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<?xml-stylesheet type="text/xsl" href="https://e2echina.ti.com/cfs-file/__key/system/syndication/rss.xsl" media="screen"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/" xmlns:wfw="http://wellformedweb.org/CommentAPI/"><channel><title>隔离</title><link>https://e2echina.ti.com/support/isolation/</link><description /><dc:language>zh-CN</dc:language><generator>Telligent Community 13</generator><item><title>论坛文章:RE: ISOW1432: 关于多个ISOW1432重叠放置的PCB Layout问题</title><link>https://e2echina.ti.com/support/isolation/f/isolation-forum/1091446/isow1432-isow1432-pcb-layout/3928280</link><pubDate>Wed, 26 Aug 2026 06:19:00 GMT</pubDate><guid isPermaLink="false">91561404-af28-475a-b96b-cb6cbaadd097:8223ffd7-2758-4f30-a8c4-4674131f3fc9</guid><dc:creator>Alice</dc:creator><description>您好， layout 是一个需要权衡的工作，具体需要您决定。 TI提供了layout 建议，请参考链接文档。 Digital Isolator Design Guide (Rev. G)</description></item><item><title>论坛文章:ISOW1432: 关于多个ISOW1432重叠放置的PCB Layout问题</title><link>https://e2echina.ti.com/support/isolation/f/isolation-forum/1091446/isow1432-isow1432-pcb-layout</link><pubDate>Wed, 26 Aug 2026 04:27:00 GMT</pubDate><guid isPermaLink="false">91561404-af28-475a-b96b-cb6cbaadd097:be72cd2a-4dfa-42b7-958a-065f72d96aa7</guid><dc:creator>CAT CAT</dc:creator><description>Part Number: ISOW1432 我现在在做一个8层通信类的印制板，使用了多个ISOW1432，不同的ISOW1432的总线需要连接到同一个连接器上，每个器件包括A,B,Y,Z,GND,一共5线。布局方面印制板上空间有限，422芯片只能两两重叠放在L1和L8层。 请问在A,B,Y,Z侧：L2层使用GND（422L1）平面，L4使用Viso(422L1)平面，L5使用Viso(422L8)平面，L7使用GND（422L8）平面，这些在垂直方向上是完全重叠的，这种方法推荐吗？还是有更好的方法？ 由于走线空间限制，我无法保证L1和L8的ABYZ在垂直方向上不交叉或完全分隔，事实上现在他们在垂直方向上是平行重叠的。</description><category domain="https://e2echina.ti.com/support/isolation/tags/isow1432">isow1432</category></item><item><title>论坛文章:RE: ISOM8710DFFEVM: 按照规格书搭建隔离电路，收发数据不对应</title><link>https://e2echina.ti.com/support/isolation/f/isolation-forum/1090629/isom8710dffevm/3925540</link><pubDate>Thu, 20 Aug 2026 08:24:00 GMT</pubDate><guid isPermaLink="false">91561404-af28-475a-b96b-cb6cbaadd097:ac0351b4-baff-4149-a71f-eebe879686d5</guid><dc:creator>Links</dc:creator><description>检查信号极性：用示波器同时抓取 ISOM8710 输入端和输出端波形，确认是否同相 另外对照PCBlayout，确认引脚没有接反。</description></item><item><title>论坛文章:ISOM8710DFFEVM: 按照规格书搭建隔离电路，收发数据不对应</title><link>https://e2echina.ti.com/support/isolation/f/isolation-forum/1090629/isom8710dffevm</link><pubDate>Thu, 20 Aug 2026 05:25:00 GMT</pubDate><guid isPermaLink="false">91561404-af28-475a-b96b-cb6cbaadd097:85298bc6-4b60-4e9a-81a8-2c619c27faec</guid><dc:creator>JI YU</dc:creator><description>Part Number: ISOM8710DFFEVM Other Parts Discussed in Thread: ISOM8710 使用两颗ISOM8710隔离光耦设计隔离串口电路，发现A侧发送端发的数据，B侧接收端数据不一致；同理B侧发的数据，A侧接受的数据也不同。A侧和B侧都发一样的数据，B侧和A侧接受端收到的数据都不一样。</description><category domain="https://e2echina.ti.com/support/isolation/tags/ISOM8710DFFEVM">ISOM8710DFFEVM</category><category domain="https://e2echina.ti.com/support/isolation/tags/ISOM8710">ISOM8710</category><category domain="https://e2echina.ti.com/support/isolation/tags/_35756856_">电器</category></item><item><title>论坛文章:RE: ISO1541: ISO1541DR 晶圆是否有过更改？