GaAs PHEMT RF Switch with 100 MHz to 4 GHz Frequency Range 50 Ω Nonreflective Design and 57 dB High Isolation
Specifications
MFR:
ADI
Product Number:
HMC349AMS8GE
Description:
IC RF SWITCH SPDT 4GHZ 8MSG
Highlight:
100 MHz to 4 GHz RF Switch
,50 Ω Nonreflective RF Switch
,57 dB High Isolation GaAs PHEMT Switch
Introduction
HMC349AMS8GE is a gallium arsenide (GaAs) pseudo - morphic high electron mobility transistor (PHEMT)
The HMC349AMS8GE is a gallium arsenide (GaAs), pseudo - morphic high electron mobility transistor (PHEMT), single - pole, double - throw (SPDT) switch.
Functions
- Frequency Range: It is specified for operation from 100 MHz to 4 GHz.
- Impedance Design: Features a nonreflective, 50 Ω design, which helps in minimizing signal reflections and ensuring efficient power transfer.
- High Isolation: Provides high isolation of up to 57 dB at 2 GHz, reducing interference between different signal paths.
- Low Insertion Loss: Has a low insertion loss of 0.9 dB at 2 GHz, ensuring that the signal strength is maintained during switching.
- High Input Linearity: Exhibits high input linearity with a 1 dB power compression (P1dB) of 34 dBm typical and a third - order intercept (IP3) of 52 dBm typical, making it suitable for handling high - power signals without significant distortion.
- High Power Handling: Can handle high power levels, with 33.5 dBm through - path power and 26.5 dBm terminated - path power.
- Power Supply and Control: Operates with a single positive supply voltage ranging from 3 V to 5 V and provides a CMOS - / TTL - compatible control interface, which allows for easy integration with other digital circuits. It also has an all - off state control feature.
- Package Type: Comes in an 8 - lead mini small outline package with an exposed pad (MINI_SO_EP), which helps in heat dissipation and provides a compact form factor for PCB layout.
Applications
- Cellular/4G Infrastructure: Due to its high isolation, low insertion loss, and high power - handling capabilities, it is well - suited for use in cellular base stations and other 4G infrastructure components to manage signal routing and switching.
- Wireless Infrastructure: Used in various wireless communication systems, such as Wi - Fi access points and microwave radios, to optimize signal transmission and reception.
- Mobile Radios: Applicable in mobile radio devices, including walkie - talkies and mobile communication terminals, to ensure reliable communication by efficiently switching between different frequency bands or signal paths.
- Test Equipment: Can be employed in test and measurement equipment, such as signal generators, network analyzers, and spectrum analyzers, for precise signal routing and switching during testing procedures.
- Cellular and 4G Infrastructure: In cellular base stations, it is used for signal routing and switching. For example, it can be used to switch between different antennas or between the transmit and receive paths.
- Wireless Infrastructure: It is applied in various wireless communication systems such as Wi - Fi access points and microwave radios.
- Mobile Radios: In mobile radio devices like walkie - talkies and mobile communication terminals, the HMC349AMS8GE can efficiently switch between different frequency bands or signal paths.
- Test Equipment: In test and measurement equipment such as spectrum analyzers, signal generators, and network analyzers, this switch is used for precise signal routing and switching.
- Radar and Electronic Warfare Systems: In radar systems, it can be used for antenna switching and signal path selection, helping to improve the performance of radar systems.
- Industrial Control Systems: In industrial control systems, it can be used for the remote control and switching of radio - frequency signals.
- Satellite Communication Systems: In satellite communication, it is used for signal routing and switching in the satellite transponder and ground station equipment.
- Medical Imaging Equipment: Some medical imaging equipment, such as MRI systems, may use high - frequency signals for imaging.
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