{"id":7448,"date":"2026-06-24T06:52:34","date_gmt":"2026-06-24T06:52:34","guid":{"rendered":"https:\/\/materialparts.com\/lmv7219m7x-nopb\/"},"modified":"2026-06-24T06:52:34","modified_gmt":"2026-06-24T06:52:34","slug":"lmv7219m7x-nopb","status":"publish","type":"post","link":"https:\/\/materialparts.com\/zh\/lmv7219m7x-nopb\/","title":{"rendered":"LMV7219M7X\/NOPB"},"content":{"rendered":"

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

The LMV7219M7X\/NOPB from Texas Instruments is a 7ns, low-power, high-speed comparator with rail-to-rail output and internal hysteresis. Operating from 2.7V to 5V supply, it provides fast propagation delay with only 1.1mA supply current in a tiny SC70-5 (SOT-23-5) package, ideal for space-constrained high-speed signal processing.<\/p>\n

\u4e3b\u8981\u89c4\u683c<\/h2>\n\n\n\n\n\n\n\n\n\n
\u4f20\u64ad\u5ef6\u8fdf<\/td>\n7 ns (typical)<\/td>\n<\/tr>\n
Supply Voltage Range<\/td>\n2.7V to 5V<\/td>\n<\/tr>\n
Supply Current<\/td>\n1.1 mA @ 5V<\/td>\n<\/tr>\n
\u8f93\u51fa\u7c7b\u578b<\/td>\nPush-Pull Rail-to-Rail<\/td>\n<\/tr>\n
Input CMVR<\/td>\nExtends 200mV below ground<\/td>\n<\/tr>\n
Rise\/Fall Time<\/td>\n1.3 ns<\/td>\n<\/tr>\n
\u5305\u88c5<\/td>\nSC70-5 \/ SOT-23-5<\/td>\n<\/tr>\n
\u5de5\u4f5c\u6e29\u5ea6<\/td>\n-40\u00b0C to +85\u00b0C<\/td>\n<\/tr>\n<\/table>\n

\u7279\u70b9<\/h2>\n
    \n
  • Ultra-fast 7ns propagation delay for high-speed signal detection<\/li>\n
  • Internal hysteresis ensures clean switching on slow-moving signals<\/li>\n
  • Input common-mode range extends 200mV below ground for ground sensing<\/li>\n
  • Rail-to-rail push-pull output drives logic directly<\/li>\n
  • Low 1.1mA supply current at 5V<\/li>\n
  • Space-saving SC70-5 and SOT-23-5 package options<\/li>\n<\/ul>\n

    \u5e94\u7528<\/h2>\n
      \n
    • High-speed clock and data signal detection<\/li>\n
    • Zero-crossing detection in power systems<\/li>\n
    • Peak detection and threshold comparison<\/li>\n
    • Battery-powered instrumentation and portable devices<\/li>\n
    • Sensor signal conditioning and level translation<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The LMV7219M7X\/NOPB from Texas Instruments is a 7ns, low-power, high-speed comparator with rail-to-rail output and internal hysteresis. Operating from 2.7V to 5V supply, it provides fast propagation delay with only 1.1mA supply current in a tiny SC70-5 (SOT-23-5) package, ideal for space-constrained high-speed signal processing. Key Specifications Propagation Delay 7 ns (typical) Supply […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[19,13],"tags":[],"chip_brand":[138],"class_list":["post-7448","post","type-post","status-publish","format-standard","hentry","category-analog-linear-ics","category-integrated-circuits-ics","chip_brand-ti"],"acf":{"brief_explanation":"7ns high-speed comparator, 2.7-5V, internal hysteresis, R-R output, SC70-5","date_code":"","package_case":"SC70-5 \/ SOT-23-5 (2 x 2.1 mm)","in_stock":5678,"datasheet":"https:\/\/www.ti.com\/product\/LMV7219","price":"\/tmp\/tmpes89mhd9.sh.99 @ 1ku","product_introduction":"The LMV7219M7X\/NOPB is a low-power, high-speed comparator from Texas Instruments with an ultra-fast 7ns propagation delay while consuming only 1.1mA at 5V. The device operates from a single 2.7V to 5V supply and features a push-pull rail-to-rail output that can directly drive logic gates without pull-up resistors. Internal hysteresis ensures clean output transitions even with slowly varying or noisy input signals. The input common-mode voltage range extends 200mV below ground, enabling ground-sensing applications. Packaged in the tiny SC70-5 (also available in SOT-23-5), it is ideal for space-constrained high-speed signal processing in portable and battery-powered equipment.","working_principle":"The LMV7219 operates as a single-ended voltage comparator with three key subsystems. (1) The differential input stage compares the voltage at the non-inverting input (+IN) against the inverting input (-IN), with the input common-mode range extending 200mV below the negative rail (ground) to enable ground-sensing applications. Internal hysteresis of approximately 3.5mV provides noise immunity by creating two distinct threshold levels for positive-going and negative-going input transitions. (2) The high-gain amplification stage provides the voltage gain needed to convert a small input differential into a full logic-level output swing, achieving the 7ns propagation delay through optimized internal node capacitances and bias currents. (3) The push-pull output stage drives rail-to-rail output voltages directly, sourcing and sinking current without requiring external pull-up resistors, with 1.3ns rise and fall times into capacitive loads.","pin_description":"
      Pin<\/th>Name<\/th>Function<\/th><\/tr>
      1<\/td>OUT<\/td>Push-pull output (rail-to-rail)<\/td><\/tr>
      2<\/td>V-<\/td>Negative supply \/ Ground<\/td><\/tr>
      3<\/td>+IN<\/td>Non-inverting input<\/td><\/tr>
      4<\/td>-IN<\/td>Inverting input<\/td><\/tr>
      5<\/td>V+<\/td>Positive supply (2.7V to 5V)<\/td><\/tr><\/table>","application_scenarios":"
      • High-speed zero-crossing detection in AC power line monitoring systems<\/li>
      • Clock recovery and data slicer circuits in digital communication receivers<\/li>
      • Peak detection and window comparison in test and measurement instruments<\/li>
      • Sensor threshold detection in battery-powered portable devices<\/li>
      • Level translation between analog sensor signals and digital logic<\/li><\/ul>","alternative_models":"
        Model<\/th>Manufacturer<\/th>Key Difference<\/th><\/tr>
        LMV7219M5X\/NOPB<\/td>TI<\/td>SOT-23-5 package option<\/td><\/tr>
        TLV3201AIDBVR<\/td>TI<\/td>40ns, 2.7-5.5V, open-drain output<\/td><\/tr>
        TS881ILT<\/td>STMicroelectronics<\/td>0.9V nanopower, 210nA, SC70-5<\/td><\/tr>
        MAX9031AKA+T<\/td>Maxim<\/td>5ns, 5V, SOT-23-5<\/td><\/tr>
        ADCMP601BCPZ<\/td>Analog Devices<\/td>2.5V\/3.3V, 4ns, LFCSP-6<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/7448","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=7448"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/7448\/revisions"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/media?parent=7448"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/categories?post=7448"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/tags?post=7448"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/chip_brand?post=7448"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}