BICMOS TECHNOLOGY SEMINAR REPORT PDF

abstract. Home Seminar. Bicmos Technology Abstract is driving silicon technology toward higher speed, higher integration, and more functionality. Further. Explore BiCMOS Technology with Free Download of Seminar Report and PPT in PDF and DOC Format. Also Explore the Seminar Topics. Download the PPT on BiCMOS, an evolved semiconductor technology. Learn the characteristics, fabrication, Integrated Circuit design.

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Sincethe state-of-the-art bipolar CMOS structures have bicmks converging. A k-gate ECL circuit, for instance, consumes 60 W for a signal swing of 0.

Its resistivity is chosen so that it can support both devices.

For instance, during a high-to-low transition on the input, M 1 turns off first. Driving PC board traces consume significant power, both in overcoming the larger capacitances on the PC board and reort larger signal swings to overcome signal cross talk and noise on the PC board.

The sminar voltage of VDD? Examples of analog or mixed-signal SOC devices include analog modems; broadband wired digital communication chips, such as DSL and cable modems; Wireless telephone chips that combine voice band codes with base band modulation and demodulation function; and ICs that function as the complete read channel for disc drives.

Yields of the SOC chip must be similar to those of a multi-chip implementation. Many of these systems take advantage of the digital processors tecgnology an SOC chip to auto-calibrate the analog section of the chip, including canceling de offsets and reducing linearity errors within data converters.

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Adding these resistors not only reduces the transition times, but also has a positive effect on the power consumption. Therefore, turning off the devices as fast as possible is of utmost importance. Because the process step required for both CMOS and bipolar are similar, these steps cane be shared for both of them. Some of these schemes will be discussed later. Discussing one is sufficient to illustrate the basic concept and properties of the gate.

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Consider for instance the circuit of Figure 0. RF chip depends on the cost of making the silicon with the required elements; in practice, it must approximate the cost of the CMOS wafer, Cycle times for processing the wafer should not significantly exceed cycle times for a digital CMOS wafer.

Built-in self-test functions of the analog block are also possible through the use of on-chip digital processors. However, this is achieved at a price. Sign Up to view and download full seminar reports.

There exists a short period during the transition when both Q 1 and Q 2 are on simultaneously, thus creating a temporary current path between VDD and GND. To turn off Q 1, its base charge has to be removed.

November 3rd, by Afsal Meerankutty No Comments. We first discuss the gate in general and then provide a more detailed discussion of the steady-state and transient characteristics, and the power consumption. A system that requires power-supply voltages greater than 3.

In steady-state operation, Q 1 and Q 2 are never on simultaneously, keeping the power consumption repport.

BiCMOS Technology | Seminar Report, PPT, PDF for ECE Students

A single n -epitaxial layer is used to implement both the PMOS transistors and bipolar npn transistors. Are you interested in any one of this Seminar, Project Topics. The same is also true for VOL. Member Access Register Log in. Both use a bipolar push-pull output stage. Speed is the only restricting factor, especially when large capacitors must be driven.

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The high power consumption makes very large scale integration difficult. The shortcomings of these elements as resistors, beyond their high parasitic capacitances, are the resistors, beyond their high parasitic capacitances, are the resistor’s high temperature and voltage coefficients and the limited control of the absolute value of the resistor.

Various schemes have been proposed to get around this problem, resulting in gates with logic swings equal to the supply voltage at the expense of increased complexity. Latest Seminar Topics for Engineering Students. In the BiCMOS structure, the input stage and the phase-splitter are implemented in MOS, which results in a better performance and higher input impedance.

For Vin high, M 1 is on. The concept technoloyy system-on-chip SOC has evolved as the number seminag gates available to a designer has increased and as CMOS technology has migrated from a minimum feature size of several microns to close to 0. You must be logged in to add a seminar report or to leave a reply. While some analog and RF designs have been attempted in mainstream digital-only complimentary metal-oxide semiconductor CMOS technologies, almost all designs that require stringent RF performance use bipolar or semiconductor technology.

A low Vinon the other hand, causes M 2 and Q 2 to turn on, while M 1 and Q 1 are in the offstate, resulting in a high output level.