| 摘要 |
A packaging substrate is formed of an array of packaging units. Each packaging unit includes a chip pad on which a chip is carried, a plurality of pins arranged around the chip pad and spaced from one another and the chip pad by an open space, an insulative member filling up the open space and forming with the pins and the chip pad a platform, and lead wires located at the insulative member for connecting pins directly or through a passive component.
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