Patent ID: 9230619
Filing Date: 2016-01-05
CPC Classification: G01R,G11C,H01L

Claim Text:
1. A semiconductor device comprising: a semiconductor substrate; a plurality of electrodes extending from a front side of the semiconductor substrate to an opposite side of the semiconductor substrate; a plurality of pads on the front side of the semiconductor substrate; a plurality of tri-state buffers coupled between respective ones of the plurality of electrodes and respective ones of the plurality of pads; a first input pad on the front side of the semiconductor substrate configured to receive a first input signal; and a buffer controller configured to receive the first input signal and to provide a buffer control signal to the plurality of tri-state buffers, wherein the buffer control signal is configured to activate the plurality of tri-state buffers to electrically connect respective ones of the plurality of electrodes with respective ones of the plurality of pads during a time in which the first input signal has an active level.