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  • DAC5687: whether the configuration of DAC5687 is feasible

    Part Number: DAC5687 Tool/software: I would like to inquire whether it is feasible to use the PLL mode of DAC5687 with CLK1 differential 60M and output 140M intermediate frequency signal. How to configure the capacitors and resistors of LPF? Is it possible…

  • DAC5687-EP: DAC5687 SPI Communication Error

    TI Thinks Resolved
    Part Number: DAC5687-EP Other Parts Discussed in Thread: DAC5687 Tool/software: Hi, I am trying to change register values of DAC5687 through SPI over 4-wire on our custom board. First write operation is to open 4-wire mode. However when I read back…
    • Answered

  • DAC5687: Toggle between Unipolar and Bipolar output

    Resolved
    Part Number: DAC5687 Other Parts Discussed in Thread: DAC5672 , DAC81404 Tool/software: Hi, I searched for a high-speed DAC by sorting as shown in the following URL, but I could not find any product that can use unipolar output and bipolar output separately…
    • Resolved

  • DAC5687: Timing spec questions

    Part Number: DAC5687 Hello, My customer has some questions about timings as follows. Q1: In datasheet figure 50, what ns is the minimum ts(TXENABLE)? Q2: Any minimum th(TXENABLE) spec? Q3: Datasheet specifies minimum ts(SDENB), but how about minimum th…
    • Answered

  • DAC5687: Regarding usage

    Resolved
    Part Number: DAC5687 Hi support team. I havea question regarding usage below. Is this usage correct? Input date stream rate : 8Mbps Mode : Dual-Clock mode Interpolation : x 2 Date transmitting mode : Interleave Bus Mode CLK1 frequency…
    • Resolved
    • Answered

  • DAC5687: Questions about RESTB

    Resolved
    Part Number: DAC5687 Hello, My customer gas some questions about RESETB as follows. Q1 How much is minimum LOW pulse width of RSTB to reset the DAC5687 during operation? Q2 How long should the RSETB be LOW after power up or supplying all clocks and stabilizing…
    • Resolved

  • DAC5687: Can I set Fdata to 250Msps and interpolate by 2 on both DACs independently?

    TI Thinks Resolved
    Part Number: DAC5687 I have two FPGA data streams running at 250Mhz with signals covering a range of 700Khz to 90MHz. I'd like to input the two real 250Mhz signals, bypass any mixing, just interpolate by 2 and have two outputs covering the same 90MHz…
    • Answered

  • DAC5687: CLK1/CLK1C, CLK2/CLK2C Differential Voltage (max)

    Resolved
    Part Number: DAC5687 Hello, The datasheet page 10 specifies minimum and typical CLOCK INPUT (CLK1/CLK1C, CLK2/CLK2C) differential voltage. My customer would also like to know the maximum value. Best regards, K.Hirano
    • Resolved
    • Answered

  • DAC5687: CLOCK INPUT differential voltage spec

    Resolved
    Part Number: DAC5687 Hello, My customer has a question about The CLOCK INPUT differential voltage specified in the datasheet (0.4V/min, 1V/typ). Which is it, (CLKX-CLKXC)pp or (CLKX-CLKXC)pp/2? Best regards, K.Hirano
    • Resolved

  • DAC5687: what is the end of life for the DAC5687

    TI Thinks Resolved
    Part Number: DAC5687 What is the End of Life for the DAC5687?

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