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技术信息支持包括不限于 • 规格书/应用指南 测试服务 根据客户要求,我们可提供涵盖广大范围的协力厂商元器件测试报告作为附加服务: 元器件丝印编码识别 为了便于通过元器件的表面丝印来识别生产批次与产地以及ROHS信息,我们收集和总结原厂编码信息,包括表面丝印上的日期代码、产地代码、ROHS等信息。该信息可能会有所变更,以原厂最新公布的资料为准。 例如: NXP丝印编码 Typical package markings include a pin 1 stripe and/or pin 1 dot, the company logo, and up to four lines of text, described below.
Line 1 Product name including the package ordering code , for example, 74LVT2244D. Line 2 Batch information for tracing lot history, for example, B38090ME. Line 3 The first 3 letters contain codes to indicate the diffusion center , the assembly center , and the final-test center of the device. The 4 numbers that follow indicate the assembly date code in the format YYWW. The next character is an alpha-numeric code representing the revision of the silicon die contained within the package. The final letter indicates the release status of the product as follows: •<blank> for released products Optional text. FSC 仙童丝印编码 SMA/SMB/SMC Products Infineon 英飞凌丝印编码 Samsung 三星丝印编码 Memory Component Contents of Marking: |