106:, and others. This is known as "mixed signal processing", and allows a designer to incorporate more functions into a single chip. Some of the benefits of this mixed technology include load protection, reduced parts count, and higher reliability.
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chips are also considered to be analog chips. Their main purpose is to produce a well-regulated output voltage supply for other chips in the system. Since all electronic systems require electrical power, power supply ICs
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Purely analog chips in information processing have been mostly replaced with digital chips. Analog chips are still required for wideband signals, high-power applications, and
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interfaces. Research and industry in this specialty continues to grow and prosper. Some examples of long-lived and well-known analog chips are the
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All the above circuit building blocks can be implemented using bipolar technology as well as metal-oxide-silicon (MOS) technology. MOS
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Analog chips may also contain digital logic elements to replace some analog functions, or to allow the chip to communicate with a
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can often act as equivalents of inductors, while constructed only from transistors and capacitors.
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at specified points in the circuits of analog chips vary continuously over time. In contrast,
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chips only assign meaning to voltages or currents at discrete levels. In addition to
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references use lateral bipolar transistors for their functioning.
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Important basic building blocks of analog chip design include:
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171:People who have specialized in this field include
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260:Intelligent Power and Sensing Technologies
230:List of 7400-series integrated circuits
220:List of 4000-series integrated circuits
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90:technology, these chips typically use
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210:List of LM-series integrated circuits
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236:References
173:Bob Widlar
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65:capacitors
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177:Bob Pease
96:Freescale
73:inductors
69:resistors
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199:See also
166:band gap
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57:digital
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