The AD9910 is a direct digital synthesizer (DDS) featuringan integrated 14-bit DAC and supporting sample rates up to1 GSPS. The AD9910 employs an advanced, proprietary DDStechnology that provides a significant reduction in power consumptionwithout sacrificing performance. The DDS/DACcombination forms a digitally programmable, high frequency,analog output synthesizer capable of generating a frequencyagile sinusoidal waveform at frequencies up to 400 MHz.The user has access to the three signal control parameters thatcontrol the DDS: frequency, phase, and amplitude. The DDSprovides fast frequency hopping and frequency tuning resolutionwith its 32-bit accumulator. With a 1 GSPS sample rate, thetuning resolution is ~0.23 Hz. The DDS also enables fast phaseand amplitude switching capability.The AD9910 is controlled by programming its internal controlregisters via a serial I/O port. The AD9910 includes an integratedstatic RAM to support various combinations of frequency, phase,and/or amplitude modulation. The AD9910 also supports a userdefined, digitally controlled, digital ramp mode of operation. Inthis mode, the frequency, phase, or amplitude can be variedlinearly over time. For more advanced modulation functions, ahigh speed parallel data input port is included to enable directfrequency, phase, amplitude, or polar modulation.The AD9910 is specified to operate over the extended industrialtemperature range.Applications Agile local oscillator (LO) frequency synthesis Programmable clock generators FM chirp source for radar and scanning systems Test and measurement equipment Acousto-optic device drivers Polar modulators Fast frequency hopping

The AD9912 is a direct digital synthesizer (DDS) that features an integrated 14-bit digital-to-analog converter (DAC). The AD9912 features a 48-bit frequency tuning word (FTW) that can synthesize frequencies in step sizes no larger than 4 ?Hz. Absolute frequency accuracy can be achieved by adjusting the DAC system clock.The AD9912 also features an integrated system clock phase-locked loop (PLL) that allows for system clock inputs as low as 25 MHz.The AD9912 operates over an industrial temperature range, spanning ?40?C to +85?C.APPLICATIONS Agile LO frequency synthesis Low jitter, fine tune clock generation Test and measurement equipment Wireless base stations and controllers Secure communications Fast frequency hopping

The AD9988 is a highly integrated device with four 16-bit, 12 GSPS maximum sample rate, RF digital-to-analog converter (DAC) cores, and four 12-bit, 4 GSPS rate, RF analog-to-digital converter (ADC) cores. The device supports four transmitter channels and four receiver channels with a 4T4R configuration. This product is well suited for four-antenna TDD transmitter applications, where the receiver path can be shared between receiver and observation modes. The GPIO pins can be configured and toggled to support different user modes, while phase coherency is maintained. The maximum radio channel bandwidth supported is 1.2 GHz in a 4T4R configuration and a sample resolution of 16 bits. The AD9988 features a 16-lane 24.75 Gbps JESD204C or 15.5 Gbps JESD204B serial data port that allows up to eight lanes per transmit/receive link, an on-chip clock multiplier, and digital signal processing capability targeted at multiband direct to RF radio applications.APPLICATIONSWireless communications infrastructureW-CDMA, LTE, LTE-A, massive multiple input multiple output (MIMO)Point to point microwave, E-band, and 5G mmWaveBroadband communications systemsDOCSIS 3.0+ cable modem termination system (CMTS)Communication test and measurement systems

The ADA4807-1 (single), ADA4807-2 (dual), and ADA4807-4 (quad) are low noise, rail-to-rail input and output, voltage feedback amplifiers. These amplifiers combine low power, low noise, high speed, and dc precision to provide an attractive solution for a wide range of applications from high resolution data acquisition instrumentation to high performance battery-powered and high component density systems where power consumption is of key importance.With only 1.0 mA of supply current per amplifier, the ADA4807-1/ADA4807-2/ADA4807-4 feature the lowest input voltage noise?among high speed, rail-to-rail input/output amplifiers in the industry and offer a wide bandwidth, high slew rate, fast settling time, and excellent distortion performance. Additionally, these amplifiers offer very low input offset voltage and drift performance, making them ideal for driving multiplexed and high throughput?precision 16-/18-bit successive approximation registers (SARs) and 24-bit ?-? ADCs.These amplifiers are fully specified at +3 V, +5 V, and ?5 V supplies and can operate over the industrial ?40?C to +125?C?temperature range.The ADA4807-1 is available in 6-lead SOT-23 and space-saving 6-lead SC70 packages. The ADA4807-2 is available in an 8-lead?MSOP and a compact, 3 mm ? 3 mm, 10-lead LFCSP. The ADA4807-4 is available in a 14-lead TSSOP package.Applications High resolution analog-to-digital converter (ADC) drivers Portable and battery-powered instruments and systems? High component density data acquisition systems Audio signal conditioning Active filters

The HMC821LP6CE is a fully functioned Fractional-N Phase-Locked-Loop (PLL) Frequency Synthesizer with an Integrated Voltage Controlled Oscillator (VCO). The synthesizer consists of an integrated low noise VCO with a triband output, an autocalibration subsystem for low voltage VCO tuning, a very low noise digital Phase Detector (PD), a precision controlled charge pump, a low noise reference path divider and a fractional divider.The fractional synthesizer features an advanced delta-sigma modulator design that allows both ultra-fine step sizes and low spurious products. The phase detector (PD) features cycle slip prevention (CSP) technology to allow faster frequency hopping times. Ultra low in-close phase noise and low spurious also allows wider loop bandwidths for faster frequency hopping and low micro-phonics.For theory of operation and register map refer to the 'PLLs with Integrated VCO - RF VCOs' Operating Guide.Applications Cellular/4G Infrastructure Repeaters and Femtocells Communications Test Equipment CATV Equipment Phased Array Applications DDS Replacement? Very High Data Rate Radios

