Electronic digital logic circuitry – Signal sensitivity or transmission integrity – Bus or line termination
Patent
1996-02-23
1998-01-06
Westin, Edward P.
Electronic digital logic circuitry
Signal sensitivity or transmission integrity
Bus or line termination
326 49, H03H 1128
Patent
active
057059373
ABSTRACT:
The present invention provides a device for terminating a data bus. The present invention provides the proper termination without the use of external discrete components. The device can be programmed, at the chip level, to produce particular termination resistances that are commonly used. The present invention termination device uses a minimum of power dissipation which may be useful in applications that require minimum power consumption.
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patent: 5164663 (1992-11-01), Alcorn
patent: 5194765 (1993-03-01), Dunlop
patent: 5220216 (1993-06-01), Woo
patent: 5341039 (1994-08-01), Fukumoto
patent: 5422580 (1995-06-01), Mandel et al.
patent: 5502400 (1996-03-01), Livolsi
"Active Terminators for CMOS Drivers", IBM Technical Disclosure, vol. 32, No. 4A, copyright 1989 by EBM Corp., pp. 393-395.
"Programmable Impednace Off-Chip Driver", disclosed anonymously, published by Kenneth Mason Publications, Ltd, England, Document No. 31315.
Cypress Semiconductor Corporation
Driscoll Benjamin D.
Westin Edward P.
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