VL670/671 USB 2.0 to 3.0转接器规格说明书

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本文档是威锋(VIA Labs)的DS_VL670_115.pdf规格书,专注于USB2.0转USB3.0的交易翻译器芯片——VL670。该芯片提供了一个高性能的接口转换器,旨在实现在旧版USB2.0设备与新型USB3.0标准之间的兼容性和速度提升。以下是文档中的关键知识点: 1. **产品概述**: - VL670是一款专为USB 2.0设备升级到USB 3.0设计的芯片,其目的是通过交易翻译器技术实现数据传输速率的显著提升,满足用户对高速数据传输的需求。 2. **修订历史**: - 文档包含了多个版本,从初步发布的0.1版本到1.15版本,说明了每次更新的主要改动,如pin描述更新、语言修正和正式发布时的完善,反映了产品的持续优化过程。 3. **内容结构**: - 规格书包括修订历史、目录、图表列表、产品特性和功能概述、典型应用示例、引脚布局图、引脚列表及其描述、信号类型定义、上行USB接口和下行USB接口的详细说明,以及一个串行EEPROM接口的介绍。 4. **功能特点**: - 产品特性可能包括低功耗设计、高效能数据转换、支持全双工通信、兼容多种USB设备、以及可能的附加功能如电源管理或可编程GPIO(通用输入/输出)。 5. **引脚描述**: - 引脚列表提供了每个引脚的功能、电气特性以及连接的信号,这对于硬件工程师在设计系统时理解如何正确地连接和配置芯片至关重要。 6. **接口规范**: - 信号类型定义部分解释了不同接口的传输协议,如数据、握手信号、时钟等,确保了兼容性和稳定性。 7. **示例应用**: - 可能提到该芯片在移动设备、外部存储设备、HUB或其他需要USB2.0转USB3.0功能的设备中的应用场景。 8. **技术支持**: - 提供了联系销售团队的方式,如电话、传真和电子邮件地址,便于用户获取进一步的技术支持和产品信息。 DS_VL670_115.pdf规格书是一份详尽的技术文档,为开发人员、硬件工程师和系统设计师提供了关于如何利用VL670芯片进行USB 2.0到USB 3.0转换的关键信息。通过了解这份规格书,读者能够深入了解芯片的工作原理、性能参数以及在实际项目中的集成方法。

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