Electronic Design News

RFSW6131 SP3T Symmetric Switch

RFMD’s new RFSW6131 is a GaAs pHEMT Single-Pole Three-Throw (SP3T) switch designed for use in Cellular, 3G, LTE, and other high performance communications systems. It offers a symmetric topology with excellent linearity and power handling capability, while also 3V and 5V positive logic compatible.

Features:

• LF to 6000MHz Operation
• Low Loss: 0.5dB (2GHz)
• Isolation: 27dB (2GHz)
• High IP3: 56dBm
• P0.1dB: 31dBm (5V, 2.2GHz)
• DFN, 1.5mm x 1.5mm Package

Applications:

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30MHz to 1.4GHz I/Q Demodulator

Linear Technology announces the LTC5584, an ultrawide bandwidth direct conversion I/Q demodulator with outstanding linearity of 31dBm IIP3 and 70dBm IIP2. The device offers best-in-class demodulation bandwidth of over 530MHz, supporting the latest generation of LTE multimode, LTE Advanced receivers, as well as digital predistortion (DPD) receivers. The I/Q demodulator operates over a wide frequency range from 30MHz to 1.4GHz, covering a broad range of VHF and UHF radios and the 450MHz/700MHz...

RF High Power Front End Module

RFFM7600 5.0V, 2.5GHz TO 2.7GHz High Power Front End Module

RFMD’s new RFFM7600 FEM for 2.5GHz to 2.7GHz LTE/WiMAX contains a Power Amplifier with Tx harmonic filtering and Tx/Rx switching. RFFM7600 is provided in a 6mm x 6mm laminate package, incorporating surface mounted devices for filtering and matching.

Features

• Single Supply Voltage 5.0V
• 35dB Typical Gain Across Frequency Band
• POUT=24dBm, -48dBc ACPR LTE DL; 27dBm<2.5% EVM WiMAX
• 2.5GHz to 2.7GHz Frequency Range
• Integrated 3-Stage PA,...

Broadband RF Mixer

Linear Technology announces the LTC5567, a 300MHz to 4GHz downconverting mixer with outstanding IIP3 (Input Third Order Intercept) of 26.9dBm, low power consumption of 294mW, and wide IF bandwidth of 2.5GHz to support 4G wireless base stations and a wide range of high dynamic range receiver applications. The LTC5567’s wide 300MHz to 4GHz operating frequency range provides versatility in a single device, enabling operation in any of the cellular bands from 700MHz to 2.7GHz. The mixer features...

Femtocell Radio Reference Designs

The MAX2550 is a complete single-chip radio transceiver for UMTS band 1 femtocell applications. The RD2550 reference design is based on the MAX2550 and contains all of the relevant components necessary to design and build a competitive radio solution to support the base-station transceiver (BTS) frequency band: 1920MHz to 1980MHz (Rx) and 2110MHz to 2170MHz (Tx). The RD2550 also supports downlink monitoring of surrounding macrocells. This enables the system to select the most suitable...

Type TN WIFI/Bluetooth Module

The Type TN module is based on Texas Instruments WL1271L chipset supporting the standards for IEEE802.11 b/g/n WiFi, Bluetooth v4, including Bluetooth low energy (BLE) connectivity. The type TN module is intended for broad market use by incorporating additional features on-module to simplify customer implementation. The modules dimensions are 17.0 × 10.0 × 2.2 mm. WLAN host interface is SDIO, Bluetooth host interface is UART.

Features

• IEEE 802.11 b/g/n WiFi
• Bluetooth v4 with BT low...

Miniaturized SAW Filters

Telematics is becoming increasingly important for road transport and thus also in on-board automotive systems. The list of technologies linking telecommunications and IT is growing continuously for both passenger cars and utility vehicles. They include classical satellite-based navigation using systems such as GPS, Galileo, Glonass and mobile phones as well as mobile-phone supported traffic guidance systems and Internet access inclusive of local services. But also WLAN, emergency call systems...

Multi-Path RF Switch Modules

RFMD’s new Multi-Path Antenna Switch Modules offer very low insertion loss with excellent linearity performance. Each is ideal for multi-mode GSM, EDGE, UMTS, and LTE handset applications. These modules integrate low pass filtering on the GSM transmit paths, thus avoiding the need for external harmonic attenuation. They are compatible with +1.8V control logic and are packaged in compact module packages allowing for a small solution size with no need for external DC blocking capacitors when...