Li Jing-hu, Yu Ming-yan, Wang Yong-sheng, W. Jin-xiang
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A 1.3 V 30-mW 8-BIT 166-MS/s A/D Converter in 0.18 μm CMOS with Reference Generator
An 8-bit analog-to-digital (A/D) converter from 1.3 V supply voltage in 0.18 mum CMOS technology without use of low-threshold MOS transistor is presented. The A/D converter features a low voltage reference generator, modified pipeline chopper amplifier and pre-equalized comparator. Simulation result shows the A/D converter achieves + 0.17 LSB differential nonlinearity (DNL), + 0.34 LSB integral nonlinearity (INL) and 48 dB SNDR at 166 MHz sampling rate with 1.79 MHZ sinusoidal input. The total power consumption is 30 mW.