How to measure adc dnl inl

[tompham]

Hi all
Anyone know how to measure dnl, inl of adc please show me how to do ? From what I know, we ramp up input of adc (slow ramp) in hspice and import result data to matlab to get dnl, inl.

Thanks a lot

 

[erikl]

See e.g. MAXIM's Application Notes

283 : INL/DNL Measurements for High-Speed Analog-to-Digital Converters (ADCs)
2085: Histogram Testing Determines DNL and INL Errors

or ATMEL's View attachment Atmel_Data_Converter_Terminology.pdf