Scannable latch

Details Scannable latch Scannable latch

2007-01-30

2007-01-30

Lam, Tuan T. (Department: 2816)

Miscellaneous active electrical nonlinear devices, circuits, and

Signal converting, shaping, or generating

Particular stable state circuit

C327S203000, C327S218000, C327S208000, C326S098000, C714S726000

Reexamination Certificate

active

10982112

ABSTRACT:
A scannable latch is disclosed. The scannable latch includes a dynamic circuit, two cross-coupled NAND gates coupled to the dynamic circuit, and a pair of stacked transistors coupled to the dynamic circuit. One of the stacked transistors is for receiving data signals, and the other stacked transistors is for receiving scan in signals.

REFERENCES:
patent: 5936449 (1999-08-01), Huang
patent: 6265923 (2001-07-01), Amir et al.
patent: 6898135 (2005-05-01), Asano et al.
patent: 6925590 (2005-08-01), Campbell
patent: 2002/0003438 (2002-01-01), Hayakawa
patent: 2003/0145265 (2003-07-01), Siegel
patent: 2003/0226077 (2003-12-01), Zyuban et al.

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