differential converter Battery powered instruments

The AD9211 is a 10-bit monolithic sampling analog-to-digital converter optimized for high performance, low power, and ease of use. The product operates at up to a 300 MSPS conversion rate and is optimized for outstanding dynamic performance in wideband carrier and broadband systems. All necessary functions, including a track-and-hold (T/H) and voltage reference, are included on the chip to provide a complete signal conversion solution.The ADC requires a 1.8 V analog voltage supply and a differential clock for full performance operation. The digital outputs are LVDS (ANSI-644) compatible and support either twos complement, offset binary format, or Gray code. A data clock output is available for proper output data timing.Fabricated on an advanced CMOS process, the AD9211 is available in a 56-lead LFCSP, specified over the industrial temperature range (?40?C to +85?C).PRODUCT HIGHLIGHTS High Performance?Maintains 60.1 dBFS SNR @ 300 MSPS with a 70 MHz input. Low Power?Consumes only 410 mW @ 300 MSPS. Ease of Use?LVDS output data and output clock signal allow interface to current FPGA technology. The on-chip reference and sample-and-hold provide flexibility in system design. Use of a single 1.8 V supply simplifies system power supply design. Serial Port Control?Standard serial port interface supports various product functions, such as data formatting, disabling the clock duty cycle stabilizer, power-down, gain adjust, and output test pattern generation. Pin-Compatible Family?12-bit pin-compatible family offered as AD9230.APPLICATIONS Wireless and wired broadband communications Cable reverse path Communications test equipment Radar and satellite subsystems Power amplifier linearization

The AD7280A contains all the functions required for general-purpose monitoring of stacked lithium ion batteries as used in hybrid electric vehicles, battery backup applications, and power tools. The part has multiplexed cell voltage and auxiliary ADC measurement channels for up to six cells of battery management. An internal ?3 ppm reference is provided that allows a cell voltage accuracy of ?1.6 mV. The ADC resolution is 12 bits and allows conversion of up to 48 cells within 7 ?s.The AD7280A operates from just one VDD supply that has a range of 8 V to 30 V (with an absolute maximum rating of 33 V). The part provides six differential analog input channels to accommodate large common-mode signals across the full VDD range. Each channel allows an input signal range, VIN(+) ? VIN(?), of 1 V to 5 V. The input pins assume a series stack of six cells. In addition, the part includes six auxiliary ADC input channels that can be used for temperature measurement or system diagnostics.The AD7280A includes on-chip registers that allow a sequence of channel measurements to be programmed to suit the applications requirements.The AD7280A also includes a dynamic alert function that can detect if the cell voltages or auxiliary ADC inputs exceed an upper or lower limit defined by the user. The AD7280A has cell balancing interface outputs designed to control external FET transistors to allow discharging of individual cells.The AD7280A includes a built in self-test feature that internally applies a known voltage to the ADC inputs.There is a daisy-chain interface that allows up to eight parts to be stacked without the need for individual device isolation.The AD7280A requires only one supply pin that takes 6.5 mA under normal operation, while converting at 1 MSPS.All this functionality is provided in a 48-lead LQFP package operating over a temperature range of ?40?C to +105?C.APPLICATIONS Lithium ion battery monitoring Electric and hybrid electric vehicles Power supply back up Power tools

The ADP1607 is a high efficiency, synchronous, fixed frequency, step-up dc-to-dc switching converter with an adjustable output voltage between 1.8 V and 3.3 V for use in portable applications.The 2 MHz operating frequency enables the use of small footprint, low profile external components. Additionally, the synchronous rectification, internal compensation, internal fixed current limit, and current mode architecture allow for excellent transient response and a minimal external part count.Other key features include fixed PWM and light load PFM mode options, true output isolation, thermal shutdown (TSD), and logic controlled enable. Available in a lead-free, thin, 6-lead LFCSP package, the ADP1607 is ideal for providing efficient power conversion in portable devices.APPLICATIONS 1-cell and 2-cell alkaline and NiMH/NiCd powered devices Portable audio players, instruments, and medical devices Solar cell applications Miniature hard disk power supplies Power LED status indicators

The LTC6655 is a complete family of precision bandgap voltage references, offering exceptional noise and drift performance. This low noise and drift is ideally suited for the high resolution measurements required by instrumentation and test equipment. In addition, the LTC6655 is fully specified over the temperature range of ?40?C to 125?C, ensuring its suitability for demanding automotive and industrial applications. Advanced curvature compensation allows this bandgap reference to achieve a drift of less than 2ppm/?C with a predictable temperature characteristic and an output voltage accurate to ?0.025%, reducing or eliminating the need for calibration.The LTC6655LN Low Noise comes with a noise reduction pin that enables reduction of wideband noise with the addition of a single capacitor.The LTC6655 can be powered from as little as 500mV above the output voltage to as much as 13.2V. Superior load regulation with source and sink capability, coupled with exceptional line rejection, ensures consistent performance over a wide range of operating conditions. A shutdown mode is provided for low power applications.The LTC6655 references are offered in an 8-lead MSOP package and an 8-lead LS8 package. The LS8 is a 5mm ? 5mm surface mount hermetic package that provides outstanding stability.APPLICATIONS Instrumentation and Test Equipment High Resolution Data Acquisition Systems Weigh Scales Precision Battery Monitors Precision Regulators Medical Equipment

