Amplifiers
Analytical expressions for the relationships between the transimpedance gain and S-parameters, equivalent input noise current density and noise figure for high-speed optical transimpedance amplifier design are proposed in this article. This technique i...
May 12, 2011
Optoelectronic integrated circuits (OEIC) have attracted the interest of many researchers because of their important role in the hardware for information technology. The optical receivers have key roles in high-speed optical fiber communications, in high-speed chip-to-chip interconnections in computers, efficient networking between computers and in other diverse areas such...
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May 12, 2011
Cellular service providers are struggling to keep up with the surging demand for data services. As this demand continues to outstrip the available infrastructure capacity, operators are recognizing the need for heterogeneous network deployments. This trend, from voice-centric macro base stations to lower power, wider bandwidth small cell, distributed...
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May 12, 2011
The Mini-Circuits PMA2-162LN+ is an ultra low noise MMIC amplifier covering 0.7 to 1.6 GHz with a unique combination of low noise and high IP3 making it ideal for sensitive receiver applications. The design operates on a single 4 V supply and is internally matched to 50 ohms. It...
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May 12, 2011
NXP Semiconductors has introduced an ultra high frequency (UHF) 600 W RF power transistor that is a LDMOS device for broadcast transmitters and industrial applications. The BLF888A is the most powerful LDMOS broadcast transistor in the market to date. For a DVB-T signal over the full UHF band from...
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May 12, 2011
Avago Technologies announced additions to its family of the market’s smallest RF amplifiers. The new VMMK-3xxx amplifiers leverage Avago WaferCap chip scale packaging (CSP) technology to offer an ultra-small footprint of 1.0 by 0.5 by 0.25 mm. The amplifiers bring a host of new functionality to the existing Avago...
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May 3, 2011
TriQuint Semiconductor Inc. has announced the availability of three new innovative, efficient TriAccess™ line amplifiers that can replace multiple devices in CATV/FTTH systems. All products are being announced in conjunction with the ANGA Cable Show for broadband and satellite manufacturers and system operators (Cologne, Germany, 3-5 May 2011). TriQuint...
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May 2, 2011
Norden Millimeter Inc. announced the appointment of TGI Ltd., and Microwave Components Marketing (MCM) as its technical sales representative in the United States. MCM will represent Norden in the State of Florida while TGI Ltd., will represent Norden in IL, MO and WI. Both MCM and TGI Ltd., have...
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April 27, 2011
Avago Technologies announced four low noise amplifiers (LNA) to extend the RF performance and diversity of its LNA portfolio. The new modules feature high linearity that improves an application’s ability to distinguish between desired signals and spurious signals received close together. The MGA-6x606 LNAs target WiFi and WiMAX data...
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April 27, 2011
M/A-COM Technology Solutions Inc. introduced the MAAD-008866, a 6-bit, 0.5 dB step digital attenuator for 75 Ohm systems operating up to 1 GHz. This attenuator is designed for use when high accuracy, low power consumption (4 microAmps typical at 5 V, steady-state) and low intermodulation products are required. The...
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