DC910A: Demo Board for the LT5557 400MHz to 3.8GHz 3.3V Active Downconverting Mixer.

DC912A: Demo Board for the LT3487 Boost and Inverting Switching Regulator for CCD Bias.

The LTC4267 combines an IEEE 802.3af compliant Powered Device (PD) interface with a current mode switching regulator, providing a complete power solution for PD applications. The LTC4267 integrates the 25k? signature resistor, classi?cation current source, thermal overload protection, signature disable and power good signal along with an undervoltage lockout optimized for use with the IEEE-required diode bridge. The precision dual level input current limit allows the LTC4267 to charge large load capacitors and interface with legacy PoE systems.The current mode switching regulator is designed for driving a 6V rated N-channel MOSFET and features programmable slope compensation, soft-start, and constant frequency operation, minimizing noise even with light loads. The LTC4267 includes an onboard error ampli?er and voltage reference allowing use in both isolated and nonisolated con?gurations.The LTC4267 is available in space saving, low pro?le 16-pin SSOP or DFN packages.Applications IP Phone Power Management Wireless Access Points Security Cameras Power over Ethernet

DC918C-A: Demo Board for the LTC2207 16-Bit, 105Msps ADC.

The LTC2205/LTC2204 are sampling 16-bit A/D converters designed for digitizing high frequency, wide dynamic range signals up to input frequencies of 700MHz. The input range of the ADC can be optimized with the PGA front end.The LTC2205/LTC2204 are perfect for demanding communications applications, with AC performance that includes 79dB SNR and 100dB spurious free dynamic range (SFDR). Ultralow jitter of 90fsRMS allows undersampling of high input frequencies with excellent noise performance. Maximum DC specs include ?4LSB INL, ?1LSB DNL (no missing codes). A separate output power supply allows the CMOS output swing to range from 0.5V to 3.6V.The ENC+ and ENC? inputs may be driven differentially or single-ended with a sine wave, PECL, LVDS, TTL or CMOS inputs. An optional clock duty cycle stabilizer allows high performance at full speed with a wide range of clock duty cycles.Applications Telecommunications Receivers Cellular Base Stations Spectrum Analysis Imaging Systems ATE

DC919A-E: Demo Board for the LTC2203 16-Bit, 25Msps ADCs.

DC919A-H: Demo Board for the LTC2206-14 14-Bit, 80Msps ADC.

The LTC3532 is a high efficiency, fixed frequency, buck-boost DC/DC converter that operates from input voltages above, below or equal to the output voltage. The topology incorporated in the IC provides a continuous transfer function through all operating modes, making the product ideal for single lithium-ion, multicell alkaline or NiMH applications where the output voltage is within the battery voltage range.The device includes two 0.36? N-channel MOSFET switches and two 0.42? P-channel switches. Switching frequencies up to 2MHz are programmed with an external resistor. Quiescent current is only 35?A in Burst Mode operation, maximizing battery life in portable applications. Automatic Burst Mode operation allows the user to program the load current for Burst Mode operation or to control it manually.Other features include a 1?A shutdown, soft-start control, thermal shutdown, and peak current limit. The LTC3532 is available in a low profile (0.75mm) 10-lead (3mm ? 3mm) DFN and 10-lead MSOP packages.Applications Miniature Hard Disk Drive Power Supply MP3 Players Handheld Instruments Digital Cameras Handheld Terminals

The LTC3736-2 is a 2-phase dual synchronous step-down switching regulator controller with tracking that drives external complementary power MOSFETs using few external components. The constant-frequency current mode architecture with MOSFET VDS sensing eliminates the need for sense resistors and improves efficiency. Power loss and noise due to the ESR of the input capacitance are minimized by operating the two controllers out-of-phase.Pulse-skipping operation provides high efficiency at light loads. 100% duty cycle capability provides low dropout operation, extending operating time in battery-powered systems.The switching frequency can be programmed up to 750kHz, allowing the use of small surface mount inductors and capacitors. For noise sensitive applications, the LTC3736-2 switching frequency can be externally synchronized from 250kHz to 850kHz. An internal soft-start, which can be lengthened externally, smoothly ramps the output voltage during start-up.The LTC3736-2 is available in the tiny thermally enhanced (4mm ? 4mm) QFN and 24-lead narrow SSOP packages. Max Current Sense Voltage Burst Mode Soft Start Spread Spectrum LTC3736 204mV Yes No No LTC3736-1 204mV No No Yes LTC3736-2 345mV No Yes No Applications One or Two Lithium-Ion Powered Devices Notebook and Palmtop Computers, PDAs Portable Instruments Distributed DC Power Systems

Demonstration circuit 934A features the LTC2607 dual 16-bit DAC. This device establishes a new board-density benchmark for 16-bit DACs and advances performance standards for output drive, load regulation, and crosstalk in single supply, voltage-output DACs.

DC962A-C: Demo Board for the LT6600-10 Very Low Noise, Differential Amplifier and 10MHz Lowpass Filter.

DC963B: Demo Board for the LT5560 0.01MHz to 4GHz Low Power Active Mixer.

DC966A: Demo Board for the LT5568 700MHz to 1050MHz High Linearity Direct Quadrature Modulator.

