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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.
    • Answered

  • ADS1259-Q1: Analogue input pin current rating

    Resolved
    Part Number: ADS1259-Q1 Hi, I'm using the ADS1259-Q1 and I would like to eliminate external voltage protection diodes in the analogue inputs to save cost and any measurement error these components may cause. The only thing stopping me is that the…
    • Resolved

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