</title><link>https://e2echina.ti.com/support/isolation/f/isolation-forum/1088752/iso1541-iso1541dr/3918915</link><pubDate>Mon, 10 Aug 2026 03:09:00 GMT</pubDate><guid isPermaLink="false">91561404-af28-475a-b96b-cb6cbaadd097:788da986-276a-413c-8bb8-92ad5c1ea7b4</guid><dc:creator>Lydia</dc:creator><description>您好，关于晶圆是否有更改的 问题请联 系客 户 支持中心，会有客服帮助您， https://www.ti.com.cn/zh-cn/info/customer-support.html</description></item><item><title>论坛文章:RE: ISO1541: ISO1541DR 晶圆是否有过更改？</title><link>https://e2echina.ti.com/support/isolation/f/isolation-forum/1088752/iso1541-iso1541dr/3918914</link><pubDate>Mon, 10 Aug 2026 03:08:00 GMT</pubDate><guid isPermaLink="false">91561404-af28-475a-b96b-cb6cbaadd097:7b43674a-e0db-4f28-b953-e8d66dadb258</guid><dc:creator>Lydia</dc:creator><description>您好， 已 经 收到了您的案例， 调查 需要些 时间 ，感 谢 您的耐心等待。</description></item><item><title>论坛文章:ISO1541: ISO1541DR 晶圆是否有过更改？</title><link>https://e2echina.ti.com/support/isolation/f/isolation-forum/1088752/iso1541-iso1541dr</link><pubDate>Mon, 10 Aug 2026 03:07:00 GMT</pubDate><guid isPermaLink="false">91561404-af28-475a-b96b-cb6cbaadd097:45ac677f-775f-463c-aa43-9f256c8584c6</guid><dc:creator>chuangyuan Chen</dc:creator><description>Part Number: ISO1541 您好 ISO1541DR 晶圆请问是否有过更改？ 22+和26+的 内部构造不同 请问有对应内部晶圆结构的文件说明吗？ 谢谢！</description><category domain="https://e2echina.ti.com/support/isolation/tags/ISO1541">ISO1541</category></item><item><title>论坛文章:RE: ISO6041: 请问ISO6041LDWR芯片隔离SPI的工作机制</title><link>https://e2echina.ti.com/support/isolation/f/isolation-forum/1087049/iso6041-iso6041ldwr-spi/3912654</link><pubDate>Wed, 29 Jul 2026 09:42:00 GMT</pubDate><guid isPermaLink="false">91561404-af28-475a-b96b-cb6cbaadd097:91b3cd40-18c4-49d0-83a5-457992b768d0</guid><dc:creator>Daniel</dc:creator><description>您好 [FAQ] ISO7741: 如何计算数字隔离器支持的最大 SPI 速度？ www.ti.com.cn/.../zhct386b.pdf 请您参考这个部分说明。</description></item><item><title>论坛文章:ISO6041: 请问ISO6041LDWR芯片隔离SPI的工作机制</title><link>https://e2echina.ti.com/support/isolation/f/isolation-forum/1087049/iso6041-iso6041ldwr-spi</link><pubDate>Wed, 29 Jul 2026 09:06:00 GMT</pubDate><guid isPermaLink="false">91561404-af28-475a-b96b-cb6cbaadd097:6c060b6c-3dea-4f85-8be0-651f5f2bbea3</guid><dc:creator>Abner Ma</dc:creator><description>Part Number: ISO6041 你好， ISO6041LDWR，这款芯片隔离25Mhz时钟的SPI通讯，有以下几个问题需要咨询： 1.为什么芯片的通讯速率是200Mbps，但在3.3V电压下，SPI时钟最高只能到25MHz？ 2.SPI隔离后，如何保证SPI信号的时钟、数据、片选的时序统一？靠的是芯片内部的时序重整，还是仅靠隔离的低延时去“硬扛”？ 3.SPI时钟大于25MHz后，例如30M，50M等，会出现什么问题？ 感谢。</description><category domain="https://e2echina.ti.com/support/isolation/tags/ISO6041">ISO6041</category></item><item><title>论坛文章:RE: ISO7741: 【选型求助】请问TI是否有专门的SPI隔离器件？