• ADC14155QML-SP: How should I give the ADC14155QML-SP a differential input?

  

  Vincent Wang

  TI Thinks Resolved

  Part Number: ADC14155QML-SP Tool/software: Hi all, I wish to use the ADC14155QML-SP by feeding it a differential output for the differential input from an instrument amplifier. However, the typical application of the datasheet uses a transformer. I have…

  • 2 months ago
  • Data converters
  • Data converters forum
Answered

• ADC14155QML-SP: Analog input voltage: 2.6V or 2.0V?

  

  Vincent Wang

  Resolved

  Part Number: ADC14155QML-SP Tool/software: Hi everyone, I have a question regarding the ADC14155QML-SP: The datasheet lists the analog input voltage as 0 to 2.6 volts However, the full scale differential input voltage is also mentioned to be 2*Vref (text…

  • Resolved

  • 4 months ago
  • Data converters
  • Data converters forum
Answered

• ADC14155QML-SP: What is the lead length on this device?

  

  Vincent Wang

  Resolved

  Part Number: ADC14155QML-SP Tool/software: I'm currently creating a footprint for this ADC in altium, but I noticed that the datasheet ( ADC14155QML-SP ) does not appear to mention total lead length anywhere. Here's a screenshot of the package outline…

  • Resolved

  • 5 months ago
  • Data converters
  • Data converters forum
Answered

• ADC14155QML-SP: Analog Rail lost power

  

  Yue Wei

  Resolved

  Part Number: ADC14155QML-SP Tool/software: Hi, If the VA and VD (3.3V) suddenly lost power (0V) while VDR (1.8V) is still on, would this cause any stress to this ADC or latency failure? We are currently using this part for an IRAD, so I would like to assess…

  • Resolved

  • 7 months ago
  • Data converters
  • Data converters forum

• ADC14155QML-SP: IBIS model for digital interface

  

  Joey Christ

  TI Thinks Resolved

  Part Number: ADC14155QML-SP Is there an ibis model available for simulating the digital interface?

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

• ADC14155QML-SP: power sequencing

  

  Joey Christ

  TI Thinks Resolved

  Part Number: ADC14155QML-SP The part requires three voltages: Va (3.3 V), Vd (3.3 V), and Vdr (1.8 V). The datasheet indicates that Va and Vd shouldn’t be greater than 100 mV apart, so that implies they should be supplied by the same voltage regulator…

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

• ADC14155QML-SP: Power Sequencing for VD and VA

  

  BRANDON BURGETT

  Resolved

  Part Number: ADC14155QML-SP Other Parts Discussed in Thread: ADC14155 Hello, I am looking to understand if there are any power sequencing requirements on the ADC14155. Particularly, will there be a problem if the part sees a VD of 3.3V and a VA of 0V…

  • Resolved

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

• ADC14155QML-SP: Data Outputs when powered down?

  

  Alpha H

  Resolved

  Part Number: ADC14155QML-SP Hi folks, Quick question regarding the ADC14155QML-SP. When the device is powered down (PD held high), are all the data outputs (D0-D13, DRDY, OVR) tri-stated? Thanks, AH

  • Resolved

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

• ADC14155QML-SP: Under/Over Range Output Codes

  

  Richard Katz

  TI Thinks Resolved

  Part Number: ADC14155QML-SP Hi, In Table 6.5 of the specification (Revised Feb. 2019) it gives 0 and 16383 for the under and over range output codes. However, what if we're using 2's complement data format? Will the corresponding codes be -8192 and +8191…

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

• ADC14155QML-SP: Input Impedance and Abs MAX

  

  Alpha H

  Resolved

  Part Number: ADC14155QML-SP Hey HSC folks, I have two questions regarding the ADC14155QML-SP: The datasheet indicates that the analog inputs should not be driven with a voltage >2.6 V (the exact sentence is ‘The peaks of the individual input signals…

  • Resolved

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

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