【应用】数据传输速率3Mbps的USB转URAT芯片可用于NFC证件阅读器，无需复杂固件和驱动程序
USB桥接芯片，广泛应用在pos终端、扫描枪、电脑输入设备等。NFC证件阅读器选用芯科科技（SILICON LABS）的USB转URAT芯片CP2102N-A02无需复杂固件和驱动程序，跨越不同的技术和标准，实现两个设备之间的快速有效通信。设计框图简单示意如下：
CP2102N-A02应用在NFC证件阅读器上有如下特色：
1、无需固件开发，采用基于GUI的简单配置器，可以实现USB快速连接，节约工程师开发时间；
2、USB2.0全速兼容，电脑与证件阅读器之间的数据传输速率高达3Mbps；
3、<10mA的活动电流满足阅读器低功耗需求 ；
4、3mm x 3mmQFN20的封装尺寸无需占用太多PCB空间。
系列型号选型指南如下：
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2201181164 Drop shipment site change at ASE Chung-Li
型号- 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
CP2102N-A02-GQFN28能否替代CP2102N-A01-GQFN28使用？
Silicon Labs USB桥接芯片CP2102N-A02可以完全替换CP2102N-A01版本芯片。CP2102N-A02解决了CP2102N-A01的软件BUG问题，而且CP2102N-A01已经不建议使用在新设计中。
技术问答 发布时间 : 2019-11-13
【应用】USB桥接芯片CP2102N-A02-GQFN28R用于儿童智能夜灯，工作电流＜10mA
针对儿童智能夜灯应用需求，本文推荐的是Silicon Labs推出的CP2102N-A02-GQFN28R作为USB桥接芯片，内部集成高性能Firmware，有高达3Mbps波特率的数据传输率；工作电流＜10mA，测试性能非常满足项目的要求。
应用方案 发布时间 : 2022-12-10
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整体外形尺寸小至0.6*0.3*0.3mm (DFN0603)，工作电压范围覆盖2.5V~36V，电容值低至0.2pF，浪涌能力最高可达240安培，静电等级可达空气放电、接触放电±30KV。提供免费浪涌测试仪、静电测试仪测试。
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