</title><link>https://e2echina.ti.com/support/isolation/f/isolation-forum/1087034/iso7741-ti-spi/3912619</link><pubDate>Wed, 29 Jul 2026 03:38:00 GMT</pubDate><guid isPermaLink="false">91561404-af28-475a-b96b-cb6cbaadd097:ee19deaa-769d-4cc8-99ba-7c67dc2c86bc</guid><dc:creator>Taylor</dc:creator><description>这个问题，请重新发个帖子</description></item><item><title>论坛文章:RE: ISO7741: 【选型求助】请问TI是否有专门的SPI隔离器件？</title><link>https://e2echina.ti.com/support/isolation/f/isolation-forum/1087034/iso7741-ti-spi/3912618</link><pubDate>Wed, 29 Jul 2026 03:33:00 GMT</pubDate><guid isPermaLink="false">91561404-af28-475a-b96b-cb6cbaadd097:cef94861-29f6-415f-92b6-7fac6e1e7706</guid><dc:creator>Abner Ma</dc:creator><description>请问TI的SPI隔离器，内部是有延迟重组处理吗？会不会隔离出来的信号，时序有偏差？</description></item><item><title>论坛文章:RE: ISO7741: 【选型求助】请问TI是否有专门的SPI隔离器件？</title><link>https://e2echina.ti.com/support/isolation/f/isolation-forum/1087034/iso7741-ti-spi/3912615</link><pubDate>Wed, 29 Jul 2026 02:29:00 GMT</pubDate><guid isPermaLink="false">91561404-af28-475a-b96b-cb6cbaadd097:89ca2091-aed3-4263-b62b-cf13e5169ae2</guid><dc:creator>Taylor</dc:creator><description>下面是按照条件筛选的，但是 SPI最高支持到是27MHz Digital isolators product selection | TI.com</description></item><item><title>论坛文章:RE: ISO7741: 【选型求助】请问TI是否有专门的SPI隔离器件？</title><link>https://e2echina.ti.com/support/isolation/f/isolation-forum/1087034/iso7741-ti-spi/3912614</link><pubDate>Wed, 29 Jul 2026 02:21:00 GMT</pubDate><guid isPermaLink="false">91561404-af28-475a-b96b-cb6cbaadd097:e63ddda7-324d-4094-b40d-f12d886d17ca</guid><dc:creator>Taylor</dc:creator><description>您好， 已经收到了您的案例，调查需要些时间，感谢您的耐心等待。</description></item><item><title>论坛文章:ISO7741: 【选型求助】请问TI是否有专门的SPI隔离器件？</title><link>https://e2echina.ti.com/support/isolation/f/isolation-forum/1087034/iso7741-ti-spi</link><pubDate>Wed, 29 Jul 2026 02:13:00 GMT</pubDate><guid isPermaLink="false">91561404-af28-475a-b96b-cb6cbaadd097:83fef87b-cfed-4934-8226-c95ce7040e89</guid><dc:creator>Abner Ma</dc:creator><description>Part Number: ISO7741 Other Parts Discussed in Thread: ADS7038H 工程师你好， 我们项目上，目前需要隔离ADS7038H的SPI接口，我们的SPI时钟设置为50MHz，目前需要帮忙选型SPI的隔离器件。要求如下： 1.不需要内置隔离电源 2.支持50MHz的SPI时钟 3.4个通道隔离后，各通道的时延偏差要统一 4.隔离耐压不低于3.75kv 另，请问TI若有针对SPI优化的隔离芯片，技术上是怎么做到隔离后时序统一的呢？</description><category domain="https://e2echina.ti.com/support/isolation/tags/ISO7741">ISO7741</category><category domain="https://e2echina.ti.com/support/isolation/tags/ADS7038H">ADS7038H</category></item><item><title>论坛文章:RE: TINA-TI_SIMP_CHINESE: 缺少模型</title><link>https://e2echina.ti.com/support/isolation/f/isolation-forum/1084327/tina-ti_simp_chinese/3902992</link><pubDate>Tue, 14 Jul 2026 09:13:00 GMT</pubDate><guid isPermaLink="false">91561404-af28-475a-b96b-cb6cbaadd097:801d4754-777b-4fd1-b4c0-b84dc6d8b552</guid><dc:creator>Taylor</dc:creator><description>很遗憾，没有ISO124的模型。 类似的，ISO120有PSPICE模型，ISO224有TINA SPICE模型。