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Design considerations for interleaved adcs

WebApr 9, 2024 · The concept of time-interleaved ADCs was first proposed for increasing the speed of the sampling systems . In the time-interleaved systems, ADCs are connected in parallel at the front end while sampling at different phases of the same clock. ... Razavi, B. Design considerations for interleaved ADCs. IEEE J. Solid State Circuits 2013, 48, … Webrelationship between the sample clocks, in this case a four ADC system. No. 109 ADC s(n) s(n+1) s(n+2) s(n+3) v(t) s’(k) ADC ADC ADC FPGA VCO PLL Signal Processing LMK03xxx Precision Clock Conditioner Family Fclkφ1 Fclkφ2 Fclkφ3 Fclkφ4 Figure 1. Time-Interleaved ADC System Generating Precision Clocks for Time-Interleaved ADCs — …

Design Considerations for Interleaved ADCs IEEE …

WebMar 21, 2005 · To significantly increase the sampling rate of an analog-to-digital converter (ADC), a time-interleaved ADC system is a good option. The drawback of a time-interleaved ADC system is that the ADCs are not exactly identical due to errors in the manufacturing process. This means that time, gain, and offset mismatch errors are … WebOct 21, 2024 · Abstract This article presents a method to calibrate a 16-channel 40 GS/s time-interleaved analog-to-digital converter (TI-ADC) based on channel equalization and Monte Carlo method. First, the channel mismatch is estimated by the Monte Carlo method, and equalize each channel to meet the calibration requirement. ph injunction\u0027s https://ciclosclemente.com

The ABCs of Interleaved ADCs Electronic Design

WebApr 21, 2024 · To support designers becoming more capable of making optimal design and architectural decisions on parallel ADCs, comprehensive phase noise analysis and comparison are carried out to reveal the distinctions between these two sampling architectures. Design examples with considerations are also provided for … WebOur project was to design a two-channel time-interleaved ADC with a 16-tap FIR filter on the FPGA to perform digital filtering. The output would be transferred to a PC running LabView via a digital data acquisition card. Several attempts to create a prototype were made. New techniques and considerations in creating the system were discovered, WebJan 1, 2024 · As first shown by Kohlenberg, this restriction can be removed with a two-channel time-interleaved ADC (TIADC) where two ADCs separated by a timing offset independently sample the signal. In this paper, we propose a general and flexible technique for sampling the complex envelope of a bandpass signal using a nonuniformly … tso restore

The ABCs of Interleaved ADCs Analog Devices

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Design considerations for interleaved adcs

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WebJun 29, 2024 · In this case, the interleaving is implemented by using a 200-MHz clock input that’s divided by a factor of two and the required phases of the clock to each ADC. … WebMay 12, 2013 · Abstract: A time-interleaved A-D converter (ADC) system is an effective way to implement a high-sampling-rate ADC with relatively slow circuits. In the …

Design considerations for interleaved adcs

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WebMay 13, 2013 · Design Considerations for Interleaved ADCs Abstract: Interleaving can relax the power-speed tradeoffs of analog-to-digital converters and reduce their … WebSep 19, 2024 · Razavi, B.: Design considerations for interleaved ADCs. IEEE J. Solid State Circuits. 48(8), 1806–1817 ... Le Dortz, N. et al.: A 1.62GS/s time-interleaved SAR ADC with digital background mismatch calibration achieving interleaving spurs below 70dBFS. 2014 IEEE International Solid-State Circuits Conference Digest of Technical …

WebOct 31, 2014 · The next generation commercial optical communication requires ADCs with more than 50GS/s and at least 5 ENOB. For this ultra-high speed requirement, the time-interleaved architecture is the best choice among various types of ADCs. This paper first examines the key challenges of these high-speed time-interleaved ADCs from the … WebAug 1, 2024 · By adopting several sub-ADCs in paralleling and recombining their outputs, a TIADC system can meet the high demand for sampling rate and resolution in communication system. However, the performance of a TIADC system is severely limited due to the channel mismatches among the sub-ADCs.

WebJan 7, 2024 · Mismatches between sub-channels limit the dynamic performance of time-interleaved analog-to-digital converters (TI-ADCs). This paper proposes a correlation-based method of calibration for timing mismatches in M-channel TI-ADCs by using the cross-correlation between sub-channels of the output signals to estimate the temporal … WebMar 29, 2024 · In this article, general design considerations for time-interleaved ADCs, as well as their sub-ADCs, are discussed to give insights into the tradeoffs that are related to the construction of new …

WebApr 24, 2014 · A time interleaved A to D converter system is an effective way to implement a high sampling rate ADC with relatively slow circuits. This paper analyses the benefits …

WebAs an example, two ADCs each, with a sample rate of 100 MSPS, are interleaved to achieve a sample rate of 200 MSPS. In this case, Equation 1 can be used to derive the clock phase relationship of the two ADCs and is given by Equation 2 and Equation 3. Now that the clock phase relationship is known, the construction of samples can be examined. tso red electricaWebwhen designing an interleaved ADC system. However, this article shows that interleaved SAR ADCs can help bridge the sampling-rate gap between SAR and pipeline ADCs. … tso rexx functionWebOct 6, 2024 · This article presents a 16-channel 5 GS/s time-interleaved (TI) SAR ADC for a direct-sampling receiver that employs a digital-mixing background timing mismatch calibration to compensate for timing ... ts orifice\u0027stso rexxWebJun 29, 2024 · As an example, two ADCs, each with a sample rate of 100 MSPS, are interleaved to achieve a sample rate of 200 MSPS. In this case, Equation 1 can be used to derive the clock-phase relationship of ... tso richardsonWebSu-Hao Wu received the Ph.D. degree in electronics engineering from National Chiao Tung University, Hsinchu, Taiwan, in 2013. Since 2013, he has been with MediaTek Inc., Hsinchu, Taiwan, where he is currently a Technical Manager. His current research interests include analog circuit design in advanced process and digitally assisted data converter, with … ts originator\u0027sWebThe strengths and limitations of SAR ADCs against those of competing topologies and projects and related performance bounds are compared and application-specific considerations are discussed, specifically for ultra-low power and ultra-high speed (time-interleaved) application scenarios. 36 View 1 excerpt tso richmond va