The AD5121/AD5141 potentiometers provide a nonvolatilesolution for 128-/256-position adjustment applications, offeringguaranteed low resistor tolerance errors of ±8% and up to ±6 mAcurrent density in the A, B, and W pins.The low resistor tolerance and low nominal temperature coefficientsimplify open-loop applications as well as applications requiringtolerance matching.The linear gain setting mode allows independent programmingof the resistance between the digital potentiometer terminals,through RAW and RWB string resistors, allowing very accurateresistor matching.The high bandwidth and low total harmonic distortion (THD)ensure optimal performance for ac signals, making it suitablefor filter design.The low wiper resistance of only 40 Ω at the ends of the resistorarray allows for pin-to-pin connection.The wiper values can be set through an SPI-/I2C-compatible digitalinterface that is also used to read back the wiper register andEEPROM contents.The AD5121/AD5141 is available in a compact, 16-lead, 3 mm ×3 mm LFCSP. The devices are guaranteed to operate over theextended industrial temperature range of −40°C to +125°C.APPLICATIONS Portable electronics level adjustment LCD panel brightness and contrast controls Programmable filters, delays, and time constants Programmable power supplies

The ADA4945-1 is a low noise, low distortion, fully differential amplifier with two selectable power modes. The device operates over a broad power supply range of 3 V to 10 V. The low dc offset, dc offset drift, and excellent dynamic performance of the ADA4945-1 makes it well suited for a variety of data acquisition and signal processing applications. The device is an ideal choice for driving high resolution, high performance successive approximation register (SAR) and Σ-Δ analog-to-digital converters (ADCs) on 4 mA of quiescent current (full power mode). The device can also be selected to operate on 1.4 mA of quiescent current (low power mode) to scale the power consumption to the desired performance necessary for an ADC drive application. The adjustable common-mode voltage allows the ADA4945-1 to match the input common-mode voltage of multiple ADCs. The internal common-mode feedback loop provides exceptional output balance, as well as suppression of even order harmonic distortion products.With the ADA4945-1, differential gain configurations are achieved with a simple external feedback network of four resistors determining the closed-loop gain of the amplifier. The ADA4945-1 is fabricated using Analog Devices, Inc., proprietary, silicon germanium (SiGe), complementary bipolar process, enabling the device to achieve low levels of distortion with an input voltage noise of only 1.8 nV/√Hz (full power mode).The ADA4945-1 is available in a RoHS-complaint, 3 mm × 3 mm, 16-lead LFCSP. The ADA4945-1 is specified to operate from −40°C to +125°C.Applications Low power Σ-Δ, PulSAR®, and SAR ADC drivers Single-ended to differential converters Differential buffers Medical imaging Process control Portable electronics

The ADAU1850 is a codec with three inputs and one output that incorporates one digital signal processor. The path from the analog input to the DSP core to the analog output is optimized for low latency and is ideal for noise canceling earphones. With the addition of a few passive components, the ADAU1850 provides a complete headset solution.The ADAU1850 is provided in a small, 28-ball, 2.957 mm × 1.757 mm wafer level chip scale package (WLCSP).APPLICATIONS Noise canceling handsets, headsets, and headphones Bluetooth active noise canceling (ANC) handsets, headsets, and headphones Personal navigation devices Digital still and video cameras Musical instrument effect processors Multimedia speaker systems Smartphones

