https://ez.analog.com/cn/interface-isolation/f/q-aen-USTelligent Community 12https://ez.analog.com/thread/603776?ContentTypeID=0Tue, 07 Apr 2026 03:35:09 GMTa884d118-f55f-49de-87eb-b9dbaf99b3e3:3a7332b0-3e9f-44fd-8094-fddc08854bd4owx0https://ez.analog.com/thread/603776?ContentTypeID=0https://ez.analog.com/cn/interface-isolation/f/q-a/603776/ad9988bbpz-4d4ac/rss?ContentTypeId=0<p>你好，我在关于AD9988BBPZ-4D4AC的规格书里的ORDERING GUIDE部分看到了此现象<img style="max-height:240px;max-width:320px;" src="/resized-image/__size/640x480/__key/communityserver-discussions-components-files/646/pastedimage1775532779821v2.png" alt=" " />我想请问这两者只是包装差别吗？为何会是AD99988与AD9988。前者与后者多个&ldquo;9&rdquo;。</p><div style="clear:both;"></div>https://ez.analog.com/thread/600806?ContentTypeID=0Wed, 12 Nov 2025 06:34:13 GMTa884d118-f55f-49de-87eb-b9dbaf99b3e3:2f57064f-0c6e-41de-9bb8-35e6dcec1da3aankdahjva1https://ez.analog.com/thread/600806?ContentTypeID=0https://ez.analog.com/cn/interface-isolation/f/q-a/600806/max13487e-a-b/rss?ContentTypeId=0<p>你好，使用贵司MAX13487E，原理图如图<img style="max-height:240px;max-width:320px;" src="/resized-image/__size/640x480/__key/communityserver-discussions-components-files/646/pastedimage1762928524670v1.png" alt=" " />，切换到对外发送信号，示波器沟取信号如图，CH1:A-B,CH2：A-GND，CH3:B-GND<img style="max-height:240px;max-width:320px;" src="/resized-image/__size/640x480/__key/communityserver-discussions-components-files/646/pastedimage1762928590403v2.jpeg" alt=" " /></p> <p>其中A对B信号，无法呈现高电平，仅出现高尖峰，但是用485工具能正常读取到数据，看了群组里类似的提问与回答，还是有疑问，如果这是属于正常现象，希望给个官方详细解释。</p><div style="clear:both;"></div>https://ez.analog.com/thread/599016?ContentTypeID=0Wed, 03 Sep 2025 09:24:34 GMTa884d118-f55f-49de-87eb-b9dbaf99b3e3:0c92e925-8343-4452-aed8-1a9cb76c0b65leo8791https://ez.analog.com/thread/599016?ContentTypeID=0https://ez.analog.com/cn/interface-isolation/f/q-a/599016/max232eepe/rss?ContentTypeId=0<p>你好<br /><br />帮忙看一下此料是否有过晶圆变更的情况，谢谢<br /><img style="max-height:240px;max-width:320px;" src="/resized-image/__size/640x480/__key/communityserver-discussions-components-files/646/pastedimage1756891456624v1.png" alt=" " /></p><div style="clear:both;"></div>https://ez.analog.com/thread/598840?ContentTypeID=0Thu, 28 Aug 2025 01:50:59 GMTa884d118-f55f-49de-87eb-b9dbaf99b3e3:eac24a95-f246-4d93-a87b-6288c702dff3PHR1https://ez.analog.com/thread/598840?ContentTypeID=0https://ez.analog.com/cn/interface-isolation/f/q-a/598840/adum4165-hub-hub/rss?ContentTypeId=0<p><img style="max-height:240px;max-width:320px;" src="/resized-image/__size/640x480/__key/communityserver-discussions-components-files/646/pastedimage1756344960972v1.png" alt=" " />&nbsp; &nbsp;<img style="max-height:240px;max-width:320px;" src="/resized-image/__size/640x480/__key/communityserver-discussions-components-files/646/pastedimage1756345493343v2.png" alt=" " /></p> <p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 图一&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 图二</p> <p>大家谁能帮我看一下啊，谢啦！