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  • DAC80508: STM32U5 SPI update of DAC80508 via DMA and PWM Timer

    Resolved
    Part Number: DAC80508 Tool/software: I have connected the DAC80508 EVB to a STM32U5 Nucleo testboard. The DAC chip-select (CS) shall be driven from the microcontroller via DMA and a timer (PWM). I'm sending 4 samples, each a 32bit word. The DAC is by…
    • Resolved
    • Answered

  • DAC80508-04EVM: DAC80508 SPI SDO (MISO) not working

    Resolved
    Part Number: DAC80508-04EVM Other Parts Discussed in Thread: DAC80508 Tool/software: I'm getting some unexpected behavior with the SPI bus. I'm hooked into an NXP RT1176 chip using the LPSPI1 bus. I've verified the timing looks good from the MCU: data…
    • Resolved

  • DAC80508: IF TI have the more channel DAC ,spec same as DAC80508

    Part Number: DAC80508 Other Parts Discussed in Thread: DAC80516 Tool/software: hi sir we use the DAC80508 in our fiber Device now, we need more channel in the circuit, did you have any suggestion? without AMP internal, VCC:3~5v,Daisy chain …
    • Answered

  • DAC80508-04EVM: DAC80508-04EVM

    Resolved
    Part Number: DAC80508-04EVM Tool/software: Hi, I recently ordered a DAC80508-04EVM and have been playing around with the GUI. It is currently directly connected from my computer to the board via a microusb cable. However, suddenly I lost connection and…
    • Resolved

  • DAC80508: DAC80508

    TI Thinks Resolved
    Part Number: DAC80508 Hello, I would like to have more specific information about the TUE. I noticed regarding the DAC80508 component that the TUE reported on the datasheet has typical values of 0.05% and maximum values of 0.1%FSR. I found on some documents…
    • Answered

  • DAC80508: dac80508

    Resolved
    Part Number: DAC80508 Hello everyone, I would like to know the TUE of the DAC80508 using the internal reference, a gain of 2, and a divider of 1. Thank you Luigi
    • Resolved

  • DAC80508: Allowable access time

    TI Thinks Resolved
    Part Number: DAC80508 Tool/software: Hi, I would like to confirm available update cycle for DAC register. My customer would like to update 8ch DAC at the same time. To realize this, I understood that user need to write eight DAC register to store desired…
    • Answered

  • DAC80508: Dac channel output is not available / inconsistent.

    Resolved
    Part Number: DAC80508 Tool/software: Hey i am using the DAC80508ZRTER IC and the output that I am getting is inconsistent : It works when I am outputting a constant value, but when I am trying to output a ramp or a sinusoidal wave it either tends to stay…
    • Resolved

  • DAC80508: Programmable Current Source Circuit

    Part Number: DAC80508 Tool/software: I have a question about this reference circuit (Page 37, Section 9.1.2, DACx0508 Octal, 16-, 14-, 12-Bit, SPI, Voltage Output DAC with Internal Reference datasheet (Rev. D) ) . If I am using the 2.5V internal reference…

  • DAC80508: Noise on all DAC pins when using SDO in daisy-chained setup

    Part Number: DAC80508 Tool/software: I’m using a DAC80508ZRTET in a QFN package, daisy-chained via SDO to the next device. When SDO is active, I observe significant noise across nearly all DAC pins, including OUT0 - OUT7 and REF, with spikes up to 40…

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