• HMC252

    Hello,

    I am planning to use HMC252 in my new project which is based on RF - UHF band. I need detailed layout guideline and PCB stack up guideline for this device.

    Few basic questions :

    1. Does it require specific laminate for PCB stackup or any laminate…
  • HMC252 works abnormally

    We’re using HMC252 in a Bluetooth application. At first, the HMC252 was working correctly, but later on 1 out of the 6 channels is broken (very high DC impedance while the control pins are set correctly). We then replaced the HMC252 with a new chip, that…

  • Termination needed for unused ports? HMC252

    I'm using 5 RF ports (out of 6) of HMC252, the unused one is left float. during test,the received signal is very poor. My question is do I need to connect the unused RF port to GND via a 50ohm resistor? I thought the IC did this termination inside.…

  • HMC252A RF port DC connection

    Hello,

    Is it possible to connect HMC252 RF output port directly to GND?

    Thanks and best regards.

  • Queries about HMC284AMS8G Crosstalk

    hi, all     We use HITTITE's HMC284AMS8G some questions, please help deal with that when HMC284 for low frequency (1Mhz below) there was a clear Cross Talk, but we've no problem with the HMC252, please help analyze how to deal with this case        Details…

  • TAGS LIST: Switches/Multiplexers

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    AD8109
    AD8110
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    AD8112
    AD8113
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    AD8175
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    AD8186
    ADV3200
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    ADV3205
    ADV3224
    ADV3225
  • EV1HMC252AQS24

    I have an evaluation board EV1HMC252AQS24 on hand. It is a new board. I tested it by connecting the RFC port to a waveform generator and RF1-6 port to an oscilloscope. The input signal was a square wave with a frequency of 1MHz and a Vpp of 4V.

    1. At the…