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  • DAC8728: DAC8728

    TI Thinks Resolved
    Part Number: DAC8728 Other Parts Discussed in Thread: DAC81408 Tool/software: Hello I have a question regarding the power sequencing of the DAC8728. A few years ago, one of your engineers responded that the power supplies could be applied in any order…

  • DAC8728: DAC8728

    Part Number: DAC8728 In our design, we are using DAC8728 chipsets to set Analog outputs. The issue is, we are not able to get the output range of -10V to +10V. Applied voltage details for DAC8728 are : AVDD = +15V, AVSS = -15V, DVDD = +3.3V, IOVDD = …
    • Answered

  • DAC8728: GND PIN connection

    Resolved
    Part Number: DAC8728 Are 54pin DGND and 25pin,30pin DGND of DAC8728 TQFP connected inside the IC?
    • Resolved

  • DAC8728: DAC8728 Gain and offset setting error

    Part Number: DAC8728 We are using the TI Part DAC8728. Currently applied DAC8728 Circuit set as below. 1. AVDD +12V, AVSS -12V 2. DVDD +5V 3. IOVDD +5V 4. REF +5V The desired value does not come out when setting Gain and offset value shown in datasheet…

  • DAC8728: On this DAC chip can you put unused Vout0-7 to Floating or Decoupled through gnd?

    TI Thinks Resolved
    Part Number: DAC8728 I am designing a PCB for production using the DAC8728 IC for use as a fast changing & high resolution voltage reference. However, the datasheet doesn't specify what to do with the Vout0-7 DAC output pins that aren't used. Can they…
    • Answered

  • DAC8728: DAC8728 Multi-Channel Design

    Resolved
    Part Number: DAC8728 I am working on a complex design that will require 16 DAC8728s for a total of 128 analog DAC channels. My plan is to use a 6U VME Style (but customized rack for the overall design that also involves other 6U cards with high-voltage…
    • Resolved
    • Answered

  • DAC8728: Strange Behavior of the DAC8728 when warmed up

    Resolved
    Part Number: DAC8728 Dear Sirs, I am testing the first samples of a new board where - among other things - there is one DAC8728 which schematic is attached here below. The DAC bus is properly managed with all required timings. No problems from this. My…
    • Resolved
    • Answered

  • DAC8728: Can Vref be changed while the DAC is active?

    Resolved
    Part Number: DAC8728 Hi data converters team! I'm posting this on behalf of my customer. This is for a test/measurement application. Can the vref value be changed while the DAC is enabled and active? Thanks, Lauren
    • Resolved

  • DAC8728: CLR Pin problem

    TI Thinks Resolved
    Part Number: DAC8728 Hi, In the datasheet, p.38 CLR' I take a truth table of DAC OUTPUT by CLR' and LDAC' CLR’ LDAC’ DAC OUTPUT LOW LOW X, Output are cleard to 0V LOW HIGH X, Output are cleard to 0V …

  • DAC8728: What happens if Reference Input Voltage is <1V?

    TI Thinks Resolved
    Part Number: DAC8728 Other Parts Discussed in Thread: DAC80508 , DAC80504 Hi, I'm posting this question on behalf of my customer. We have a new design which we use the DAC 8728 and I have a question. We want to use a programmable Vref, so we can have…

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