• Power-up/Power-down Sequence VSS VDD Vctrl HMC649A Digital Phase Shifter

    Hi, 

    What is the recommended Power-up/Power-down Sequence of VSS, VDD, and 6-bit +ve V-CTRL signals for HMC649A Digital Phase Shifter?

    Is the following sequencing correct ?

    Power-On: VSS, VDD, and Vctrl 

    Power-Off: Vctrl, VDD, and VSS 

    Could this device …

  • HMC649A switching time

    Hi Experts:

    Could you provide the switching time requirement for HMC649A, thanks!

  • HMC649A - connections

    Hi everyone,

    I recently acquired a phase shifter on a evaluation board (HMC649ALP6E).

    When I connect the only the power supply to the shifter, current is about 10 mA. If I connect RFin, the current goes higher, and current limiter activates (I set it…

  • RE: HMC649A

    This question has been assumed as answered either offline via email or with a multi-part answer. This question has now been closed out. If you have an inquiry related to this topic please post a new question in the applicable product forum.

    Thank you,
  • 总有一款适合您——最新《RF和微波IC选型指南》PDF免费下载ing

    天线到数字以及数字到天线……ADI凭借领先的射频技术能力、系统知识与工艺技术,提供直流到90 GHz以上、涵盖整个RF信号链最丰富多样的RF IC组合。

     

    面对上千款的RF IC产品,如何选出最适合自己应用的哪一款呢?ADIRF和微波IC》最新选型指南来帮您。(附件)

     

    最新版的《RF和微波IC》选型指南主要包括RF放大器、可变增益放大器、衰减器、RF混频器、I/Q调制器和解调器、集成式收发器……


  • RE: 36GHz RF oscillation signal source

    You need a PLL which drives a frequency doubler which drives an amplifier. Possible choices might be ADF4371 (PLL),  HMC1105 (frequency doubler) and HMC7229 (amplifier). These are not the only choices.

      PDF

  • RE: Query

    This part is EAR99. The attached RFIC selection guide lists the ECCN codes for all of ADI's RF products.

     PDF