</description></item><item><title>论坛文章:RE: TINA-TI_SIMP_CHINESE: 缺少模型</title><link>https://e2echina.ti.com/support/isolation/f/isolation-forum/1084327/tina-ti_simp_chinese/3902990</link><pubDate>Tue, 14 Jul 2026 09:08:00 GMT</pubDate><guid isPermaLink="false">91561404-af28-475a-b96b-cb6cbaadd097:0ea42fb9-2967-40c9-9156-9fef189364af</guid><dc:creator>Taylor</dc:creator><description>您好， 已经收到了您的案例，调查需要些时间，感谢您的耐心等待。</description></item><item><title>论坛文章:RE: TINA-TI_SIMP_CHINESE: 缺少模型</title><link>https://e2echina.ti.com/support/isolation/f/isolation-forum/1084326/tina-ti_simp_chinese/3902989</link><pubDate>Tue, 14 Jul 2026 09:06:00 GMT</pubDate><guid isPermaLink="false">91561404-af28-475a-b96b-cb6cbaadd097:52fdef33-5227-470f-9905-fab87c2822f1</guid><dc:creator>Daniel</dc:creator><description>您好 ISO124的SPICE模型。紧急。- 放大器论坛- 放大器 - TI 端对端支持论坛 请您参考这个帖子说明。</description></item><item><title>论坛文章:TINA-TI_SIMP_CHINESE: 缺少模型</title><link>https://e2echina.ti.com/support/isolation/f/isolation-forum/1084327/tina-ti_simp_chinese</link><pubDate>Tue, 14 Jul 2026 09:00:00 GMT</pubDate><guid isPermaLink="false">91561404-af28-475a-b96b-cb6cbaadd097:d629e025-97e6-45da-a241-80613341da9d</guid><dc:creator>SK R</dc:creator><description>Part Number: TINA-TI Other Parts Discussed in Thread: ISO124 , ISO224 , ISO120 没有ISO124的仿真模型</description><category domain="https://e2echina.ti.com/support/isolation/tags/TINA_2D00_TI_5F00_SIMP_5F00_CHINESE">TINA-TI_SIMP_CHINESE</category><category domain="https://e2echina.ti.com/support/isolation/tags/ISO124">ISO124</category><category domain="https://e2echina.ti.com/support/isolation/tags/TINA_2D00_TI">TINA-TI</category><category domain="https://e2echina.ti.com/support/isolation/tags/ISO120">ISO120</category><category domain="https://e2echina.ti.com/support/isolation/tags/ISO224">ISO224</category></item><item><title>论坛文章:TINA-TI_SIMP_CHINESE: 缺少模型</title><link>https://e2echina.ti.com/support/isolation/f/isolation-forum/1084326/tina-ti_simp_chinese</link><pubDate>Tue, 14 Jul 2026 08:59:00 GMT</pubDate><guid isPermaLink="false">91561404-af28-475a-b96b-cb6cbaadd097:1da2c676-d569-4b1b-8d91-943921e473b5</guid><dc:creator>SK R</dc:creator><description>Part Number: TINA-TI Other Parts Discussed in Thread: ISO124 没有ISO124的仿真模型</description><category domain="https://e2echina.ti.com/support/isolation/tags/TINA_2D00_TI_5F00_SIMP_5F00_CHINESE">TINA-TI_SIMP_CHINESE</category><category domain="https://e2echina.ti.com/support/isolation/tags/ISO124">ISO124</category><category domain="https://e2echina.ti.com/support/isolation/tags/TINA_2D00_TI">TINA-TI</category></item><item><title>论坛文章:RE: ISO7641FM: 只有输入没有输出</title><link>https://e2echina.ti.com/support/isolation/f/isolation-forum/1083147/iso7641fm/3902283</link><pubDate>Mon, 13 Jul 2026 04:37:00 GMT</pubDate><guid isPermaLink="false">91561404-af28-475a-b96b-cb6cbaadd097:716db9fa-8262-425a-8f44-ce651de76590</guid><dc:creator>Eirwen</dc:creator><description>下面是数字隔离器设计指南，您可以尝试参考下： www.ti.com/.../slla284g.pdf</description></item></channel></rss>