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  • ADS1259: Unable to communicate with ads1259 and wrong data receiving

    Part Number: ADS1259 Tool/software: so i was trying to read the ADS1259 Using stm32F071 my spi configuration is hspi2.Instance = SPI2; hspi2.Init.Mode = SPI_MODE_MASTER; hspi2.Init.Direction = SPI_DIRECTION_2LINES; hspi2.Init.DataSize = SPI_DATASIZE_8BIT;…

  • PGA281: Continuation of PGA281+ADS1259 schematic review...

    Part Number: PGA281 Tool/software: Questions - sorry for the delay - working on several issues at same time... 1. Referring to the TINA file - are the 2.5K resistors (tied to 2.5V) needed? 2. Should I run the interface between the PGA281<>ADS1259…

  • ADS1259-Q1: ADS1259-Q1 capacitor between REFP and REFN

    TI Thinks Resolved
    Part Number: ADS1259-Q1 Other Parts Discussed in Thread: ADS1259 Hi, I'm using the ADS1259-Q1 part with it's own internal voltage reference. The datasheet says that I can leave the REFP and REFN pins unconnected or tied to AVDD is this case however…
    • Answered

  • ADS1259: ADC conversions returning duplicate values.

    Resolved
    Part Number: ADS1259 Tool/software: Hi, We are using the ADS1259 to get a precise ADC measurement for our application. The ADC signal is used to measure the stabilization of the voltage of a measurement circuit. In short we send a start command to the…
    • Resolved
    • Answered

  • ADS1259-Q1: Valid Data Only When CS Held Low. No Data when CS set low from high.

    Resolved
    Part Number: ADS1259-Q1 Other Parts Discussed in Thread: MSP430F2619 , ADS1259 Tool/software: I'm currently working on a tool that includes an ADS1259-q1 and msp430f2619 MCU. Currently, my hardware and firmware are able to read valid data with Chip select…
    • Resolved
    • Answered

  • ADS1259-Q1: If this ADC is capable of converting fully differential and true bio-polar signal (Schematic attached)

    Resolved
    Other Parts Discussed in Thread: ADS1259-Q1 , ADS1259 , THP210 Tool/software: As shown in the ADC schematic, CH1_BUF_OUT_P and CH1_BUF_OUT_N are fully differential and true bipolar signals generated by a preceding fully differential amplifier (THP210DR…
    • Resolved

  • ADS1259-Q1: Pulse withstand of the SPI pins

    TI Thinks Resolved
    Part Number: ADS1259-Q1 Tool/software: Hi, I'm using the ADS1259-Q1 in a high voltage battery application and I noticed some voltage spikes on he SPI mile between the uC and the ADS1259-Q1 when the contactors are closed that seem to be related to…
    • Answered

  • ADS1259: Input filter for ADS1259

    Resolved
    Part Number: ADS1259 For an application where the ADS1259 operates on a single +5V supply and the REFOUT (+2.5V) is tied to the AINN pin. If a low pass RC filter is placed before the AINP pin with R=50 Ohms and C=10nF (fc = 159,155 Hz), would this basically…
    • Resolved

  • ADS1259-Q1: IBIS Model

    Part Number: ADS1259-Q1 I am looking for an IBIS model for ADS1259QPWRQ1.

  • ADS1259: ADS1259

    TI Thinks Resolved
    Part Number: ADS1259 I am using A/D ADS1259. * Operating voltage is +5 vdc and ground *using internal reference +5.5 vdc *using external power supply for input to IN+ and IN- I am having problems reading in full scale from +5 to ground. It's like…

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