我画了2块电路板，在图二中，隔离器（<span>adum4165</span>）在HUB的上游隔离PC，这种情况下，PC可以连接到HUB下游的USB接口摄像头，而在图一中，我把<span>adum4165</span>放在了HUB下游隔离后面的USB接口摄像头就连接不上了，另外一个没隔离的接口是可以连接上的，是adum4165不能放在HUB下游吗？</p><div style="clear:both;"></div>https://ez.analog.com/thread/598784?ContentTypeID=0Tue, 26 Aug 2025 06:52:48 GMTa884d118-f55f-49de-87eb-b9dbaf99b3e3:a28a55c9-fbba-48ed-9cd6-0a78270cbae1QHHH2https://ez.analog.com/thread/598784?ContentTypeID=0https://ez.analog.com/cn/interface-isolation/f/q-a/598784/max31856/rss?ContentTypeId=0<p>您好 ！在使用贵司的MAX31856MUD+T 芯片测量加热丝温度时，使用工况需要K型热电偶与加热丝贴合使用，加热丝的测温点与加热丝是接触的，芯片会报OVUV的错误 无法正常读取温度，这种情况该怎么处理？或者有没有更适合这种工况使用的芯片推荐。谢谢！&nbsp;&nbsp;</p><div style="clear:both;"></div>https://ez.analog.com/thread/598592?ContentTypeID=0Tue, 19 Aug 2025 09:58:50 GMTa884d118-f55f-49de-87eb-b9dbaf99b3e3:d6015046-6537-4569-a7df-4e563122ac33retrun1https://ez.analog.com/thread/598592?ContentTypeID=0https://ez.analog.com/cn/interface-isolation/f/q-a/598592/adm2582-rx/rss?ContentTypeId=0<ul> <li><span style="font-size:inherit;">问题现象：当串口波特率高于1.5Mbps时，串口会收到无效数据。</span></li> <li><span style="font-size:inherit;">当前问题定位：通过示波器可以发现，当DE引脚由高电平转为低电平时（收发器由发送模式转为接受模式），RX引脚上会出现一个低电平信号，MCU会误认为此信号时起始信号，导致串口触发接收中断。&nbsp;</span></li> <li><span style="font-size:inherit;">问题分析：低波特率时现象任然存在，只是当波特率高于1.5M时，MCU才会误判</span></li> <li><span style="font-size:inherit;">这个问题如何解决？</span><span style="font-size:inherit;"></span></li> <li><span style="font-size:inherit;">原理图</span></li> </ul> <p><span style="font-size:inherit;"><img style="max-height:240px;max-width:320px;" src="/resized-image/__size/640x480/__key/communityserver-discussions-components-files/646/pastedimage1755597474693v2.png" alt=" " /><span></span></span></p> <p><span style="font-size:inherit;"><span>波形图：</span></span></p> <p><span style="font-size:inherit;"><span><img style="max-height:240px;max-width:320px;" src="/resized-image/__size/640x480/__key/communityserver-discussions-components-files/646/pastedimage1755597517862v3.png" alt=" " /><span></span></span></span></p> <p><span style="font-size:inherit;"><span></span></span></p><div style="clear:both;"></div>https://ez.analog.com/thread/597883?ContentTypeID=0Wed, 30 Jul 2025 02:08:48 GMTa884d118-f55f-49de-87eb-b9dbaf99b3e3:04494cc7-dc0b-4136-ab73-b77d164b6480pengyuyan1https://ez.analog.com/thread/597883?ContentTypeID=0https://ez.analog.com/cn/interface-isolation/f/q-a/597883/max96701-max96712-96722/rss?ContentTypeId=0<p>Hello,</p> <p>Can&nbsp;MAX96701 communicate with&nbsp;MAX96712 or 96722</p> <p>thank you</p><div style="clear:both;"></div>https://ez.analog.com/thread/597170?ContentTypeID=0Wed, 02 Jul 2025 15:41:16 GMTa884d118-f55f-49de-87eb-b9dbaf99b3e3:dafd0ef2-f8f4-400e-a2dd-c19b1a76f9ffTZ1231https://ez.analog.com/thread/597170?ContentTypeID=0https://ez.analog.com/cn/interface-isolation/f/q-a/597170/plc/rss?ContentTypeId=0<p>PLC通信板的GND和电力线的GND直接相连，客户把这种环境成为火地（下图1）。