The ADL8105 is a gallium arsenide (GaAs), monolithic microwave integrated circuit (MMIC), pseudomorphic high electron mobility transistor (pHEMT), low noise wideband amplifier that operates from 5 GHz to 20 GHz.The ADL8105 provides a typical gain of 27 dB at 12 GHz to 17 GHz, a 1.8 dB typical noise figure from 12 GHz to 17 GHz, a typical output third-order intercept (OIP3) of 30.5 dBm at 12 GHz to 17 GHz, and a saturated output power (PSAT) of up to 20.5 dBm, requiring only 90 mA from a 5 V supply voltage. The power dissipation can be lowered at the expense of OIP3 and output power (POUT). The ADL8105 also features inputs and outputs that are internally matched to 50 Ω. The RFIN and RFOUT pins are internally ac-coupled, and the bias inductor is also integrated, making it ideal for surface-mounted technology (SMT)-based, high capacity microwave radio applications.The ADL8105 is housed in an RoHS-compliant, 2 mm × 2 mm, 8-lead LFCSP package.APPLICATIONSTelecommunicationsSatellite communicationsMilitary radarWeather radarElectronic warfareInstrumentation

The ADN4622/ADN4624 are quad-channel, signal isolated, low-voltage differential signaling (LVDS) buffers that operate at up to 2.5 Gbps with very low jitter. The devices integrate Analog Devices, Inc., iCoupler® technology, enhanced for high-speed operation to provide drop-in galvanic isolation of LVDS signal chains. AC coupling and/or level shifting to the LVDS receivers and from the LVDS drivers allows isolation of other high-speed signals such as current-mode logic (CML).The ADN4622/ADN4624 include a refresh mechanism to monitor the input and output states and ensure they remain the same in the absence of data transitions. For lower power consumption and high-speed operation with low jitter, the LVDS and isolator circuits rely on 1.8 V supplies. The ADN4622/ADN4624 are fully specified over a wide industrial temperature range and are available in a 28-lead, wide-body, finer pitch SOIC_W_FP package with 8.3 mm creepage and clearance (for 5.7 kV rms or 8 kVPEAK surge and impulse voltages and reinforced insulation at AC mains voltages) or 6 mm × 6 mm LFCSP package with 1.27 mm creepage and clearance (for basic/functional isolation).APPLICATIONS Isolated video and imaging data Analog front-end isolation Data plane isolation Isolated high speed clock and data links Multi-gigabit SERDES Board-to-board optical replacement (for example, short reach fiber)

The ADPA7009-2 is a gallium arsenide (GaAs), pseudomorphic high-electron-mobility transistor (pHEMT), monolithic microwave integrated circuit (MMIC), 0.5 W power amplifier with an integrated temperature-compensated, on-chip power detector that operates between 20 GHz and 54 GHz. The amplifier provides a gain of 17.5 dB, an output power for 1 dB compression (OP1dB) of 28 dBm, and a typical output third-order intercept (OIP3) of 34.5 dBm at 20 GHz to 35 GHz. The ADPA7009-2 requires 850 mA from a 5 V supply voltage (VDDx). The RF input and outputs are internally matched and DC-blocked for ease of integration into higher level assemblies. Most of the typically required external passive components for operation (AC coupling capacitors and power supply decoupling capacitors) are integrated, which facilitates a small, compact printed circuit board (PCB) footprint. The ADPA7009-2 is available in a 5.00 mm × 5.00 mm, 24-terminal chip array, small outline, no lead cavity [LGA_CAV] package.APPLICATIONS Military and space Test instrumentation

The LTM4652 is a source/sink dual ±25A or single ±50A output switching mode step-down DC/DC μModule® (micromodule) regulator with ±1.5% total DC output error. Included in the package are the switching controllers, power MOSFETs, inductors and all supporting components. Operating from an input voltage range of 4.5V to 18V, the LTM4652 supports two outputs with an output voltage range of 0.6V to 7.5V, each set by a single external resistor. Its high efficiency design delivers up to ±25A continuous current for each output. Only a few input and output capacitors are needed. Adjustable control loop compensation allows for fast transient response to minimize output capacitance when powering FPGAs, ASICs, and processors.Fault protection features include input and output overvoltage and bidirectional overcurrent protection. The LTM4652 is offered in a 16mm × 16mm × 4.92mm BGA package.APPLICATIONS Test and Measurement Instrumentation Telecom and Networking Equipment Industrial Equipment

