The HMC631LP3 & HMC631LP3E are high dynamic range Vector Modulator RFICs which are targeted for RF predistortion and feed-forward cancellation circuits, as well as RF cancellation, beam forming and amplitude/phase correction circuits. The I & Q ports of the HMC631LP3(E) can be used to continuously vary the phase and amplitude of RF signals by up to 360 degrees and 40 dB respectively, while supporting a 3 dB modulation bandwidth of 200 MHz. With an output IP3 of +26 dBm and output noise floor of -160 dBm/Hz (at maximum gain setting), the IP3/noise floor ratio is 186 dB.APPLICATIONS Cellular/3G & WiMAX Systems Wireless Infrastructure HPA & MCPA Error Correction Pre-Distortion or Feed-Forward Linearization Beam Forming & Nulling Circuits

The HMC624A is a 6-bit digital attenuator with a 31.5 dB attenuation control range in 0.5 dB steps.The HMC624A offers excellent attenuation accuracy and high input linearity over the specified frequency range from 100 MHz to 6.0 GHz. However, this digital attenuator features external ac grounding capacitors to extend the operation below 100 MHz.The HMC624A is integrated with two dies: a CMOS driver and a gallium arsenide (GaAs) RF attenuator. The CMOS driver provides both serial and parallel control of the RF attenuator. The device also features a user-selectable power-up state and a serial output port for cascading other serial controlled components.The HMC624A operates with a single positive supply voltage from 3 V to 5 V, and provides a CMOS-/TTL-compatible control interface.The HMC624A comes in a RoHS compliant, compact, 4 mm ? 4 mm LFCSP package, and is pin compatible to the HMC1122 except for the ACGx pins.Applications Cellular infrastructure Microwave radios and very small aperture terminals (VSATs) Test equipment and sensors Intermediate frequency (IF) and radio frequency (RF) designs?

The HMC646LP2(E) is an SPDT switch in a leadless DFN surface mount plastic package for use in transmit / receive and LNA protection applications which require very low distortion and high power handling of up to 40 watts with less than 10% duty cycle. This robust switch can control signals from 100 - 2100 MHz* and is ideal for TD-SCDMA / 3G repeaters, PMR, automotive telematics, and satellite subscriber terminal applications. The design provides exceptional P0.1 dB of +46 dBm and +74 dBm IIP3 on the Transmit (Tx) port. The failsafe topology provides a low loss path from Tx to RFC, when no DC power is available.APPLICATIONS LNA Protection & T/R Switching TD-SCDMA / 3G Infrastructure Satellite Subscriber Terminals Private Mobile Radio & Public Safety Handsets Automotive Telematics

The HMC700LP4(E) is a SiGe BiCMOS fractional-N frequency synthesizer. The synthesizer includes a very low noise digital phase frequency detector (PFD), and a precision controlled charge pump.The fractional synthesizer features an advanced deltasigma modulator design that allows both ultra-fine step sizes and very low spurious products. Spurious outputs are low enough to eliminate the need for costly Direct Digital Synthesis (DDS) references in many applications.The HMC700LP4(E) phase-frequency detector (PFD) features cycle slip prevention (CSP) technology that allows faster frequency hopping times.Ultra low in-close phase noise and low spurious also permit architectures with wider loop bandwidths for faster frequency hopping and low micro-phonics. FSK mode allows the synthesizer to be used as a simple low cost direct FM transmitter source.Applications Base Stations for Mobile Radio WiMAX Test & Measurement CATV Equipment Phased Array Applications Simple FSK Links DDS Replacement

The HMC504LC4B is a GaAs MMIC Low NoiseWideband Amplifier housed in a leadless 4?4 mm ceramicsurface mount package. The amplifier operatesbetween 14 and 27 GHz, providing up to 19 dB ofsmall signal gain, 2.2 dB noise figure, and output IP3of +26 dBm, while requiring only 90 mA from a +4Vsupply. The P1dB output power of up to +17 dBmenables the LNA to function as a LO driver for balanced,I/Q or image reject mixers. The HMC504LC4Balso features I/Os that are DC blocked and internallymatched to 50 ?, making it ideal for high capacitymicrowave radios or VSAT applications. This versatileLNA is also available in die form as the HMC-ALH476.APPLICATIONSThis HMC504LC4B is ideal for: Point-to-Point Radios Point-to-Multi-Point Radios Military & Space Test Instrumentation

