• ADF4355-2-2 auto bleed current

    The windows application auto calculates the negative bleed current, even if FRAC1 and FRAC2 are not 0, but from the ADF4355-2 Rev C page 25, :

    "Use negative bleed only when operating in fractional-N mode,
    that is, FRAC1 = FRAC2 = 0. Do not use negative…

  • ADA4896-2\ADA4897-1\ADA4897-2


  • ADV7623 support 4K/30p 4:2:2 ?


    I want to know ADV7623 Support Video Format.

    ADV7623 support 4K/30p 4:2:2?

    ADV7623 TDMS Frequency:225MHz.

    So,I think ADV7623 support 4K/30p 4:2:2.

    Did anyone use 4K/30p 4:2:2 at ADV7623 Eva Board? 

    Best Regards.


  • Connect with 2 jtags to 2 Processors

    I'm trying to connect with 2 jtags to 2 processors , BF547 and BF512, at the same time with no succes.

    I have no Problem to connect to each one of them separatly.

    I know that it's Posible to connect to 2 processors at the same time .

    Do you…

  • AD7865AS-2 and ad7865ASZ-2差异?

      在设计中采用AD7865 4通道ADC采集数据,由于采购问题,第一次采购的了AD7865AS-2,

    第二次采购回来的是 AD7865asz-2. 通过数据手册查看到二者没有区别,但是在使用中对于同样的



    AD7865AS-2             AD7865ASZ-2

    8196                        2049      

    9347                        2348

    10680                        2677

  • YCbCr(4:2:2) 8-bit output

    hi all,

    Please reslove this..

    i am using ADV76111 HDMI receiver..  and connecting it to SH7724.

    We are connecting P[15:8] pins of ADV7611 to SH7724.

    Which option is required to set YCbCr(4:2:2) 8-bit output on P[15:8]?


    Options to set video are…

  • ADV7611 - Force output to 4:2:2


    I have a board with ADV7611, and the output video must be in 4:2:2 format.

    However the input video can be 4:2:2 and 4:4:4.

    In ADV7611 Reference Manual, in page 86 said:

         For a 4:4:4 HDMI input stream to the ADV7611

              The DPP section filters…

  • Difference between the ADA4661-2 and ADA4666-2

    What is the major difference between the ADA4661-2 and ADA4666-2?


    The ADA4661-2 is designed to have a lower offset voltage (correspondingly,
    higher common mode rejection) than the ADA4666-2. The ADA4661-2 uses Analog
    Devices Inc. patented…
  • ADF4360-2, devide-by-2 option and duty


    I have received a question at ADF4360-2 from the customer that, "By using devide-by-2 option for 2GHz VCO output, does it result to output 1GHz of 50% duty ?"

    He said he is now having external discrete components of 1/2 dividing for VCO…

  • ADV7619 20-bit 4:2:2 pin mapping


    ADV7619 HW User Guide (UG-237), Pg 27 lists PIXEL PORT OUTPUT MODES.  I am interested in setting 0x8d for 20-bit SDR 4:2:2 Mode 3.  The tables in Appendix C doesn't list setting 0x8d.  Would it be similar to 0x81 which is on pg 199, Table 77, col…