</p> <p>PLC通信板在正常使用环境下，通信性能是没有问题的。但在如上环境下使用，其传输能力和抵衰减性能都大幅下降（预计是N线接GND引起的TRX信号的损失，另外就是N线和GND直接连接后给AFE芯片带来更大的噪声，导致CNR下降，进而造成通信性能降低），请问在这种环境下，可以有哪些解决方案可以恢复其PLC通信性能？</p> <p>我们尝试在通信板GND和电力线N（零线）之间增加一个电感（1mH）或者一个电阻（1K欧姆），通信性能基本无改善。</p> <p><img style="max-height:240px;max-width:320px;" src="/resized-image/__size/640x480/__key/communityserver-discussions-components-files/646/pastedimage1751470271736v1.png" alt=" " />&nbsp; &nbsp; &nbsp;&nbsp;<img style="max-height:240px;max-width:320px;" src="/resized-image/__size/640x480/__key/communityserver-discussions-components-files/646/pastedimage1751470588368v2.png" alt=" " /></p><div style="clear:both;"></div>https://ez.analog.com/thread/597048?ContentTypeID=0Fri, 27 Jun 2025 10:09:34 GMTa884d118-f55f-49de-87eb-b9dbaf99b3e3:1a5d78f6-816d-40d2-b488-44e25d0e66e9lizhijieli1https://ez.analog.com/thread/597048?ContentTypeID=0https://ez.analog.com/cn/interface-isolation/f/q-a/597048/30-adc-spi-spi/rss?ContentTypeId=0<p>项目需要用到贵司30颗ADC，准备用SPI菊花链形式，担心SPI总线不稳定，求推荐解决方案？</p><div style="clear:both;"></div>https://ez.analog.com/thread/597032?ContentTypeID=0Fri, 27 Jun 2025 03:52:51 GMTa884d118-f55f-49de-87eb-b9dbaf99b3e3:a66e9b04-8f35-43ed-8bc3-3261e4e634ccshrpoorlow1https://ez.analog.com/thread/597032?ContentTypeID=0https://ez.analog.com/cn/interface-isolation/f/q-a/597032/max22216/rss?ContentTypeId=0<p>我在使用Max22216控制电磁阀时，VM为24V，电磁阀电阻为240欧，我使用CDR模式进行闭环控制，我设置DC_L2H为90mA，DC_H为60mA，最终电流稳定在60mA，但会产生一个故障告警HHF，调大L2H_TIME或者改大kp，仍然报这个错误，调小DC_L2H的值，问题依旧存在。</p><div style="clear:both;"></div>https://ez.analog.com/thread/596197?ContentTypeID=0Thu, 29 May 2025 03:35:28 GMTa884d118-f55f-49de-87eb-b9dbaf99b3e3:229375b7-9df4-44f6-bc59-a1fbf69d6cbaNcai4https://ez.analog.com/thread/596197?ContentTypeID=0https://ez.analog.com/cn/interface-isolation/f/q-a/596197/max14949ewe-max14946ewe/rss?ContentTypeId=0<p>我司做的板子上用到了MAX14946EWE+但最近不好买到，请问能直接用MAX14949EWE+来直接替代吗？我看手册功能封装都一样，隔离电压<span>MAX14949还要更好一些。</span></p><div style="clear:both;"></div>https://ez.analog.com/thread/596045?ContentTypeID=0Fri, 23 May 2025 10:37:53 GMTa884d118-f55f-49de-87eb-b9dbaf99b3e3:f5eece6d-bb6d-4c99-ab47-3ae401849876YYF1https://ez.analog.com/thread/596045?ContentTypeID=0https://ez.analog.com/cn/interface-isolation/f/q-a/596045/rs485-224/rss?ContentTypeId=0<p>如下图所示，系统整条RS485通路上计划挂载300个节点，配套的RS485收发器为LTC2862。</p> <p>但手册描述LTC2862最多支持224个节点。应该如何拓展到300个节点呢？请各位专家赐教，谢谢！