{"id":5241,"date":"2026-06-09T10:37:35","date_gmt":"2026-06-09T10:37:35","guid":{"rendered":"https:\/\/materialparts.com\/sn74ls14dr\/"},"modified":"2026-06-09T10:37:35","modified_gmt":"2026-06-09T10:37:35","slug":"sn74ls14dr","status":"publish","type":"post","link":"https:\/\/materialparts.com\/zh\/sn74ls14dr\/","title":{"rendered":"SN74LS14DR"},"content":{"rendered":"

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

SN74LS14DR from TI is a hex Schmitt-trigger inverter in SOIC-14. LS-TTL family. 5V supply. Hysteresis for noise immunity. Propagation 15ns.<\/p>\n

\u5de5\u4f5c\u539f\u7406<\/h2>\n

Six Schmitt-trigger inverters. Hysteresis (0.8V\/1.6V thresholds) cleans up slow\/noisy signals. LS-TTL compatible. Useful for signal conditioning and oscillators.<\/p>\n

Pin Description<\/h2>\n\n\n\n\n\n
\u9488\u811a<\/th>\n\u540d\u79f0<\/th>\n\u529f\u80fd<\/th>\n<\/tr>\n
1,3,5,9,11,13<\/td>\n1A-6A<\/td>\nInputs<\/td>\n<\/tr>\n
2,4,6,8,10,12<\/td>\n1Y-6Y<\/td>\nOutputs<\/td>\n<\/tr>\n
7,14<\/td>\nGND\/VCC<\/td>\n\u7535\u6e90<\/td>\n<\/tr>\n<\/table>\n

\u5e94\u7528<\/h2>\n
    \n
  • Signal conditioning<\/li>\n
  • Switch debounce<\/li>\n
  • RC oscillators<\/li>\n<\/ul>\n

    Alternative Models<\/h2>\n\n\n\n
    \u5236\u9020\u5546<\/th>\n\u90e8\u4ef6\u7f16\u53f7<\/th>\n\u8bf4\u660e<\/th>\n<\/tr>\n
    TI<\/td>\nSN74HCT14DR<\/td>\nCMOS version<\/td>\n<\/tr>\n<\/table>","protected":false},"excerpt":{"rendered":"

    Product Overview SN74LS14DR from TI is a hex Schmitt-trigger inverter in SOIC-14. LS-TTL family. 5V supply. Hysteresis for noise immunity. Propagation 15ns. Working Principle Six Schmitt-trigger inverters. Hysteresis (0.8V\/1.6V thresholds) cleans up slow\/noisy signals. LS-TTL compatible. Useful for signal conditioning and oscillators. Pin Description Pin Name Function 1,3,5,9,11,13 1A-6A Inputs 2,4,6,8,10,12 1Y-6Y Outputs 7,14 GND\/VCC […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[13],"tags":[],"chip_brand":[138],"class_list":["post-5241","post","type-post","status-publish","format-standard","hentry","category-integrated-circuits-ics","chip_brand-ti"],"acf":{"brief_explanation":"Hex Schmitt trigger inverter, LS-TTL, SOIC-14","date_code":"","package_case":"SOIC-14 (8.7 x 3.9 x 1.5mm)","in_stock":10422,"datasheet":"https:\/\/www.ti.com\/lit\/ds\/symlink\/sn74ls14.pdf","price":"$0.50 @ 1ku","product_introduction":"SN74LS14DR from TI is a hex Schmitt-trigger inverter in SOIC-14. LS-TTL family. 5V supply. Hysteresis for noise immunity. Propagation 15ns.","working_principle":"Six Schmitt-trigger inverters. Hysteresis (0.8V\/1.6V thresholds) cleans up slow\/noisy signals. LS-TTL compatible. Useful for signal conditioning and oscillators.","pin_description":"
    Pin<\/th>Name<\/th>Function<\/th><\/tr>
    1,3,5,9,11,13<\/td>1A-6A<\/td>Inputs<\/td><\/tr>
    2,4,6,8,10,12<\/td>1Y-6Y<\/td>Outputs<\/td><\/tr>
    7,14<\/td>GND\/VCC<\/td>Power<\/td><\/tr><\/table>","application_scenarios":"
    • Signal conditioning<\/li>
    • Switch debounce<\/li>
    • RC oscillators<\/li><\/ul>","alternative_models":"
      Manufacturer<\/th>Part Number<\/th>Notes<\/th><\/tr>
      TI<\/td>SN74HCT14DR<\/td>CMOS version<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/5241","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=5241"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/5241\/revisions"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/media?parent=5241"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/categories?post=5241"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/tags?post=5241"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/chip_brand?post=5241"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}