• ADS7049-Q1: pin - 5 ( AINM ) of IC ADS7049QDCURQ1

  

  S. Sivasakthivel

  TI Thinks Resolved

  Part Number: ADS7049-Q1 Tool/software: Hi TI team , we are using ADS7049QDCURQ1 IC for analog to digital conversion circuit . i have connected pin no- 5 i.e. AINM with system ground , but it is picking noise from the input side . did i have to connect…

  • 3 months ago
  • Data converters
  • Data converters forum

• ADS7049-Q1: 4-wire SPI

  

  Brian Wang0928

  Part Number: ADS7049-Q1 Tool/software: Customer is looking for the below SPEC ADC: 12BIT ADC、1MSPS、4-wire SPI, Cost effective. ADS7049 could meet the spec but it's 3-wire SPI that is not meeting customer's SPI interface. Please help to recommend a similar…

  • 8 months ago
  • Data converters
  • Data converters forum
Answered

• ADS7049-Q1: ADS7049-Q1

  

  SERRE Laurent

  Resolved

  Part Number: ADS7049-Q1 J’ai une question technique sur l’ADC référence ADS7049-Q1 de Texas Instruments, qui est la suivante : Peut-on faire planter un ADC en lui envoyant des mauvaises commandes sur son bus SPI ? Les conditions…

  • Resolved

  • over 2 years ago
  • Data converters
  • Data converters forum

• ADS7049-Q1: Rise/fall time calculation

  

  Sreelekshmi Unnithan

  TI Thinks Resolved

  Part Number: ADS7049-Q1 Hi We want to find out the maximum possible input rise/fall time of ADS7049QDCURQ1. Therefore, we find out a TI application note . We understood that if we have the input transition rate and VIH(min) and VIL(max), then we can find…

  • over 1 year ago
  • Data converters
  • Data converters forum

• ADS7049-Q1: When ADS7049 is not collecting data, there will be a slowly rising waveform

  

  Amelie Zheng

  Part Number: ADS7049-Q1 Hi Team, When ADS7049 is not collecting data, there will be a slowly rising waveform. What is the reason? The yellow is clk, the blue is sdo

  • over 3 years ago
  • Data converters
  • Data converters forum
Answered

• ADS7049-Q1: How to control the conversion start time of ADS7049-Q1?

  

  Lai Hai

  Resolved

  Part Number: ADS7049-Q1 Hello everyone, Happy Lunar new year. Like the title, how to control the start time of ADS7049-Q1 convert? Thanks Hai Lai

  • Resolved

  • over 3 years ago
  • Data converters
  • Data converters forum

• ADS7049-Q1: OCR register size, max/min offset that can be applied

  

  Gerry Griffin

  TI Thinks Resolved

  Part Number: ADS7049-Q1 Hi, Our Radiation SEE tests show that the OCR register is susceptiple to SEUs (bit flips). Our design does not use this feature, we do not use: 8.4.1.2 Offset Calibration During Normal Operation Part of the problem for us is detection…

  • over 3 years ago
  • Data converters
  • Data converters forum
Answered

• ADS7049-Q1: Analog input leakage current.

  

  user1073982

  Resolved

  Part Number: ADS7049-Q1 Hi, I need analog input current leakage value, which is not in the data sheet. This question was asked by another user but the answer was sent off line. Thank you for your help. Jean-Luc.

  • Resolved

  • over 4 years ago
  • Data converters
  • Data converters forum
Answered

• ADS7049-Q1: Maximum currents in analog inputs

  

  user1073982

  Resolved

  Part Number: ADS7049-Q1 Hi, the data sheet gives AINM and AINP voltage maximum ratings on inputs wrt to GND and VDD, but what are maximum currents allowed to flow in protection diodes ? Thank you in advance. Jean-Luc.

  • Resolved

  • over 4 years ago
  • Data converters
  • Data converters forum
Answered

• ADS7049-Q1: SCLK input timing requirement

  

  Shinya Sawamoto

  Resolved

  Part Number: ADS7049-Q1 Hello team, I have a couple of questions about external SCLK input for ADS7049-Q1. The tPH(PL)_CK is required 0.45~0.55tSCLK duty cycle in the Timing Requirements. 1) Is this requirement same through all range of the SCLK rate of…

  • Resolved

  • over 5 years ago
  • Data converters
  • Data converters forum

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