The AD629 is a difference amplifier with a very high input, common-mode voltage range. It is a precision device that allows the user to accurately measure differential signals in the presence of high common-mode voltages up to ±270 V. The AD629 can replace costly isolation amplifiers in applications that do not require galvanic isolation. The device operates over a ±270 V common-mode voltage range and has inputs that are protected from common-mode or differential mode transients up to ±500 V.The AD629 has low offset, low offset drift, low gain error drift, low common-mode rejection drift, and excellent CMRR over a wide frequency range.The AD629 is available in low cost, 8-lead PDIP and 8-lead SOIC packages. For all packages (including die) and grades, performance is guaranteed over the industrial temperature range of −40°C to +85°C.Applications High voltage current sensing Battery cell voltage monitors Power supply current monitors Motor controls Isolation

The AD7142 and AD7142-1 are integrated capacitance-to-digital converters (CDCs) with on-chip environmental calibration for use in systems requiring a novel user input method. The AD7142 and AD7142-1 can interface to external capacitance sensors implementing functions such as capacitive buttons, scroll bars, or wheels.The CDC has 14 inputs channeled through a switch matrix to a 16-bit, 250 kHz sigma-delta (∑-Δ) capacitance-to-digital converter. The CDC is capable of sensing changes in the capacitance of the external sensors and uses this information to register a sensor activation. The external sensors can be arranged as a series of buttons, as a scroll bar or wheel, or as a combination of sensor types. By programming the registers, the user has full control over the CDC setup. High resolution sensors require minor software to run on the host processor. The AD7142 and AD7142-1 have on-chip calibration logic to account for changes in the ambient environment. The calibration sequence is performed automatically and at continuous intervals, when the sensors are not touched. This ensures that there are no false or nonregistering touches on the external sensors due to a changing environment.The AD7142 has an SPI-compatible serial interface, and the AD7142-1 has an I2C-compatible serial interface. Both parts have an interrupt output, as well as a general-purpose input/ output (GPIO). The AD7142 and AD7142-1 are available in a 32-lead, 5 mm × 5 mm LFCSP_VQ and operate from a 2.6 V to 3.6 V supply. The operating current consumption is less than 1 mA, falling to 50 μA in low power mode (conversion interval of 400 ms).ApplicationsPersonal music and multimedia playersCell phonesDigital still camerasSmart hand-held devicesTelevision, A/V, and remote controlsGaming consoles

The AD7147 CapTouch™ controller is designed for use with capacitance sensors implementing functions such as buttons, scroll bars, and wheels. The sensors need only one PCB layer, enabling ultrathin applications.The AD7147 is an integrated CDC with on-chip environmental calibration. The CDC has 13 inputs channeled through a switch matrix to a 16-bit, 250 kHz sigma-delta (Σ-Δ) converter. The CDC is capable of sensing changes in the capacitance of the external sensors and uses this information to register a sensor activation. By programming the registers, the user has full control over the CDC setup.High resolution sensors require minor software to run on the host processor.The AD7147 is designed for single electrode capacitance sensors (grounded sensors). There is an active shield output to minimize noise pickup in the sensor.The AD7147 has on-chip calibration logic to compensate for changes in the ambient environment. The calibration sequence is performed automatically and at continuous intervals as long as the sensors are not touched. This ensures that there are no false or non-registering touches on the external sensors due to a changing environment.The AD7147 has an SPI-compatible serial interface, and the AD7147-1 has an I2C®-compatible serial interface. Both parts have an interrupt output, as well as a GPIO. There is a VDRIVE pin to set the voltage level for the serial interface independent of VCC.The AD7147 is available in a 24-lead, 4 mm × 4 mm LFCSP and operates from a 2.6 V to 3.6 V supply. The operating current consumption in low power mode is typically 26 μA for 13 sensors.APPLICATIONS Cell phones Personal music and multimedia players Smart handheld devices Television, A/V, and remote controls Gaming consoles Digital still cameras