</p> <p><img style="max-height:240px;max-width:320px;" src="/resized-image/__size/640x480/__key/communityserver-discussions-components-files/646/pastedimage1747996648443v1.png" alt=" " /></p><div style="clear:both;"></div>https://ez.analog.com/thread/595349?ContentTypeID=0Thu, 01 May 2025 00:43:33 GMTa884d118-f55f-49de-87eb-b9dbaf99b3e3:139c1ce8-1a64-4e16-8660-f37f60ebdca5FPGAHardware0https://ez.analog.com/thread/595349?ContentTypeID=0https://ez.analog.com/cn/interface-isolation/f/q-a/595349/adn4654-could-translate-400mhz-clk-signal-could-not-96mhz-clk-signal/rss?ContentTypeId=0<p>Dear,</p> <p>I use ADN4654 as iso IC for isolation signal</p> <p>1. CLK 96M signals are currently isolated using ADN4654</p> <p>1) Waveform before isolation</p> <p><img style="max-height:240px;max-width:320px;" alt=" " src="/resized-image/__size/640x480/__key/communityserver-discussions-components-files/646/pastedimage1746060057916v1.png" /></p> <p>2) Waveform after isolation (bad signal)</p> <p><img style="max-height:240px;max-width:320px;" alt=" " src="/resized-image/__size/640x480/__key/communityserver-discussions-components-files/646/pastedimage1746060073471v2.png" /></p> <p></p> <p>2. The CLK of 400M has been tested OK before,</p> <p>and the lower limit of the isolated signal is not marked in the manual, and the upper limit is 1.1Gbps(pic from datasheet).</p> <p><img style="max-height:240px;max-width:320px;" alt=" " src="/resized-image/__size/640x480/__key/communityserver-discussions-components-files/646/pastedimage1746060089031v3.png" /></p> <p></p> <p></p> <p>So is it true that the ADN4654 doesn&#39;t support low-frequency data transmission, and can you tell me what the lower limit is?</p> <p></p> <p>Here is my schematic, please refer to it.</p> <p></p> <p><img src="/resized-image/__size/640x480/__key/communityserver-discussions-components-files/646/pastedimage1746144105202v1.png" alt=" " /></p> <p></p> <p>Thank you</p><div style="clear:both;"></div>https://ez.analog.com/thread/594595?ContentTypeID=0Wed, 09 Apr 2025 02:17:16 GMTa884d118-f55f-49de-87eb-b9dbaf99b3e3:440db3cb-0bfe-4aa9-a752-6a1cf3c1eecfNav910https://ez.analog.com/thread/594595?ContentTypeID=0https://ez.analog.com/cn/interface-isolation/f/q-a/594595/max5969/rss?ContentTypeId=0<p>MAX5969A数据手册上说内置的NMOS只能最大过0.85A电流，那么我需要15W的功率，网口电压经过MAX5969A后，到DC-DC降压后输出5V，就需要3A电流，如果过3A电流，岂不是会烧毁Nmos管，有什么办法解决吗？</p><div style="clear:both;"></div>https://ez.analog.com/thread/594072?ContentTypeID=0Wed, 26 Mar 2025 11:41:02 GMTa884d118-f55f-49de-87eb-b9dbaf99b3e3:8213fcaa-b2c9-465c-8fc1-64037e06f357zhangjingtao4https://ez.analog.com/thread/594072?ContentTypeID=0https://ez.analog.com/cn/interface-isolation/f/q-a/594072/lvds-adn4650/rss?ContentTypeId=0<p>将一个20ns窄脉冲输入到比较器AD8465的正端，负端为固定电平，将AD8465输出送入LVDS隔离电路ADN4650的输入；当AD8465输入正负端幅度相等时，则ADN4650输出为800ns脉冲，请问其原因如何。