The HMC778LP6CE is a fully functioned Fractional-N Phase-Locked-Loop (PLL) Frequency Synthesizer with an integrated Voltage Controlled Oscillator (VCO). The input reference frequency range is DC to 350 MHz while the advanced delta-sigma modulator design in the fractional synthesizer allows both ultra-fine step sizes and very low spurious products. The highly integrated structure provides excellent phase noise performance over temperature, shock and process. In addition, the HMC778LP6CE offers frequency sweep and modulation features, external triggering, double-buffering, exact frequency control, phase modulation and more. The HMC778LP6CE is packaged in a leadless QFN 6 x 6 mm surface mount package.For theory of operation and register map refer to the 'PLLs w/ Integrated VCO - Microwave VCOs' Operating Guide.Applications VSAT Radio Microwave Point-To-Point Radios Test Equipment & Industrial Control Military End-Use Phased Array Applications FMCW Radar Systems

The HMC900LP5E is a 6th order, programmable bandwidth, fully calibrated, dual low pass filter. It features 0 or 10 dB input gain setting and supports arbitrary bandwidths from 3.5 to 50 MHz, and when calibrated, is accurate to ?2.5% of the desired bandwidth. It includes a filter bypass option with a bandwidth of 100 MHz, while retaining gain and common mode settings.Housed in a compact 5x5mm SMT QFN package, the HMC900LP5E requires minimal external components and provides a low cost alternative to more complicated switched discrete filter architectures. Filter calibration for the HMC900LP5E is accomplished with any reference clock rate from 20 to 80 MHz. One time programmable (OTP) memory offers unsurpassed flexibility allowing the user 'set and forget' parameters like gain, and bandwidth setting.Matched filter paths provide excellent quadrature balance, making the HMC900LP5E ideal for I/Q communications applications. The 6th order Butterworth transfer function delivers superior stop band rejection while maintaining both a flat passband and minimal group delay variation.Applications Baseband Filtering for A/D or?D/A Converters? Point-to-Point, Fixed Wireless &?Cellular Base Station Transceivers Integrated Direct Conversion Receiver (DCR)? Software Defined Radio Applications Test & Measurement Equipment

The HMC960LP4E is a digitally programmable dual channel variable gain amplifier. It supports discrete gain steps from 0 to 40 dB in precise 0.5 dB steps. It features a glitch free architecture to provide exceptionally smooth gain transitions. The device has matched gain paths which provide excellent quadrature balance over a wide signal bandwidth.The HMC960LP4E provides an SPI programmable input impedance of 100? differential or 400? differential (default).Externally controlled common mode output feature enables the HMC960LP4E to provide a flexible output interface to other parts in the signal path. Gain can be controlled via either a parallel interface (GC[6:0]) or via the read/write serial port (SPI).Housed in a compact 4x4mm (LP4) SMT QFN package, the HMC960LP4E requires minimal external components and provides a low cost alternative to more complicated switched amplifier architectures.Applications Baseband I/Q Transceivers Direct Conversion &?Low IF Transceivers Diversity Receivers ADC Drivers Adaptive Gain Control

The HMC966LP4E is a compact GaAs MMIC I/Q downconverter in a leadless RoHS compliant SM T package. This device provides a small signal conversion gain of 12 dB with a noise figure of 2.5 dB and 40 dBc of image rejection across the frequency band. The HMC966LP4E utilizes an LNA followed by an image reject mixer which is driven by an active x2 multiplier. The image reject mixer eliminates the need for a filter following the LNA, and removes thermal noise at the image frequency. I and Q mixer outputs are provided and an external 90? hybrid is needed to select the required sideband. The HMC966LP4E is a much smaller alternative to hybrid style image reject mixer downconverter assemblies, and is compatible with surface mount manufacturing techniques.Applications Point-to-Point &?Point-to-Multi-Point Radio Military Radar, EW & ELINT Satellite Communications

The HMC858LC4B is a 2:1 Selector designed to sup-port data transmission rates of up to 14 Gbps, and selector port operation of up to 14 GHz. The selector routes one of the two differential inputs to the differential output upon assertion of the proper select port. The HMC858LC4B also features an output level control pin, VR, which allows for loss compensation or for signal level optimization.All differential input signals to the HMC858LC4B are terminated with 50 ohms to ground on-chip, and may be either AC or DC coupled. The outputs of the HMC858LC4B may be operated either differentially or single-ended. Outputs can be connected directly to a 50 ohm terminated system, while DC blocking capacitors may be used if the terminating system is 50 ohms to a non-ground DC voltage. The HMC858LC4B operates from a single -3.3V DC supply and is available in a ceramic RoHS-compliant, 4?4 mm SMT package.APPLICATIONS 2:1 Multiplexer up to 14 Gbps 16G Fiber Channel Serial Data Transmission?up to 14 Gbps Redundant Path Switching Built-in Test Broadband Test & Measurement