Patent ID: 6107792
Filing Date: 2000-08-22
Classification: G01R

Abstract:
A test board for testing a semiconductor integrated circuit (IC) device, said test board comprising:a front surface and a back surface;a plurality of device attachment pads for electrical connection to a plurality of input/output (I/O) pins of the semiconductor IC device;a plurality of land pads for electrical connection to a plurality of probe pins of a testing apparatus;a plurality of signal wires electrically connecting the device attachment pads to the land pads; anda plurality of power supply wiring patterns for providing the power supply to the semiconductor IC device,the power supply wiring patterns comprising internal power supply wiring patterns and external power supply wiring patterns, wherein the power supply wiring patterns and the device attachment pads are arranged concentrically on the test board such that the internal power supply wiring patterns are located adjacent to a center of the test board, the external power supply wiring patterns are located distant from the center of the test board, and the device attachment pads are located between the internal and external power supply wiring patterns.