{"id":2490,"date":"2026-05-21T01:20:03","date_gmt":"2026-05-21T01:20:03","guid":{"rendered":"https:\/\/materialparts.com\/si8663ed-b-isr\/"},"modified":"2026-05-21T01:20:03","modified_gmt":"2026-05-21T01:20:03","slug":"si8663ed-b-isr","status":"publish","type":"post","link":"https:\/\/materialparts.com\/zh\/si8663ed-b-isr\/","title":{"rendered":"SI8663ED-B-ISR"},"content":{"rendered":"

\u4ea7\u54c1\u6982\u89c8<\/h2>\n

The SI8663ED-B-ISR from Silicon Labs (Skyworks) is a 6-channel general-purpose digital isolator with 5000Vrms isolation, 150Mbps data rate, 35kV\/us CMTI, and 3\/3 forward\/reverse channel configuration. It operates from 2.5V to 5.5V in a 16-SOIC wide-body package.<\/p>\n

\u4e3b\u8981\u89c4\u683c<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\u5236\u9020\u5546<\/td>\nSilicon Labs \/ Skyworks<\/td>\n<\/tr>\n
\u7c7b\u578b<\/td>\nGeneral Purpose Digital Isolator<\/td>\n<\/tr>\n
\u901a\u9053\u6570<\/td>\n6 (3 forward, 3 reverse)<\/td>\n<\/tr>\n
\u9694\u79bb\u7535\u538b<\/td>\n5000Vrms<\/td>\n<\/tr>\n
\u6570\u636e\u901f\u7387<\/td>\n150Mbps<\/td>\n<\/tr>\n
Common Mode Transient Immunity<\/td>\n35kV\/us min<\/td>\n<\/tr>\n
\u4f20\u64ad\u5ef6\u8fdf<\/td>\n13ns max<\/td>\n<\/tr>\n
\u8109\u51b2\u5bbd\u5ea6\u5931\u771f<\/td>\n4.5ns max<\/td>\n<\/tr>\n
\u7535\u6e90\u7535\u538b<\/td>\n2.5V to 5.5V<\/td>\n<\/tr>\n
Supply Current<\/td>\n9.1mA max per side<\/td>\n<\/tr>\n
Technology<\/td>\nCapacitive Coupling<\/td>\n<\/tr>\n
\u5305\u88c5<\/td>\n16-SOIC Wide (10.3 x 7.5mm)<\/td>\n<\/tr>\n
\u5de5\u4f5c\u6e29\u5ea6<\/td>\n-40C to +125C<\/td>\n<\/tr>\n<\/table>\n

\u7279\u70b9<\/h2>\n
    \n
  • 6-channel isolation with 3 forward and 3 reverse channels<\/li>\n
  • 5000Vrms isolation rating with reinforced insulation<\/li>\n
  • High CMTI: 35kV\/us minimum<\/li>\n
  • 150Mbps data rate support<\/li>\n
  • Low propagation delay: 13ns max<\/li>\n
  • Capacitive coupling technology<\/li>\n
  • Schmitt trigger inputs for noise immunity<\/li>\n
  • Ultra-low power consumption<\/li>\n
  • Selectable fail-safe mode<\/li>\n
  • UL, CSA, VDE, and CQC safety certifications<\/li>\n
  • AEC-Q100 qualified<\/li>\n<\/ul>\n

