... cycle7) Bi-directional, differential data strobe (DQS) is transmitted/received with data, to be used in capturing data at the ... like HY,Samsung, Elpida, etc. When new IC chipsets are received, we randomlychose samples for test, approximately 10% to 20% ratio, on ... 2007, to separately test the module.During this procedure, we subject to internationl stardard AQL to picksamples.3. Compatibility test ...