【产品】沁恒4x4矩阵的低阻模拟开关阵列芯片CH449,适用于数字I/O物理层路由和I/O扩展
低阻模拟开关阵列芯片CH449是国产沁恒推出的4x4矩阵的差分信号模拟开关芯片。CH449包含32只模拟开关,分为两组,分布于两个4x4信号通道矩阵的各个交叉点,每只模拟开关都可以独立的开启或者关闭,从而实现4x4差分信号通道的任意动态连接。它支持额定5V电源电压,高带宽,低导通电阻,可以支持3.3V或更低电源电压,可以用于视频或者USB差分信号四进四出之间的动态交换和组合切换。同事也支持额定5V电源电压,高带宽,低导通电阻,可以支持3.3V或更低电源电压,可以用于视频或者USB差分信号四进四出之间的动态交换和组合切换。
特点
●双4x4交叉点矩阵模拟开关Matrix Switch,支持四入四出的差分信号交换。
●支持两组独立的四入四出的单端信号交换。
●低导通电阻,Ron典型值约为5Ω。
●高带宽,支持视频信号,支持低速、全速和高速USB信号。
●ESD支持2KV HBM。
●兼容IIC的两线串行控制接口,两组设备地址可选。
●内置上电复位和电源低压复位,支持外部输入复位。
●所有控制信号独立于电源电压,支持5V、3.3V、2.5V、1.8V控制信号。
●宽电源电压范围,低静态功耗,支持额定5V电源电压,低至2.5V电源可用。
●提供QFN24等封装形式,兼容RoHS。
应用
1.多组视频信号交换
2.多重USB信号交换
3.数字I/O物理层路由和I/O扩展
封装
引脚
参数
绝对最大值(临界或者超过绝对最大值将可能导致芯片工作不正常甚至损坏)
特性图示
CH449F模拟开关导通电阻RON与模拟信号电压VCOM的相关性(TA=25°C)
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本文由骑士的精神转载自沁恒,原文标题为:CH449双4x4低阻模拟开关阵列芯片,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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功能描述
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典型供电(V)
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典型内阻(Ω)
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典型带宽(MHz)
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信号电压(V)
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封装
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应用信号推荐
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CH440G
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低阻宽带双向模拟开关芯片
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4路二选一
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3.3V/5V
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4.5Ω
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520MHz
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0~VDD
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SOP16
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USB2.0(480Mbps)
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选型表 - 沁恒 立即选型
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应用方案 发布时间 : 2024-02-12
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
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提供电机的输出反电势波形测试、驱动芯片输入/输出波形测试服务,帮助您根据具体应用场景来选择适合的电机驱动芯片型号,确保电机驱动芯片能够与其他系统组件协同工作达到最佳效果。支持到场/视频直播测试,资深专家全程指导。
实验室地址: 成都 提交需求>
使用FloTHERM和Smart CFD软件,提供前期热仿真模拟、结构设计调整建议、中期样品测试和后期生产供应的一站式服务,热仿真技术团队专业指导。
实验室地址: 深圳 提交需求>
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