    \u5e94\u7528<\/h2>\n
      \n
    • Industrial automation and control<\/li>\n
    • Isolated ADC and DAC interfaces<\/li>\n
    • Motor drive and inverter isolation<\/li>\n
    • Power supply isolation<\/li>\n
    • Medical electronics<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The SI8663ED-B-ISR from Silicon Labs (Skyworks) is a 6-channel general-purpose digital isolator with 5000Vrms isolation, 150Mbps data rate, 35kV\/us CMTI, and 3\/3 forward\/reverse channel configuration. It operates from 2.5V to 5.5V in a 16-SOIC wide-body package. Key Specifications Manufacturer Silicon Labs \/ Skyworks Type General Purpose Digital Isolator Number of Channels 6 (3 […]<\/p>\n","protected":false},"author":2,"featured_media":2774,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[13,20],"tags":[],"chip_brand":[184],"class_list":["post-2490","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-integrated-circuits-ics","category-interface-ics","chip_brand-silabs"],"acf":{"brief_explanation":"6-ch digital isolator, 5kVrms, 150Mbps, 35kV\/us CMTI, 3\/3 FWD\/REV, 16-SOIC-W","date_code":"","package_case":"16-SOIC Wide (10.3 x 7.5 x 2.35mm)","in_stock":5162,"datasheet":"https:\/\/www.skyworksinc.com\/en\/Products\/Isolation\/Digital-Isolators\/SI8663ED-B-ISR","price":"$4.56 @ 1ku","product_introduction":"The Silicon Labs SI8663ED-B-ISR is an ultra-low-power 6-channel digital isolator using capacitive coupling technology. It offers substantial advantages over legacy optocoupler-based isolation in data rate, propagation delay, power consumption, size, reliability, and external BOM. The device supports data rates up to 150Mbps with less than 13ns propagation delay and 4.5ns pulse width distortion. The 5000Vrms isolation rating with reinforced insulation meets IEC 61010-1 and IEC 60950-1 safety requirements. The 3\/3 channel configuration (3 forward, 3 reverse) is ideal for bidirectional communication interfaces like SPI and UART. Schmitt trigger inputs provide high noise immunity, and the selectable fail-safe mode controls output state during power loss.","working_principle":"The SI8663ED-B-ISR operates through capacitive coupling isolation: 1) Signal Transmission: High-speed digital signals are modulated and transmitted across on-chip silicon dioxide capacitors that provide the galvanic isolation barrier. The capacitors block DC and low-frequency common-mode voltages while passing the high-frequency modulated signal. 2) Demodulation: The receiving side demodulates the signal and reconstructs the original digital waveform with minimal propagation delay (10ns typ) and pulse width distortion (1.5ns typ). 3) Common-Mode Rejection: The capacitive coupling architecture provides inherent common-mode transient immunity of 35kV\/us minimum, making the device suitable for noisy industrial environments. 4) Fail-Safe: When input power is lost, the outputs assume a predefined state (high or low, selected by ordering option) preventing undefined system behavior.","pin_description":"
      Pin<\/th>Name<\/th>Type<\/th>Function<\/th><\/tr>
      1<\/td>VDD1<\/td>Power<\/td>Side 1 supply (2.5V to 5.5V)<\/td><\/tr>
      2<\/td>INA<\/td>Input<\/td>Channel A input (forward)<\/td><\/tr>
      3<\/td>INB<\/td>Input<\/td>Channel B input (forward)<\/td><\/tr>
      4<\/td>INC<\/td>Input<\/td>Channel C input (forward)<\/td><\/tr>
      5-6<\/td>OUTD\/OUTE<\/td>Output<\/td>Channels D,E output (reverse)<\/td><\/tr>
      7<\/td>OUTF<\/td>Output<\/td>Channel F output (reverse)<\/td><\/tr>
      8<\/td>GND1<\/td>Ground<\/td>Side 1 ground<\/td><\/tr>
      9<\/td>GND2<\/td>Ground<\/td>Side 2 ground<\/td><\/tr>
      10<\/td>INF<\/td>Input<\/td>Channel F input (reverse)<\/td><\/tr>
      11-12<\/td>INE\/IND<\/td>Input<\/td>Channels E,D input (reverse)<\/td><\/tr>
      13<\/td>OUTC<\/td>Output<\/td>Channel C output (forward)<\/td><\/tr>
      14<\/td>OUTB<\/td>Output<\/td>Channel B output (forward)<\/td><\/tr>
      15<\/td>OUTA<\/td>Output<\/td>Channel A output (forward)<\/td><\/tr>
      16<\/td>VDD2<\/td>Power<\/td>Side 2 supply (2.5V to 5.5V)<\/td><\/tr><\/table>","application_scenarios":"
      • Isolated SPI communication between MCU and high-voltage ADC<\/li>
      • Motor drive gate driver isolation with bidirectional fault signaling<\/li>
      • Industrial PLC digital I\/O channel isolation<\/li><\/ul>","alternative_models":"
        Manufacturer<\/th>Part Number<\/th>Package<\/th>Notes<\/th><\/tr>
        Skyworks<\/td>SI8663BD-B-ISR<\/td>16-SOIC-W<\/td>3.75kV version<\/td><\/tr>
        TI<\/td>ISO7763FDWR<\/td>16-SOIC-W<\/td>6-ch, 5kV, 100Mbps<\/td><\/tr>
        ADI<\/td>ADuM7643CRQZ<\/td>16-QSOP<\/td>6-ch, 5kV, 150Mbps<\/td><\/tr>
        Renesas<\/td>ISOW7843DFMR<\/td>16-SOIC-W<\/td>4-ch with integrated DC-DC<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/2490","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/comments?post=2490"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/2490\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/media\/2774"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/media?parent=2490"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/categories?post=2490"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/tags?post=2490"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/chip_brand?post=2490"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}