</p><div style="clear:both;"></div>https://ez.analog.com/thread/593979?ContentTypeID=0Mon, 24 Mar 2025 13:51:57 GMTa884d118-f55f-49de-87eb-b9dbaf99b3e3:4e7cb426-7107-423c-8482-1f0c36685fcbviaker1https://ez.analog.com/thread/593979?ContentTypeID=0https://ez.analog.com/cn/interface-isolation/f/q-a/593979/adum4122-vdd2/rss?ContentTypeId=0<p><span>我想用ADUM4122产生一个0V/-6V的驱动信号，我将一个6V的电源直接连接到VDD2和GND2，并将VDD2接地。这样驱动输出是正确的，但是VOUT_SRC的HIGH-Z功能似乎出问题了，请问可以ADUM4122直接将VDD2接地会影响驱动的功能么？</span></p><div style="clear:both;"></div>https://ez.analog.com/thread/593878?ContentTypeID=0Fri, 21 Mar 2025 01:41:30 GMTa884d118-f55f-49de-87eb-b9dbaf99b3e3:2626fb20-c6cc-4e53-89e7-6a3b8c93ee98YIDIXIN1https://ez.analog.com/thread/593878?ContentTypeID=0https://ez.analog.com/cn/interface-isolation/f/q-a/593878/adm3053-canh-canl-zcanpro/rss?ContentTypeId=0<p>ADM3053上电后示波器量CANH和CANL电压有波动，ZCANPRO显示一直接收错误信息，但此时并没有打开程序，请问这是什么原因导致的</p><div style="clear:both;"></div>https://ez.analog.com/thread/593733?ContentTypeID=0Tue, 18 Mar 2025 07:55:52 GMTa884d118-f55f-49de-87eb-b9dbaf99b3e3:961bc9dc-f5af-498b-a8d4-8db7d3de7a87Gytha3https://ez.analog.com/thread/593733?ContentTypeID=0https://ez.analog.com/cn/interface-isolation/f/q-a/593733/adm2587ebrwz/rss?ContentTypeId=0<p><img style="max-height:240px;max-width:320px;" src="/resized-image/__size/640x480/__key/communityserver-discussions-components-files/646/pastedimage1742283883860v1.png" alt=" " /></p> <p><img style="max-height:240px;max-width:320px;" alt=" " src="/resized-image/__size/640x480/__key/communityserver-discussions-components-files/646/1742284207563.jpg" />&nbsp;</p> <p><img style="max-height:240px;max-width:320px;" alt=" " src="/resized-image/__size/640x480/__key/communityserver-discussions-components-files/646/333444.jpg" /></p> <p><img style="max-height:240px;max-width:320px;" alt=" " src="/resized-image/__size/640x480/__key/communityserver-discussions-components-files/646/1233333.jpg" /></p> <p></p> <p>您好，有一个疑惑，原理图如上，为何这样的配置下，即使485信号线接反了也可以正常工作，不影响USART3_RX的输出，这里的应用只是将485转换为单端信号隔离输送至单片机，谢谢。</p><div style="clear:both;"></div>https://ez.analog.com/thread/593046?ContentTypeID=0Thu, 27 Feb 2025 14:38:06 GMTa884d118-f55f-49de-87eb-b9dbaf99b3e3:58ee344b-5056-4c6d-a436-3d8be02e6de4LiMingze1https://ez.analog.com/thread/593046?ContentTypeID=0https://ez.analog.com/cn/interface-isolation/f/q-a/593046/ltc2865/rss?ContentTypeId=0<p>ltc2865的slo引脚浮空的话是高速还是低速？</p> <p>if the ltc2865 pin slo flow, is it slow rate or high rate?