The HMC7144LC4 is a broadband driver amplifier for electro-absorption modulated lasers (EML) and supports data-rates up to 28.3 Gbps to meet the 100Gb Ethernet system requirements. The part provides the module designers scalable power dissipation for varying drive voltage characteristics of different modulators and the power consumption of the module can be set as low as 0.12W to 0.5W at 1.5Vpp and 2.2Vpp outputs amplitudes, respectively. The HMC7144LC4 supports wide range of supply voltages from 3.5V to 6V and delivering excellent time domain performance. The driver incorporates the unique feature, peak-detector with reference, which enables the continuous output amplitude monitoring without the need for an external high-frequency circuitry. The output amplitude and cross-point can be adjusted via control pins. The input and output are 50 Ohms matched and used AC coupled. The HMC7144LC4 is in robust leadless 4x4mm ceramic surface mountable package.APPLICATIONS Operation up to 28.3 Gbps Low DC Power Dissipation: 0.12W for 1.5Vpp swing @ 3.5V supply 0.50W for 2.3Vpp swing @ 6V supply Adjustable Output Amplitude from 1.2Vpp to 2.3Vpp Integrated Peak Detector 24 Lead Ceramic 4x4mm SMT Package: 16 mm2

Demonstration circuits 1387A-A and A-B are Ultralow Power Boost Converters with Output Disconnect featuring the LT8410 and LT8410-1. Both versions convert a 3V-10V source. The -A version supplies 1.6mA at 3VIN and the -B supplies 0.5mA. Both versions feature a low noise variable off-time and variable peak current control scheme, integrated Schottky diode and output disconnect function, ultralow quiescent current, built-in soft-start and overvoltage protection.

The AD9176 is a high performance, dual, 16-bit digital-to-analog converter (DAC) that supports DAC sample rates up to 12.6 GSPS. The device features an 8-lane, 15.4 Gbps JESD204B data input port, a high performance, on-chip DAC clock multiplier, and digital signal processing capabilities targeted at single-band and multiband direct to radio frequency (RF) wireless applications.The AD9176 features three complex data input channels per RF DAC datapath. Each input channel is fully bypassable. Each data input channel (or channelizer) includes a configurable gain stage, an interpolation filter, and a channel numerically controlled oscillator (NCO) for flexible, multiband frequency planning. The AD9176 supports an input data rate of up to a 3.08 GSPS complex (inphase/quadrature (I/Q)), or up to 6.16 GSPS non-complex (real), and is capable of allocating multiple complex input data streams to the assigned channels for individual processing. Each group of three channelizers is summed into a respective main datapath for additional processing when needed. Each main datapath includes an interpolation filter and one 48-bit main NCO ahead of the RF DAC core. Using the modulator switch, the outputs of a main datapath can be either routed to DAC0 alone for operating as a single DAC, or routed to both DAC0 and DAC1 for operating as a dual, intermediate frequency DAC (IF DAC).The AD9176 also supports ultrawide data rate modes that allow bypassing the channelizers and main datapaths to provide maximum data rates of up to 6.16 GSPS as a single, 16-bit DAC, up to 3.08 GSPS as a dual, 16-bit DAC, or up to 4.1 GSPS as a dual, 12-bit DAC.The AD9176 is available in a 144-ball BGA_ED package.Applications Wireless communications infrastructure Multiband base station radios Microwave/E-band backhaul systems Instrumentation, automatic test equipment (ATE) Radars and jammersProduct Highlights A low power, multichannel, dual DAC design reduces power consumption in higher bandwidth and multichannel applications, while maintaining performance. Supports single-band and multiband wireless applications with three bypassable complex data channels per RF DAC, or configurations that use the two main datapaths as two wideband complex data channels when using the built in modulator switch. A maximum complex data rate (per I or Q) of up to 3.08 GSPS with 16-bit resolution, and up to 4.1 GSPS with 12-bit resolution. The AD9176 can be alternatively configured as a dual DAC, with each DAC operating across an independent JESD204B link, at the previously described data rates. Ultrawide bandwidth single-DAC modes, supporting up to 6.16 GSPS data rates with 16-bit resolution.