{"id":10706,"date":"2026-07-20T10:41:35","date_gmt":"2026-07-20T10:41:35","guid":{"rendered":"https:\/\/ic-vendor.com\/sn74lvc2g17dbvr\/"},"modified":"2026-07-20T10:41:35","modified_gmt":"2026-07-20T10:41:35","slug":"sn74lvc2g17dbvr","status":"publish","type":"post","link":"https:\/\/ic-vendor.com\/zh\/sn74lvc2g17dbvr\/","title":{"rendered":"SN74LVC2G17DBVR"},"content":{"rendered":"

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

The SN74LVC2G17DBVR is a dual Schmitt-trigger buffer from Texas Instruments’ LVC logic family. Packaged in a 6-pin SOT-23 (DBV), it operates from 1.65 V to 5.5 V and provides two independent non-inverting buffer channels with Schmitt-trigger inputs. The hysteresis on the inputs makes this device ideal for noise rejection and waveform conditioning in mixed-signal environments.<\/p>\n

\u4e3b\u8981\u89c4\u683c<\/h2>\n\n\n\n\n\n\n\n\n\n
Logic Function<\/td>\nDual Buffer with Schmitt-Trigger<\/td>\n<\/tr>\n
Supply Voltage Range<\/td>\n1.65 V \u81f3 5.5 V<\/td>\n<\/tr>\n
\u901a\u9053\u6570<\/td>\n2<\/td>\n<\/tr>\n
Max Propagation Delay<\/td>\n5.4 ns at 3.3 V<\/td>\n<\/tr>\n
Output Drive Current<\/td>\n\u00b124 mA at 3.3 V<\/td>\n<\/tr>\n
\u5305\u88c5<\/td>\n6-SOT-23 (DBV) \u2014 2.9 x 2.8 mm<\/td>\n<\/tr>\n
\u5de5\u4f5c\u6e29\u5ea6<\/td>\n-40\u00b0C to +125\u00b0C<\/td>\n<\/tr>\n
Max ICC<\/td>\n10 \u00b5A<\/td>\n<\/tr>\n<\/table>\n

\u7279\u70b9<\/h2>\n
    \n
  • Schmitt-trigger inputs provide hysteresis for superior noise immunity<\/li>\n
  • Wide 1.65-V to 5.5-V supply range<\/li>\n
  • Over-voltage tolerant inputs up to 5.5 V<\/li>\n
  • Low 10 \u00b5A max ICC for battery-powered applications<\/li>\n
  • Ioff supports live insertion and partial-power-down mode<\/li>\n<\/ul>\n

    \u5e94\u7528<\/h2>\n
      \n
    • Debouncing mechanical switches and buttons<\/li>\n
    • Signal conditioning for noisy sensor interfaces<\/li>\n
    • Waveform squaring and edge sharpening<\/li>\n
    • Voltage-level translation in mixed-voltage systems<\/li>\n
    • Portable and battery-powered digital devices<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The SN74LVC2G17DBVR is a dual Schmitt-trigger buffer from Texas Instruments’ LVC logic family. Packaged in a 6-pin SOT-23 (DBV), it operates from 1.65 V to 5.5 V and provides two independent non-inverting buffer channels with Schmitt-trigger inputs. The hysteresis on the inputs makes this device ideal for noise rejection and waveform conditioning in […]<\/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":[13],"tags":[2046],"chip_brand":[138],"class_list":["post-10706","post","type-post","status-publish","format-standard","hentry","category-integrated-circuits-ics","tag-sn74lvc2g17dbvr","chip_brand-ti"],"acf":{"brief_explanation":"Dual Schmitt-trigger buffer, 1.65\u20135.5 V, 2-channel, 6-SOT-23, hysteresis input, LVC family","date_code":"","package_case":"6-SOT-23 (DBV) \u2014 2.9 x 2.8 mm","in_stock":6732,"datasheet":"https:\/\/www.ti.com\/lit\/ds\/symlink\/sn74lvc2g17.pdf","price":"$0.05 @ 1ku","product_introduction":"The SN74LVC2G17 is a dual Schmitt-trigger buffer from Texas Instruments designed for 1.65-V to 5.5-V VCC operation. The device contains two independent buffers performing the Boolean function Y = A, with Schmitt-trigger inputs that provide different threshold levels for positive-going and negative-going signals. This hysteresis significantly improves noise immunity compared to standard buffers, making the device ideal for cleaning up noisy signals, debouncing switches, and conditioning slow-edge waveforms in compact designs.","working_principle":"The SN74LVC2G17 operates as two independent non-inverting buffers with Schmitt-trigger input stages. Each Schmitt-trigger input has two distinct threshold voltages: a higher VT+ for rising signals and a lower VT- for falling signals. The difference between these thresholds creates a hysteresis band that prevents output oscillation when the input signal is slow-moving or noisy. When the input exceeds VT+, the output goes high; when the input falls below VT-, the output goes low. This mechanism provides clean output transitions regardless of input signal quality.","pin_description":"
      Pin<\/th>Name<\/th>Type<\/th>Function<\/th><\/tr>
      1<\/td>1A<\/td>Input<\/td>Schmitt-trigger input for channel 1<\/td><\/tr>
      2<\/td>1Y<\/td>Output<\/td>Buffer output for channel 1<\/td><\/tr>
      3<\/td>GND<\/td>Power<\/td>Ground reference<\/td><\/tr>
      4<\/td>2A<\/td>Input<\/td>Schmitt-trigger input for channel 2<\/td><\/tr>
      5<\/td>2Y<\/td>Output<\/td>Buffer output for channel 2<\/td><\/tr>
      6<\/td>VCC<\/td>Power<\/td>Positive supply voltage<\/td><\/tr><\/table>","application_scenarios":"
      • Switch and button debounce circuits in user interfaces<\/li>
      • Sensor signal conditioning in industrial control systems<\/li>
      • RC oscillator and timing circuits requiring hysteresis<\/li>
      • Noise filtering on digital communication buses<\/li>
      • Edge sharpening for clock distribution networks<\/li><\/ul>","alternative_models":"
        Manufacturer<\/th>Part Number<\/th>Package<\/th>Notes<\/th><\/tr>
        TI<\/td>SN74LVC2G17DCKR<\/td>6-SC70<\/td>Smaller footprint option<\/td><\/tr>
        Nexperia<\/td>74LVC2G17GW<\/td>6-TSSOP<\/td>Equivalent function<\/td><\/tr>
        onsemi<\/td>MC74LVC2G17DTT1G<\/td>6-SC70<\/td>Equivalent function<\/td><\/tr>
        Diodes Inc<\/td>74LVC2G17DW-7<\/td>6-SOT-26<\/td>Equivalent function<\/td><\/tr>
        Toshiba<\/td>TC74VHC17FT<\/td>6-SOT-26<\/td>Equivalent function<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/posts\/10706","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/comments?post=10706"}],"version-history":[{"count":0,"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/posts\/10706\/revisions"}],"wp:attachment":[{"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/media?parent=10706"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/categories?post=10706"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/tags?post=10706"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/chip_brand?post=10706"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}