27.6 A 4GS/s 13b pipelined ADC with capacitor and amplifier sharing in 16nm CMOS

Author(s):  
Jiangfeng Wu ◽  
Acer Chou ◽  
Tianwei Li ◽  
Rong Wu ◽  
Tao Wang ◽  
...  
Keyword(s):  
2020 ◽  
Vol 140 (6) ◽  
pp. 585-591
Author(s):  
Yoshihiro Masui ◽  
Tsukasa Nishimiya ◽  
Allex Uemi ◽  
Akihiro Toya ◽  
Takamaro Kikkawa

2014 ◽  
Vol E97.C (3) ◽  
pp. 207-214
Author(s):  
Zhao-xin XIONG ◽  
Min CAI ◽  
Xiao-Yong HE ◽  
Yun YANG

2017 ◽  
Vol 6 (2) ◽  
pp. 13
Author(s):  
P LOKESH ◽  
U. SOMALATHA ◽  
S. CHANDANA ◽  
◽  
◽  
...  

Author(s):  
Y. Srikanth ◽  
Ch. Rajendra Prasad ◽  
Koteshwar Rao Danthamala ◽  
P. Ramchandar Rao ◽  
A. Chakradhar

2012 ◽  
Vol 229-231 ◽  
pp. 1507-1510
Author(s):  
Xiang Ning Fan ◽  
Hao Zheng ◽  
Yu Tao Sun ◽  
Xiang Yan

In this paper, a 12-bit 100MS/s pipelined ADC is designed. Capacitance flip-around structure is used in sample and hold circuit, and bootstrap structure is adopted in sampling switch which has high linearity. Progressively decreasing technology is used to reduce power consumption and circuit area, where 2.5bit/stage structure is used in the first two stages, 1.5bit/stage structure is used for 3rd to 8th stages, and at the end of the circuit is a 2bit-flash ADC. Digital calibration is designed to eliminate the offset of comparators. Switched-capacitor dynamic comparator structure is used to further reduce the power consumption. The ADC is implemented by using TSMC 0.18m CMOS process with die area be 1.23mm×2.3mm. SNDR and SFDR are 65dB and 71.3dB, when sampling at 100MHz sampling clock. The current of the circuit is 96mA under 1.8V power supply.


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