Programmable logic integrated circuit devices with low...

Miscellaneous active electrical nonlinear devices – circuits – and – Signal converting – shaping – or generating – Current driver

Reexamination Certificate

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C327S112000, C326S082000, C326S083000

Reexamination Certificate

active

10350551

ABSTRACT:
A programmable logic device is equipped for low voltage differential signaling (“LVDS”) by providing an LVDS input buffer and/or an LVDS output buffer on the device. I/O pins on the device that are used together in pairs for LVDS can alternatively be used individually for other types of signaling. The LVDS buffers are constructed to give good performance and to meet LVDS specifications despite variations due to temperature, manufacturing process inconsistency, and power supply changes.

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