Fig. 11: Schematic diagrams of ADC circuits conventionally used in the literature.
From: Hardware implementation of memristor-based artificial neural networks

a SAR-ADC, b ΔΣ-ADC, c CCO-ADC, d VCO-based ADC and e Flash ADC.
From: Hardware implementation of memristor-based artificial neural networks

a SAR-ADC, b ΔΣ-ADC, c CCO-ADC, d VCO-based ADC and e Flash ADC.