• Processor to pair with ADS7865 capable to perform DSP operations on stored signals

  

  Jonathan Geronga

  TI Thinks Resolved

  Other Parts Discussed in Thread: ADS7865 , AMIC120 Hi Team, We would like to get your help with the suggestion to our customer for a processor that is capable to perform DSP operations on stored signals? The customer application is sensor signal sampling where…

  • 2 months ago
  • Processors
  • Processors forum
Answered

• ADS7865: Minimum Clock Frequency

  

  Pruf

  Resolved

  Part Number: ADS7865 Hi, The datasheet for the ADS7865 specify a minimum fCLK of 1MHz. Is this just due to the sample and hold stage (self discharge of Cs) or is the converter not functional at all with a lower fCLK? The reason for this question is that…

  • Resolved

  • 6 months ago
  • Data converters
  • Data converters forum
Answered

• ADS7865: Maximum delay time for change channel when used MUX.

  

  Jones Wu

  Resolved

  Part Number: ADS7865 Dear Sir, What is Maximum delay time for change channel when used MUX. BRs Jones

  • Resolved

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

• ADS7865: Internal parasitic capacitance

  

  Hirotaka Matsumoto

  Resolved

  Part Number: ADS7865 Other Parts Discussed in Thread: OPA2836 , OPA2301 , OPA2365 Hi all Would you mind if we ask ADS7865? How much is the internal parasitic capacitance? Our customer is worried about memory effect by changing channel at MUX. In order to prevent…

  • Resolved

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

• ADS7865: ADS7865IPBS

  

  Eli az

  TI Thinks Resolved

  Part Number: ADS7865 Hi, In the spec od ADS7865 it is stated that BVDD absolute maximum rating is 1.5 x AVDD. Is this demand valid also during voltage shut down to the device, or only during nominal operation? Thanks, Eli.

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

• ADS7865: Recommended the value of capacitance at input pin and protection for common mode noise

  

  Hirotaka Matsumoto

  Resolved

  Part Number: ADS7865 Hi all Would you mind if we ask ADS7865? <Question1> How much is the recommended the value of capacitance at input pin? Is our following recognition correct? The capacitor in the RC kickback filter is typically selected to be >10…

  • Resolved

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

• ADS7865: Digital conversion influence when AVDD accuracy is rough compared with VREFIN

  

  Hirotaka Matsumoto

  Resolved

  Part Number: ADS7865 Hi all Would you mind if we ask ADS7865? Could you let us know the relationship between AVDD and REFIN. -Analog inputs are single end. -REFIN is sapplied by external referecence voltage. The customer doesn't use REFOUT. In case of follows…

  • Resolved

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

• TMS320C28346: ADS7865 interfacing problem with XINTF peripheral

  

  Umberto Abronzini

  Part Number: TMS320C28346 Other Parts Discussed in Thread: ADS7865 Hi, i'm using the adc ADS7865 interfaced with the XINTF peripheral at TMS320C28346. I checked with the oscilloscope the handshaking line and the timing is corret. In particular I have…

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

• ADS7865 - Reference output voltage

  

  Hirotaka Matsumoto

  Resolved

  Other Parts Discussed in Thread: ADS7865 Hi all Would you mind if we ask ADS7865? Our customer will use VREFOUT for REFin. On P4 ELECTRICAL CHARACTERISTICS, Reference output voltage is from 2.485V to 2.515V with DAC = 0x3FF and –40°C < TA < +125°C.…

  • Resolved

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

• ADS7865: layout on the datasheet P26 Figure 37. Optimized Layout Recommendation

  

  Hirotaka Matsumoto

  Resolved

  Part Number: ADS7865 Hi all Would you mind if we ask ADS7865? <Question> On the layout on the datasheet P26 Figure 37. Optimized Layout Recommendation, it seems that 22pin(WR) connects to BVDD. It is mistake between 22pin(WR) and 24pin(BVDD), right? 22…

  • Resolved

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

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