A low-Power High-PSRR Current-Mode Microphone Preamplifier

IEEE Journal of Solid-State Circuits

Volumn 38, Issue 10, 2003, Pages 1671-1678

  Bake, Michael W ^a   Sarpeshkar, Rahul ^a  

^a MASSACHUSETTS INSTITUTE OF TECHNOLOGY   (United States)

Author keywords

Current mode; Electret microphone; Front end; Low power; Power supply rejection ratio (PSRR); Preamplifier

Indexed keywords

BUFFER CIRCUITS; CMOS INTEGRATED CIRCUITS; ELECTROMAGNETIC WAVE ATTENUATION; ENERGY UTILIZATION; MICROPHONES; MOSFET DEVICES;

SUPPLY NOISE;

AMPLIFIERS (ELECTRONIC);

EID: 0141954894     PISSN: 00189200     EISSN: None     Source Type: Journal    
DOI: 10.1109/JSSC.2003.817255     Document Type: Article

References (10)

1. National Health Interview Survey, National Center for Health Statistics, no. 188, ser. 10, 1994. Table 1.
2. P. C. Loizou, "Introduction to cochlear implants," IEEE Eng. Med, Biol. Mag., vol. 18, pp. 32-42, Jan.-Feb. 1999.
3. B. Kuszta, "Silicon cochlea," in Proc. IEEE Wescon'98, 1998, pp. 282-285.
4. W. A. Serdijn, A. C. van der Woerd, J. Davidse, and H. M. van Roemund, "A low-voltage low-power fully-integratable front-end for hearing instruments," IEEE Trans. Circuits Syst. I, vol. 42, pp. 920-932, Nov. 1995.
5. J. Silva-Martinez and J. Sorge-Suner, "A CMOS preamplifier for electret microphones," in Proc. 38th Midwest Symp. Circuits and Systems, vol. 2, 1996, pp. 1018-1021.
6. A. C. Pluygers, "A novel microphone preamplifier for use in hearing aids," Analog Integrat. Circuits Signal Process. 3, pp. 113-118, 1993.
7. G. Nicollini and C. Guardiani, "A 3.3-V 800-nVrms noise, gain-programmable CMOS microphone preamplifier design using yield modeling technique," IEEE J. Solid-State Circuits, vol. 28, pp. 915-921, Aug. 1993.
8. M. Awipi and A. Al-Smadi, "Effect of analog and digital signal conditioning filters on signal to noise ratio," in Proc. IEEE Southeastcon'91, vol. 1, 1991, pp. 65-69.
9. M. G. O'Halloran and R. Sarpeshkar, "A low open-loop gain, high-PSRR, micropower CMOS amplifier for mixed-signal applications," in Proc. IEEE Int. Symp. Circuits and Systems, vol. 2, 2002, pp. 424-427.
10. L. J. Stotts, "Introduction to implantable biomedical IC design," IEEE Circuits Devices Mag., vol. 5, pp. 12-18, Jan. 1989.