The HMC753 is a GaAs MMIC Low Noise Wideband Amplifier housed in a leadless 4x4 mm plastic surface mount package. The amplifier operates between 1 and 11 GHz, providing up to 16.5 dB of small signal gain, 1.5 dB noise figure, and output IP3 of +30 dBm, while requiring only 55 mA from a +5V supply. The P1dB output power of up to +18 dBm enables the LNA to function as a LO driver for balanced, I/Q or image reject mixers. The HMC753 also features I/Os that are DC blocked and internally matched to 50 Ohms, making it ideal for high capacity microwave radios or VSAT applications. This versatile LNA is also available in die form as the?HMC-ALH444.Applications Point-to-Point Radios Point-to-Multi-Point Radios Military & Space Test Instrumentation.

The HMC859LC3 is a Divide-by-8 with Reset designed to support clock frequencies as high as 26 GHz. During normal operation, with the reset pin not asserted, the output toggles from its prior state on the positive edge of the clock. Asserting the reset pin forces the Q output low regardless of the clock edge state (asynchronous reset assertion). Reversing the clock inputs allows for negative-edge triggered applications. The HMC859LC3 also features an output level control pin, VR, which allows for loss compensation or for signal level optimization.All input signals to the HMC859LC3 are terminated with 50 ? to ground on-chip, and may be either AC or DC coupled. Outputs can be connected directly to a 50 ? terminated system, while DC blocking capacitors may be used if the terminating system is 50 ? to a non-ground DC voltage. The HMC859LC3 operates from a single -3.3 V DC supply and is available in a ceramic RoHS compliant 3x3 mm SMT package.APPLICATIONS High Speed Frequency Divider?(up to 26 GHz) Clock Synthesis Phase Locked Loops Broadband Test & Measurement

The HMC799LP3E is DC to 700 MHz Transimpedance amplifier designed for opto-electronic laser sensor applications, FDDI receivers and receiver systems employing optical to electrical conversion. This amplifier provides a single-ended output voltage that is proportional to an applied current at its input port. This current is typically provided by a photodiode. Operating from a single +5V supply, HMC799LP3E features very low input referred noise, and very large electrical input dynamic range exceeding 65 dB. 10 kOhm or 80 dB-Ohms transimpedance gain provides very good sensitivity at higher data rates.The output of HMC799LP3E is internally matched to 50 ohms. External matching is not necessary. The HMC799LP3E exhibits excellent gain and output power stability over temperature, while requiring a minimal number of external bias components.Applications Laser Sensor FDDI Receiver CATV FM Analog Receiver Wideband Gain Block Low Noise RF Applications

The HMC741 is an InGaP Heterojunction Bipolar Transistor (HBT) Gain Block MMIC SMT amplifier covering 0.05 to 3 GHz. Packaged in an industry standard SOT89, the amplifier can be used as a cascadable 50 Ohm RF or IF gain stage as well as a PA or LO driver with up to +18.5 dBm output power. The HMC741 offers 20 dB of gain with a +42 dBm output IP3 at 200 MHz, and can operate directly from a +5V supply. The HMC741 exhibits excellent gain and output power stability over temperature, while requiring a minimal number of external bias components.Applications Cellular/3G & WiMAX/4G Fixed Wireless & WLAN CATV, Cable Modem & DBS Microwave Radio & Test Equipment IF & RF Applications

The HMC794LP3E is a SiGe BiCMOS low noise programmable frequency divider in a 3 ? 3mm leadless surface mount package. The circuit can be programmed to divide from N = 1 to N = 4 in the 200 MHz to 2 GHz input frequency range. The high level output power (up to 10 dBm) with a very low SSB phase noise and 50% duty cycle makes this device ideal for low noise clock generation, LO generation and LO drive applications. Configurable bias controls allow power minimization of up to 20%.APPLICATIONS LO Generation with Low Noise Floor Clock Generators Mixer LO Drive Military Applications Test Equipment Sensors