【产品】沁恒串口转HID键盘鼠标芯片CH9329支持12Mbps全速USB传输，默认串口通信波特率为9600bps
沁恒推出的CH9329是一款串口转HID键盘鼠标芯片(键盘、鼠标、自定义 HID)，根据不同的工作模式，在电脑上可被识别为标准的USB键盘设备、USB鼠标设备或自定义HID类设备。该芯片接收客户端发送过来的串口数据，并按照HID类设备规范，将数据先进行打包再通过USB口上传给计算机。通过提供的上位机软件，用户也可自行配置芯片工作模式、串口通信模式、串口通信波特率、多种超时时间、VID、PID，以及各种USB字符串描述符。下图为其一般应用框图。
特点
· 支持12Mbps全速USB传输，兼容USBV2.0，内置晶振。
· 默认串口通信波特率为9600bps，支持各种常见波特率。
· 支持5V电源电压和3.3V电源电压。
· 多种芯片工作模式，适应不同应用需求。
· 多种串口通信模式，灵活切换。
· 支持普通键盘和多媒体键盘功能，支持全键盘功能。
· 支持相对鼠标和绝对鼠标功能。
· 支持自定义HID类设备功能，可用于单纯数据传输。
· 支持ASCII码字符输入和区位码汉字输入。
· 支持远程唤醒电脑功能。
· 支持串口或USB口配置芯片参数。
· 可自行配置芯片的VID、PID，以及芯片各种字符串描述符。
· 可自行配置芯片的默认波特率。
· 可自行配置芯片通信地址，实现同一个串口下挂载多个芯片。
· 可自行配置回车字符。
· 可自行配置过滤字符串，以便进行无效字符过滤。
· 符合USB相关规范，符合HID类设备相关规范。
· 提供SOP-16无铅封装，兼容RoHS。
封装
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本文由犀牛先生转载自沁恒，原文标题为:串口转HID键盘鼠标芯片CH9329，本站所有转载文章系出于传递更多信息之目的，且明确注明来源，不希望被转载的媒体或个人可与我们联系，我们将立即进行删除处理。
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产品型号
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品类
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串口数
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USB
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驱动类型
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峰值最高波特率（Mbps）
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流控连续波特率（Mbps）
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硬件流控
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自动控制RS485
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USB配置
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IO电压（V）
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MUC电压（V）
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省电双供电&IO防倒灌
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MODEM信号(兼GPIO和其他接口)
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内置时钟
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温度范围（℃）
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封装
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内核
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CH343P
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USB转单串口芯片
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1
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全速
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VCP/CDC
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6Mbps
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6Mbps
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√
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√
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内置
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5V/3.3V/2.5V/1.8V
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5V/3.3V/2.5V/1.8V
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√
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RTS/CTS/DTR/DSR/DCD/RI
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√
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-40~+85℃
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QFN16
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第3代
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选型表 - 沁恒 立即选型
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器件选型 发布时间 : 2022-08-20
CH375B REACH (SGS)测试报告 (SZXEC1900938802)