Demonstration circuit 967B is a single output high frequency step-down DC/DC controller featuring the low quiescent current LTC3835 in a 20-pin exposed pad TSSOP package. The DC967B is designed to generate a regulated 3.3V@5A output from 4.5V to 36V input voltage.

DC997B-E - Demo Board for the LTC2241-10 10-Bit, 210Msps ADC.

DC998A - Demo Board for the LTC4261 Negative Voltage Hot Swap Controllers with ADC and I2C Monitoring.

The HMC8200LP5ME is a highly integrated intermediatefrequency (IF) transmitter chip that converts the industrystandard 300 MHz to 400 MHz IF input signals to an 800 MHz to4000 MHz single-ended radio frequency (RF) signal at its output.The IF transmitter chip is housed in a compact 5 mm ? 5 mmLFCSP package and supports complex modulations up to1024 QAM. The HMC8200LP5ME simultaneously reduces thedesign complexity of traditional microwave radios while realizingsignificant size and cost improvements. With IF input powerranges from ?31 dBm to +4 dBm, the HMC8200LP5MEprovides 35 dB of digital gain control in 1 dB steps and ananalog voltage gain amplifier (VGA) continuously controls thetransmitter output power from ?20 dBm to +5 dBm.The device also features three integrated power detectors. Thefirst detector (LOG_IF) can be utilized to monitor the IF inputpower. The second detector (SLPD_OUT) is a square law powerdetector that monitors the power entering the mixer. The thirdpower detector (LOG_RF) is used to monitor the output power,which can be used for fine output power adjustment.Applications Point to point communications Satellite communications Wireless microwave backhaul systemsPlease also view complementary product HMC8100, Intermediate Frequency Receiver 800 MHz - 4000 MHz

The HMC832A is a 3.3 V, high performance, wideband, fractional-N, phase-locked loop (PLL) that features an integrated voltage controlled oscillator (VCO) with a fundamental frequency of 1500 MHz to 3000 MHz and an integrated VCO output divider (divide by 1, 2, 4, 6, ? 62) that enables the HMC832A to generate continuous frequencies from 25 MHz to 3000 MHz. The integrated phase detector (PD) and ?-? modulator, capable of operating at up to 100 MHz, permit wider loop bandwidths and faster frequency tuning with excellent spectral performance.Industry leading phase noise and spurious performance, across all frequencies, enable the HMC832A to minimize blocker effects, and to improve receiver sensitivity and transmitter spectral purity. A low noise floor (?160 dBc/Hz) eliminates any contribution to modulator/mixer noise floor in transmitter applications.The HMC832A is footprint compatible to the market leading HMC830 PLL with an integrated VCO. It features 3.3 V supply and an innovative programmable performance technology that enables the HMC832A to tailor current consumption and corresponding noise floor performance to individual applications by selecting either a low current consumption mode or a high performance mode for an improved noise floor performance.Additional features of the HMC832A include 12 dB of RF output gain control in 1 dB steps; an output mute function to automatically mute the output during frequency changes when the device is not locked; selectable output return loss; programmable differential or single-ended outputs, with the ability to select either output in single-ended mode; and a ?-? modulator exact frequency mode that enables users to generate output frequencies with 0 Hz frequency error; and a register configurable 3.3 V or 1.8 V serial port interface (SPI).Applications Cellular infrastructure Microwave radios WiMax, WiFi Communications test equipment CATV equipment DDS replacement Military Tunable reference sources for spurious-free performance

The HMC1023 is a 6th order, programmable bandwidth, fully calibrated, dual low pass filter. It features programmable 0 or 10 dB gain and supports arbitrary bandwidths from 5 MHz to 72 MHz. When calibrated, the bandwidth is accurate to +/-2.5%. Built-in filter bypass option enables wider bandwidths while maintaining programmed gain and common mode control settings.Integrated ADC driver, programmable input impedance, and adjustable output common mode voltage from 0.9 V to 3 V with 2 Vppd signal, or lower than 0.9 V common mode with lower signal swing enables simple interface while achieving maximum performance. Programmable bias settings enable performance/power dissipation trade-off optimized for each application.Filter calibration 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.Housed in a compact 5x5 mm SMT QFN package, the HMC1023 is pin and register compatible to the existing HMC900 programmable bandwidth Low Pass Filter. It requires minimal external components and provides a low cost alternative to more complicated switched discrete filter architectures.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 before or after?data converters for point-to-point fixed?wireless and cellular infrastructure?transceivers Software defined radio applications Anti-aliasing and reconstruction filters Test and measurement equipment ADC driver applications

The HMC1032LP6GE is a low-noise, wide-band clock generator IC with a fractional-N Phase Locked Loop (PLL) that features an integrated Voltage Controlled Oscillator (VCO). The device provides differential clock outputs between 125 and 350 MHz range. The HMC1032LP6GE features low noise Phase Detector (PD) and Delta-Sigma modulator, capable of operating at up to 100 MHz, permit wider loop-bandwidths with excellent spectral performance.The HMC1032LP6GE features industry leading phase noise and jitter performance, across the operating range, that enable it to improve link level jitter performance, Bit-Error-Rates (BER) and eye diagram metrics. The superior noise floor (