• 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 DigiTrim…

  • 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…

  • ADA4528-2 drive AD7172-2 + 10VDC load cell

    My question is if It´s possible to connect a load cell (+10VDC supply) with zero drift amplifier ADA4528-2 (+5VDC supply) for driving diferential input of AD7172-2 AD converter.

    You can see the schematic attached.


  • incorrect YUV 4:2:2 video from ADV7180

    We are using ADV7180 interfacing with i.MX27 processor.we are able to configure properly I2C bus,but  incorrect YUV 4:2:2 video is coming from ADV7180 output.please help.

  • ADA4857-2 and EVAL-ADA4857-2 evaluation board


    I recently bought the ADA4857-2 high speed opamp and the bare-board that allows me to prototype various circuits using the opamp. I want to create a circuit that converts the differential output coming from LTC5586 Zero IF IQ Demod board that I have…

  • ADV7842 Output Format  4:2:2 16-bit

    I want to use the ADV7842 in YCbCr 4:2:2 16-bit SDR output mode with an input of either HDMI, YPbPr or Computer graphics. It appears this should be possible.  I am trying to verify the hardware configuration for the P0 - P35 pins.  What are the correct…

  • 2 shunts to measure 2 loads with ADE7953


    This is my first post here.

    I want to measure two loads, both are connected to the same 230v line. Can I use a shunt for load 1 and another shunt for load 2?. Is it possible with ADE 7953 using channel A and Channel B?

    Best regards.

  • ADV7619 4:2:2 chroma subsampling filter issue


    We are using the ADV7619 in 4:2:2 16-bit mode output and we came across some kind of chroma subsampling issue.

    The ADV7619 is working at 1080p60 with a RGB-FULL computer source and here are some screenshots taken from our board while using a…