型号- CH451L,CH9415,CH9413,CH9414,CH9412,CH451S,CH370,CH452A,CH372,CH374,CH376,CH375,CH378,CH9884,CH382,CH384,CH358,CH9516,CH357,CH236,CH9514,CH359,CH9515,CH9512,CH9513,CH9511,CH350,CH471,CH9882,CH352,CH231,CH351,CH472,CH354,CH233,CH353,CH232,CH356,CH235,CH355,CH234,CH9626,CH368,CH9627,CH9624,CH9625,CH9622,CH9623,CH9628,CH9629,CH360,CH242,CH241,CH365,CH244,CH364,CH243,CH367,CH246,CH366,CH245,CH457,CH578,CH3232,CH456,CH577,CH459,CH337,CH458,CH579,CH339,CH9100,CH9342,CH330,CH572,CH9344,CH450,CH571,CH9343,CH9463,CH453,CH574,CH331,CH573,CH455,CH576,CH9340,CH454,CH575,CH9328,CH9327,CH9329,CH9326,CH9565,CH9325,CH9331,CH9330,CH341,CH462,CH340,CH464,CH463,CH345,CH465,CH314,CH556,CH9317,CH555,CH316,CH558,CH315,CH557,CH9318,CH9438,CH318,CH9435,CH317,CH438,CH559,CH9436,CH9433,CH319,CH9434,CH9320,CH552,CH551,CH312,CH554,CH311,CH432,CH553,CH446,CH567,CH445,CH566,CH448,CH9426,CH447,CH452L,CH568,CH449,CH9431,CH9432,CH440,CH561,CH442,CH563,CH441,CH562,CH444,CH565,CH443,CH564,CH413,CH534,CH412,CH533,CH536,CH538,CH537,CH9936,CH9937,CH9144,CH9143,CH9145,CH530,CH411,CH532,CH9142,CH531,CH9141,CH424,CH545,CH423,CH544,CH547,CH546,CH549,CH9126,CH548,CH9375,CH9374,CH541,CH9371,CH540,CH9370,CH422,CH543,CH9373,CH421,CH542,CH9130,CH9372,CH633,CH632,CH635,CH634,CH637,CH636,CH639,CH638,CH9122,CH9121,CH9120,CH631,CH523,CH522,CH525,CH524,CH527,CH526,CH9345,CH529,CH528,CH9232,CH9110,CH9234,CH521,CH9230,CH9350,CH375B,DM7407,CH392,CH9165,CH395,CH9161,CH9397,CH9150
沁恒微电子USB芯片选型推荐
USB通用串行总线(Universal Serial Bus)是一种标准的数据通信方式，由Intel、Compaq、Digital等计算机公司和通信公司于1995年联合制定，并逐渐形成了行业标准。沁恒是USB芯片厂家，可以提供不同类型的USB芯片。
原厂动态 发布时间 : 2022-09-09
CH375B RoHS (SGS)测试报告 (SZXEC1900938502)
型号- CH451L,CH9415,CH9413,CH9414,CH9412,CH451S,CH370,CH452A,CH372,CH374,CH376,CH375,CH378,CH9884,CH382,CH384,CH358,CH9516,CH357,CH236,CH9514,CH359,CH9515,CH9512,CH9513,CH9511,CH350,CH471,CH9882,CH352,CH231,CH351,CH472,CH354,CH233,CH353,CH232,CH356,CH235,CH355,CH234,CH9626,CH368,CH9627,CH9624,CH9625,CH9622,CH9623,CH9628,CH9629,CH360,CH242,CH241,CH365,CH244,CH364,CH243,CH367,CH246,CH366,CH245,CH457,CH578,CH3232,CH456,CH577,CH459,CH337,CH458,CH579,CH339,CH9100,CH9342,CH330,CH572,CH9344,CH450,CH571,CH9343,CH9463,CH453,CH574,CH331,CH573,CH455,CH576,CH9340,CH454,CH575,CH9328,CH9327,CH9329,CH9326,CH9565,CH9325,CH9331,CH9330,CH341,CH462,CH340,CH464,CH463,CH345,CH465,CH314,CH556,CH9317,CH555,CH316,CH558,CH315,CH557,CH9318,CH9438,CH318,CH9435,CH317,CH438,CH559,CH9436,CH9433,CH319,CH9434,CH9320,CH552,CH551,CH312,CH554,CH311,CH432,CH553,CH446,CH567,CH445,CH566,CH448,CH9426,CH447,CH452L,CH568,CH449,CH9431,CH9432,CH440,CH561,CH442,CH563,CH441,CH562,CH444,CH565,CH443,CH564,CH413,CH534,CH412,CH533,CH536,CH538,CH537,CH9936,CH9937,CH9144,CH9143,CH9145,CH530,CH411,CH532,CH9142,CH531,CH9141,CH424,CH545,CH423,CH544,CH547,CH546,CH549,CH9126,CH548,CH9375,CH9374,CH541,CH9371,CH540,CH9370,CH422,CH543,CH9373,CH421,CH542,CH9130,CH9372,CH633,CH632,CH635,CH634,CH637,CH636,CH639,CH638,CH9122,CH9121,CH9120,CH631,CH523,CH522,CH525,CH524,CH527,CH526,CH9345,CH529,CH528,CH9232,CH9110,CH9234,CH521,CH9230,CH9350,CH375B,DM7407,CH392,CH9165,CH395,CH9161,CH9397,CH9150
【应用】沁恒USB转串口芯片CH340N在便携式低功耗产品上的应用，外围器件少且成本低
作者开发低功耗便携式产品，在前期的开发验证过程中需要用到串口输出调试信息，沁恒科技推出的一款USB转串口芯片CH340N采用SOP-8的封装形式尺寸小，而且成本低满足设计要求。
应用方案 发布时间 : 2022-08-27
沁恒（WCH）USB转串口芯片选型表&Pin To Pin对照表
目录- USB转单/多串口芯片 PinToPin替换型号总表 芯片参数表
型号- PL2303系列,FT232R,PL2303GL,CH9103M,CH343G,CH9143,FT230XQ,CH9102,CH9101,CP210X系列,CY7C65213,CH343K,FT230XS,CH347,CY7C65213系列,FT232RQ,CP2105,CP2104,CH9326,CP2109,CH341T,CP2102N-GQFN24,CP2102N-GQFN28,CH9104L,CH9342G,PL2303GC,CH9101系列,XR21B1422,CH342F,CH342K,CP2102,CH342,CP2101,CH344Q,CH340K,CH9101Y,PL2303HXD,CP210X,CH340N,CH9101N,CH340T,PL2303,CY7C65213(A),CH9101R,XR21V1414,CH9101U,CH9101H,CH341B,CH341A,CH341F,FT230X,FT232RL,CH343P,CH347T,CH9102X,CH9103,CH9340K,CH9340C,CH9344L,CH9102系列,CH340E,CH348L,CH340C,CH340B,CH348Q,CH344L,CH340G,CH9102F
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