中文在线中文资源,色鲁97精品国产亚洲AV高,亚洲欧美日韩在线一区,国产精品福利午夜在线观看

Traditional one-piece, clamshell-design test sockets are useful diagnostic tools for establishing or evaluating device functionality. However, they tend to be less satisfactory for validating fine-pitch packages such as ball grid array (BGA) and land grid array (LGA), which are gaining popularity for field-programmable gate arrays (FPGAs) and programmable logic devices (PLDs) as the trend toward convergence in cell phones and other portable devices