一个0.55 nV//spl径向/(Hz)千兆全差分CMOS前置放大器，用于MR/GMR读取应用

2002 IEEE International Solid-State Circuits Conference. Digest of Technical Papers (Cat. No.02CH37315) Pub Date : 2002-08-07 DOI:10.1109/ISSCC.2002.992940

Zhiliang Zheng, S. Lam, S. Sutardja

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引用次数: 3

摘要

采用0.25 /spl mu/m CMOS的低噪声Gb全差分前置放大器具有恒定850 MHz带宽的可变增益和恒定增益的可变带宽。噪声<0.55 nV//spl径向/(Hz)。功耗为600mw。4通道IC的芯片尺寸<4.2 mm/sup 2/。

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A 0.55 nV//spl radic/(Hz) gigabit fully-differential CMOS preamplifier for MR/GMR read application

A low-noise Gb fully differential preamp in 0.25 /spl mu/m CMOS has a variable gain with constant 850 MHz bandwidth, and has a variable bandwidth with constant gain. Noise is <0.55 nV//spl radic/(Hz). The power consumption is 600 mW. The die of a 4-channel IC is <4.2 mm/sup 2/.

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2002 IEEE International Solid-State Circuits Conference. Digest of Technical Papers (Cat. No.02CH37315)

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