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Research Article

Design and Simulation of a 6-Bit Successive-Approximation ADC Using Modeled Organic Thin-Film Transistors

Table 2

Performance summary of current organic ADCs.

Specification[12][14][18][19]This work

Organic semiconductor materialPentacene (only P-type)Pentacene (only P-type)DNTT
PEN foil
Pentacene and fullerene
Structure Delta-sigma VCO-based SAR C-2C SAR R-2R C-SAR
Supply power [V] 15 20 3 40 10
Resolution [bit] 5 10 6 4 6
ENOB [bit] 4.696 N/A2.96 5.05
SNR [dB]3048N/A19.632.17
Sampling frequency [Hz]500<40 100 4.17 2000
Power consumption [μW] 1500480 3.6540 883.7

Excluding circuits on FPGA.
Simulated and measured results. Simulation data with Spice level 1. Measured data.
Measured results.
Simulation results with Spice level 61.

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