文件编号Document No.ESP-00-2-007-03文件名称Document Name产品/工艺变更通知Product/Process Change Notice(PCN)文件版本Document Version1.1保存期限Retention Period3 年3 yearswww.espressif.com Page1/5模组家族屏蔽盖镭射标签增加温度版本和 flash 大小信息Add a 6-bit Code on Labels of all Modules to Indicates its Operating Temperature and Flash SizePCN 编号PCN No.PCN-03-2019070101提出日期Issue Date of PCN2019-07-01产品名称Product Name全系列模组All Modules变更日期Proposed Date of Change2019-07-12封装类型/尺寸Package Type/SizeModules首次出货日期Proposed Date of First Shipment2019-07-15客户批准/Customer Consent：需要批准/Approval Required通知，无需批准/Notification, Approval Not Required变更等级/Classification of Change:主要变更/Major轻微变更/Minor变更原因/Reason for Change:越来越多客户要求：模组产品应在标签上明示其工作温度和 flash 大小。More and more customers request that the module information, especially its operating temperature and flashsize, should be presented explicitly on the module itself.变更描述/Description of Change:屏蔽盖镭射标签增加：1）常温模组和高温模组代码；2）代表 flash 大小的数字。代码为 6 位：XXXXXX，前 2 位为客户定制预留位；中间 2 位代表工作温度范围；后 2 位代表 flash 大小。具体可查询下表：Therefore, we have decided to add a 6-bit code on the laser label of the modules’ shielding case to indicate itsoperating temperature and flash size.This 6-bit code (XXXXXX) consists of three parts: the first two bits for customization based on customers’requirement; then two bits indicating its operating temperature; and another two bits indicating its flash size.For details, please check the table below:以下为示例 For examples:温度范围Operating Temperature温度代码Temperature CodeFlash 大小Flash SizeFlash 大小代码Flash Size Code-40 ~ 65 ℃0C1 MB (8 Mbit)08-40 ~ 85 ℃0H2 MB (16 Mbit)16-40 ~ 105 ℃0S4 MB (32 Mbit)328 MB (64 Mbit)6416 MB (128 Mbit)28 www.espressif.com Page2/5Before ChangeAfter Change www.espressif.com Page3/5等/And so on等/And so on变更影响/Impact of Change:NA变更识别方式/ Change Identification Method:可以从标签直接区分By checking the label on modules. www.espressif.com Page4/5变更前后产品处理/:How to Deal with Products:FIFO相关报告/Report(s) Attached:Related ECN No.:ECN-02-2019062601Reliability Report or Plan:Function Test Report:RoHS/HF Test Report:Other Reports (Pls specify):邮件订阅Espressif Email Notifications乐鑫为注册用户提供电子邮件通知服务，用户可通过乐鑫订阅系统接收技术文档更新、新闻通讯、PCN 等邮件通知。Espressif sends email notifications of technical documentation changes, along with newsletters, PCNs andother valuable information, to subscribed customers only. If you wish to stay updated on our products andservices, please subscribe here.客户响应要求Customer Response Requirements客户须按照如下要求给予 Espressif PCN 反馈：Customers are required to respond to Espressif, according to the following guidelines, and confirm receipt of thePCN:主要变更/For Major Changes：a) 客户须在乐鑫发出 PCN 后的 30 天内告知已收到 PCN。Customers should confirm receipt of the PCN within 30 calendar days from the date Espressif sends it tothem.b) 如客户未在接收到 PCN 后的 30 天内告知已收到，则视为客户接受变更。If customers do not confirm receipt of the PCN within 30 calendar days, they will be regarded as havingaccepted the proposed changes.c) 客户告知确认收到 PCN 后，如未在 90 天内反馈其他要求，则视为客户接受变更。After the customers confirm receipt of the PCN, the lack of any additional responses on their part within 90calendar days constitutes acceptance of the proposed changes.轻微变更/For Minor Changes：a) 如客户未在接收到 PCN 后的 7 天内告知已收到，则视为客户接受变更。If customers do not confirm receipt of the PCN within 7 calendar days, they will be regarded as havingaccepted the proposed changes.请反馈至 pcn@espressif.com。 www.espressif.com Page5/5Please send feedback to pcn@espressif.com.客户批准/确认信息Customer Approval/Acknowledgement and Remarks客户公司全称：Customer’s Company Name:PCN 评审结果/PCN Review Result：批准/Approval不批准/Disapproval需要分析/Further Analysis Required客户意见/Comment:公司代表人姓名Representative’s Name:公司代表人职责Representative’s Job Title:公司代表人签名Representative’s Signature:日期Date: