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  • ADS127L11: EVM & Software

    Resolved
    Part Number: ADS127L11 Other Parts Discussed in Thread: OPA192 , Customer tried to test the EVM with its software(download from TI website). When click the capture function on the software, it will be shutdown in "capture in Progress". Could you…
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    • Answered

  • ADS127L11: Vcm

    Resolved
    Part Number: ADS127L11 Hello team, I received a question from the customer. In power-down mode, the analog and digital power is turned off, so will the Vcm output also stop? Also, will the Vcm function be disabled depending on the mode setting? Regards…
    • Resolved

  • ADS127L11: SCH review

    TI Thinks Resolved
    Part Number: ADS127L11 Other Parts Discussed in Thread: REF70 , THP210 , , OPA192 Hi team, Below is the schematics I worked with customer. Could you kindly review it? Thanks. 1 ） AVDD1=AVDD2=+2.5V ； AVSS=-2.5V ； IOVDD=+3.3V ； VREF=+2.048V ； 2）analog input range …
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  • ADS127L11: Load EEPROM GUI Error

    Resolved
    Part Number: ADS127L11 Hello, I receive this error (In EEPROM Load Write, ARM Error : PHI Boot PROM or EVM EEPROM not responding (0xD002500) after I update the register values and try load the EEPROM; Do you know how I can fix this? Thank you!
    • Resolved

  • RE: ADS127L11: How to interface this AD to uC that uses only I2S SPI mode

    Hello Garrick, The ADS127L11 is intended to be used with SPI port, 3 or 4 wire, with DRDY pin monitored by processor interrupt. I am not sure if you can get the interface to work with a standard audio I2S interface, but if the I2S port on your processor…

  • ADS127L11: is able to interface to a MUX?

    TI Thinks Resolved
    Part Number: ADS127L11 Other Parts Discussed in Thread: ADS1256 , Hi expert, Can I add a MUX to ADS127L11 to make it multi-channel? I think it might introduce big error to over-sampleing sigma-delta ADC during switching the channels, but I saw ADS1256…
    • Answered

  • ADS127L11: wideband filter frequency response

    Resolved
    Part Number: ADS127L11 Hello, Our customer wants to know frequency response at fdata / 2.4 = 0.41667 ・ fdata point. We can see the specification of -0.1dB frequency 0.4125 ・ fdata Hz and -3dB frequency 0.4374 ・ fdata Hz. But we need more precise data to specify…
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  • ADS127L11: No data output. DRDY does not go high when toggling SCLK, except during first cycle (but after 10 SCLK pulses...).

    Resolved
    Part Number: ADS127L11 Hello, As stated in the title, I am getting unexpected behavior at the DRDY and SDO pins. This is what I do before starting conversion: 1. Reset ADC & configure 3-wire SPI mode (CS held low during reset procedure) 2. Write b10000000…
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    • Answered

  • ADS127L11: Calculating maximum time to send conversion data

    Resolved
    Part Number: ADS127L11 Hi, In start/stop control mode, is there a formula to calculate the time between ~DRDY going low (indicating data ready) to the shift register being filled with the next bin of samples? If not, can you please tell me how I can roughly…
    • Resolved

  • ADS127L11: DNL

    TI Thinks Resolved
    Part Number: ADS127L11 Hi team, May I ask why the DNL spec is not apply to the Delta sigma ADC? My customer would like to know whether there are other ways to estimate the value of the ADS127L11's DNL. Could you please help give some comments? Thanks…

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