Download Analog Circuit Design: Low-Power Low-Voltage, Integrated by Eric A. Vittoz (auth.), Rudy J. van de Plassche, Willy M. C. PDF

By Eric A. Vittoz (auth.), Rudy J. van de Plassche, Willy M. C. Sansen, Johan H. Huijsing (eds.)

The cognizance of sign sampling and quantization at excessive pattern charges with low energy dissipation is a vital target in lots of purposes, includ­ ing transportable video units reminiscent of camcorders, own conversation units equivalent to instant LAN transceivers, within the learn channels of magnetic garage units utilizing electronic information detection, and so on. This paper describes structure and circuit techniques for the layout of high-speed, low-power pipeline analog-to-digital converters in CMOS. the following the time period excessive pace is taken to suggest sampling premiums above 1 Mhz. within the first part the dif­ ferent conversion suggestions acceptable during this diversity of pattern premiums is dis­ stubborn. Following that the actual difficulties linked to strength minimization in video-rate pipeline ADCs is mentioned. those contain optimi­ zation of capacitor sizes, layout of low-voltage transmission gates, and opti­ mization of switched capacitor achieve blocks and operational amplifiers for minimal energy dissipation. for example of the applying of those tech­ niques, the layout of a power-optimized lO-bit pipeline relief converter (ADC) that achieves =1. sixty seven mW in line with MS/s of sampling expense from 1 MS/s to twenty MS/s is defined. 2. innovations for CMOS Video-Rate reduction Conversion Analog-to-digital conversion thoughts will be classified in lots of methods. One handy technique of evaluating thoughts is to ascertain the variety of "analog clock cycles" required to provide one powerful output pattern of the sign being quantized.

Show description

Read Online or Download Analog Circuit Design: Low-Power Low-Voltage, Integrated Filters and Smart Power PDF

Best nonfiction_8 books

The Biophysical Approach to Excitable Systems: A Volume in Honor of Kenneth S. Cole on His 80th Birthday

On July 10, 1980, Kenneth S. Cole turned eighty years previous. in an effort to have fun this landmark, a symposium within the type of a chain of Monday night lectures was once held in his honor on the Marine organic Labora­ tory in the course of the summer season of 1980. the choice of audio system was once made of between these investigators who have been both his scholars or co-workers.

Finite Sections of Some Classical Inequalities

Hardy, Littlewood and P6lya's recognized monograph on inequalities [17J has served as an advent to not easy research for lots of mathema­ ticians. a few of its finest effects focus on Hilbert's inequality and generalizations. This relations of inequalities determines the simplest certain of a kinfolk of operators on /p.

Partial Differential Equations III: Nonlinear Equations

The 3rd of 3 volumes on partial differential equations, this can be dedicated to nonlinear PDE. It treats a few equations of classical continuum mechanics, together with relativistic models, in addition to numerous equations coming up in differential geometry, reminiscent of within the learn of minimum surfaces, isometric imbedding, conformal deformation, harmonic maps, and prescribed Gauss curvature.

Additional info for Analog Circuit Design: Low-Power Low-Voltage, Integrated Filters and Smart Power

Sample text

The current gain of a single bipolar stage can be improved by using Darlington or Widlar types of structures. The voltage gain of a MOS stage can be increased by applying cascodes to the circuit. In BiCMOS technology, the gain can be improved by combining the high current gain of a MOS transistor and the large transconductance of a bipolar transistor. 47 References [I] G. D. Thesis, Delft University of Technology, Delft, The Netherlands, 1992. H. I. d. S. Appl. No. 4,555,673, Nov. 26,1985. H. Huijsing and D.

At resolutions in the 8-12 bit range, the only practical options for low power dissipation are multistep flash and pipeline configurations. Multistep flash implementations have been used very successfully in low-power applications at the to-bit level [6]. Pipelines are also attractive [1][2][3] and have the potential advantages of inherent single-path sampling of the signal, giving good high-frequency effective bit performance, and the capability of using non-critical purely dynamic comparators because of the amplification of the signal in the pipeline coupled with the use of digital correction.

Therefore the sum of the base-emitter voltages of the output transistors is approximately constant. 9 V. Drawbacks of this circuit are the relatively large loss of signal current in the resistors and a quiescent current in the output transistors which is determined by inaccurate resistors. One problem can be overcome by directing the signal current through cascodes, Q] and Q2, to the complementary output transistor which results in a higher gain, as is shown in Fig. 21. The inaccurate biasing due to the large resistors, however, remains.

Download PDF sample

Rated 4.42 of 5 – based on 44 votes