</p><div style="clear:both;"></div>https://ez.analog.com/thread/592619?ContentTypeID=0Mon, 17 Feb 2025 13:40:12 GMTa884d118-f55f-49de-87eb-b9dbaf99b3e3:972d8546-a873-467e-85d6-c6ba1fc723cfAKIRA994https://ez.analog.com/thread/592619?ContentTypeID=0https://ez.analog.com/cn/interface-isolation/f/q-a/592619/adum260n-pwm-ipm/rss?ContentTypeId=0<p>HI，工程师您好！</p> <p></p> <p>我现在有使用ADuM260N这款芯片用于8kHz的PWM信号的传输与IPM模块的栅极控制；使用的电源为VDD1 = VDD2 = 5 V；</p> <p>我在量测波形时有看到该芯片的电源引脚静态电流达到了5mA，再次查阅使用手册后有了解二次侧电源引脚的IDD2(MAX)=4.82mA；</p> <p>1.对于此处的静态电流超载使用，是否有损坏的风险呢？如果有损坏的话会是哪一种情形呢？或者是否是我对于贵司的产品手册解读有误？</p> <p>2.对于该芯片的最大使用区间我也有一个疑问，最大输出电流手册规定-10 mA to +10 mA，如果我在每一次转态过程中都存在一个15mA的spike电流，但是该spike宽度为10ns，是否会对芯片引脚产生影响呢？</p> <p>3.同样的手册有规定Supply Voltages (VDD1, VDD2) 的最大区间为&minus;0.5 V to +7.0 V，若我手上的芯片引脚上存在-1V但是10ns的spike电压，是否存在击穿的风险？</p> <p></p> <p>感谢您的帮助！</p> <p><img style="max-height:240px;max-width:320px;" alt=" " src="/resized-image/__size/640x480/__key/communityserver-discussions-components-files/646/pastedimage1739799231800v2.png" /><img style="max-height:240px;max-width:320px;" alt=" " src="/resized-image/__size/640x480/__key/communityserver-discussions-components-files/646/pastedimage1739799208166v1.png" /></p><div style="clear:both;"></div>https://ez.analog.com/thread/592318?ContentTypeID=0Sat, 08 Feb 2025 07:14:05 GMTa884d118-f55f-49de-87eb-b9dbaf99b3e3:8f3f366e-aafa-4210-9b46-440a9da6fb8eRSJKJ1https://ez.analog.com/thread/592318?ContentTypeID=0https://ez.analog.com/cn/interface-isolation/f/q-a/592318/max14775eata/rss?ContentTypeId=0<p>MAX14775EATA&nbsp; &nbsp;请问一下，这个芯片丝印打什么&nbsp; 怎么查询得到</p><div style="clear:both;"></div>https://ez.analog.com/thread/592314?ContentTypeID=0Sat, 08 Feb 2025 00:59:05 GMTa884d118-f55f-49de-87eb-b9dbaf99b3e3:502a189e-52e1-42e6-8324-192d77bc7d06chow1https://ez.analog.com/thread/592314?ContentTypeID=0https://ez.analog.com/cn/interface-isolation/f/q-a/592314/ad5700-1/rss?ContentTypeId=0<p><span data-slate-node="text">AD5700-1，</span><span data-slate-node="text">使用内部基准电压源，RTS高电平，Ref输出1.5V。</span><span data-slate-node="text" data-slate-fragment="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">RTS低电平或DUPLEX高电平，Ref输出1.7V</span></p> <p><span data-slate-node="text" data-slate-fragment="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"><img style="max-height:240px;max-width:320px;" alt=" " src="/resized-image/__size/640x480/__key/communityserver-discussions-components-files/646/pastedimage1738976313468v1.png" /></span></p> <p><span data-slate-node="text" data-slate-fragment="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">下图为上电后，</span>CLKOUT输出波形</p> <p><img style="max-height:240px;max-width:320px;" src="/resized-image/__size/640x480/__key/communityserver-discussions-components-files/646/pastedimage1739772420198v1.png" alt=" " /></p> <p><span data-slate-node="text" data-slate-fragment="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">下图为RTS低电平或DUPLEX高电平后，</span><span>CLKOUT输出波形</span></p> <p><span><img style="max-height:240px;max-width:320px;" src="/resized-image/__size/640x480/__key/communityserver-discussions-components-files/646/pastedimage1739772501686v2.png" alt=" " /></span></p> <p><span>下图为RTS高电平后，TXD输入和HartOut输出波形</span></p> <p><span><img style="max-height:240px;max-width:320px;" src="/resized-image/__size/640x480/__key/communityserver-discussions-components-files/646/pastedimage1739772668936v3.png" alt=" " /></span></p><div style="clear:both;"></div>https://ez.analog.com/thread/592239?ContentTypeID=0Thu, 06 Feb 2025 07:38:18 GMTa884d118-f55f-49de-87eb-b9dbaf99b3e3:7dae4ef5-a161-48f8-9837-b5bd95470fcdzhangqiangd4https://ez.analog.com/thread/592239?ContentTypeID=0https://ez.analog.com/cn/interface-isolation/f/q-a/592239/max3485/rss?ContentTypeId=0<p>您好，请教一个<span>MAX3485</span>的问题。</p> <p>两个隔离电压系统之间，能否通过<span>2</span>个<span>MAX3485</span>进行通信？如附图所示。一个<span>MAX3485</span>芯片是电池电压派生出来的<span>3V3</span>电源供电及上拉<span>A</span>线，另一个<span>MAX3485</span>芯片是电池电压经过一个隔离<span>DCDC</span>然后派生出来的<span>3V3_ISO</span>电源供电及上拉<span>A</span>线。</p> <p>目前实测电路是可以工作通信的。但我不太理解，这相当于<span>A</span>线同时上拉到了<span>3V3</span>和<span>3V3_ISO</span>这两路隔离<img class="align-right" style="float:right;max-height:177px;max-width:320px;" alt=" " src="/resized-image/__size/640x354/__key/communityserver-discussions-components-files/646/MAX3485_DE8FA5633A790F61FE56_.png" />电源，是否会有问题？有什么优化建议吗？</p><div style="clear:both;"></div>https://ez.analog.com/thread/591699?ContentTypeID=0Tue, 21 Jan 2025 05:38:35 GMTa884d118-f55f-49de-87eb-b9dbaf99b3e3:1e78950c-0ae4-4d9b-89cd-1632800e866bAccuenergy1https://ez.analog.com/thread/591699?ContentTypeID=0https://ez.analog.com/cn/interface-isolation/f/q-a/591699/thread/rss?ContentTypeId=0<p>大家好，</p> <p>请问ADUM262N0BRIZ的最大工作电流是通过如下公式计算吗？假设通信速率：100M bps</p> <p><img style="max-height:106px;max-width:3200px;" alt=" " src="/resized-image/__size/6400x212/__key/communityserver-discussions-components-files/646/pastedimage1737437636420v1.png" /></p> <p>I_max=I_IDD1+I_IDD2+100*0.01=22.5mA+16.7mA+100*0.01=40.2mA</p> <p>请帮忙解答，谢谢！</p><div style="clear:both;"></div>https://ez.analog.com/thread/591384?ContentTypeID=0Mon, 13 Jan 2025 02:21:55 GMTa884d118-f55f-49de-87eb-b9dbaf99b3e3:9bf1e892-c288-43d1-afda-6479f615e1c7Edison21542https://ez.analog.com/thread/591384?ContentTypeID=0https://ez.analog.com/cn/interface-isolation/f/q-a/591384/spi-extender/rss?ContentTypeId=0<p>Hi, 如下截圖應用LTC4332是否可以滿足應用? 如不能,是否有其他推薦選型或是設計建議, 謝謝.</p> <p></p> <p><img style="max-height:240px;max-width:320px;" src="/resized-image/__size/640x480/__key/communityserver-discussions-components-files/646/pastedimage1736734852049v1.png" alt=" " /></p><div style="clear:both;"></div>