{"id":10471,"date":"2026-07-20T04:13:21","date_gmt":"2026-07-20T04:13:21","guid":{"rendered":"https:\/\/ic-vendor.com\/74lvc125apw\/"},"modified":"2026-07-20T04:13:21","modified_gmt":"2026-07-20T04:13:21","slug":"74lvc125apw","status":"publish","type":"post","link":"https:\/\/ic-vendor.com\/ar\/74lvc125apw\/","title":{"rendered":"74LVC125APW"},"content":{"rendered":"

\u0646\u0638\u0631\u0629 \u0639\u0627\u0645\u0629 \u0639\u0644\u0649 \u0627\u0644\u0645\u0646\u062a\u062c<\/h2>\n

The Nexperia 74LVC125APW is a quad buffer\/line driver with 3-state outputs and 5V tolerant I\/Os in a TSSOP14 package. It operates from 1.2 V to 3.6 V, features Schmitt-trigger inputs, Ioff circuitry for partial power-down, and \u00b124 mA output drive capability.<\/p>\n

\u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629<\/h2>\n\n\n\n\n\n\n\n\n\n\n
Supply Voltage (VCC)<\/td>\n1.2 V to 3.6 V<\/td>\n<\/tr>\n
Logic Switching Levels<\/td>\nCMOS\/LVTTL<\/td>\n<\/tr>\n
Output Drive<\/td>\n\u00b1 24 \u0645\u0644\u0644\u064a \u0623\u0645\u0628\u064a\u0631<\/td>\n<\/tr>\n
Max Frequency<\/td>\n175 MHz<\/td>\n<\/tr>\n
Number of Buffers<\/td>\n4 (Quad)<\/td>\n<\/tr>\n
\u0646\u0648\u0639 \u0627\u0644\u0625\u062e\u0631\u0627\u062c<\/td>\n3-state (controlled by nOE)<\/td>\n<\/tr>\n
\u0646\u0648\u0639 \u0627\u0644\u0625\u062f\u062e\u0627\u0644<\/td>\nSchmitt Trigger, 5V tolerant<\/td>\n<\/tr>\n
\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u0634\u063a\u064a\u0644<\/td>\n-40 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 \u0625\u0644\u0649 +125 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629<\/td>\n<\/tr>\n
ESD Protection<\/td>\nHBM >2000V, CDM >1000V<\/td>\n<\/tr>\n<\/table>\n

\u0627\u0644\u0645\u064a\u0632\u0627\u062a<\/h2>\n
    \n
  • Wide supply voltage range from 1.2 V to 3.6 V<\/li>\n
  • Overvoltage tolerant inputs and outputs up to 5.5 V<\/li>\n
  • Schmitt-trigger action at all inputs for slower rise\/fall tolerance<\/li>\n
  • Ioff circuitry enables partial power-down mode operation<\/li>\n
  • 3-state outputs controlled by active LOW enable inputs (nOE)<\/li>\n
  • Complies with JEDEC standards JESD8-7A, JESD8-5A, JESD8-C<\/li>\n<\/ul>\n

    \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a<\/h2>\n
      \n
    • Bus buffering and line driving in digital systems<\/li>\n
    • 3-state bus interface for multi-master systems<\/li>\n
    • Voltage level translation between 3.3V and 5V<\/li>\n
    • Automotive logic circuits<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The Nexperia 74LVC125APW is a quad buffer\/line driver with 3-state outputs and 5V tolerant I\/Os in a TSSOP14 package. It operates from 1.2 V to 3.6 V, features Schmitt-trigger inputs, Ioff circuitry for partial power-down, and \u00b124 mA output drive capability. Key Specifications Supply Voltage (VCC) 1.2 V to 3.6 V Logic Switching […]<\/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":[1777],"chip_brand":[168],"class_list":["post-10471","post","type-post","status-publish","format-standard","hentry","category-integrated-circuits-ics","tag-74lvc125apw","chip_brand-nxp"],"acf":{"brief_explanation":"Quad buffer\/line driver, 3-state outputs, 1.2-3.6V, 5V tolerant I\/O, TSSOP14, \u00b124mA, Ioff","date_code":"","package_case":"TSSOP14 (SOT402-1) 5.0 x 4.4 x 1.1 mm","in_stock":9421,"datasheet":"https:\/\/assets.nexperia.com\/documents\/data-sheet\/74LVC125A.pdf","price":"$0.22 @ 1ku","product_introduction":"The Nexperia 74LVC125APW is a quad non-inverting buffer\/line driver with 3-state outputs in a TSSOP14 package. The device consists of four independent buffers with individual active LOW output enable inputs (nOE). A HIGH on nOE causes the corresponding output to assume a high-impedance OFF-state. Inputs can be driven from either 3.3V or 5V devices, enabling use as a translator in mixed-voltage environments. Schmitt-trigger action at all inputs provides tolerance to slower input rise and fall times. The Ioff circuitry disables outputs when the device is powered down, preventing damaging backflow current \u2014 essential for partial power-down applications. The device operates from 1.2V to 3.6V with \u00b124 mA output drive and is specified from -40\u00b0C to +125\u00b0C.","working_principle":"The 74LVC125APW contains four independent non-inverting buffers, each with a dedicated active LOW output enable (nOE) input. When nOE is LOW, the buffer passes the input signal (nA) directly to the output (nY) with a propagation delay. When nOE is HIGH, the output enters a high-impedance (3-state) state, effectively disconnecting the buffer from the bus. This allows multiple devices to share a common bus without contention. The Schmitt-trigger input buffers provide hysteresis for noise immunity and slow-edge tolerance. The 5V tolerant inputs and outputs accept voltages up to 5.5V regardless of VCC, enabling level translation. The Ioff circuitry ensures that when VCC is at 0V, all outputs are high-impedance, preventing backflow current through the device.","pin_description":"\n
      Pin<\/th>Name<\/th>Type<\/th>Function<\/th><\/tr>\n
      1<\/td>1OE<\/td>Input<\/td>Output enable for Buffer 1 (active LOW)<\/td><\/tr>\n
      2<\/td>1A<\/td>Input<\/td>Data input for Buffer 1<\/td><\/tr>\n
      3<\/td>1Y<\/td>Output<\/td>Data output for Buffer 1 (3-state)<\/td><\/tr>\n
      4<\/td>2Y<\/td>Output<\/td>Data output for Buffer 2 (3-state)<\/td><\/tr>\n
      5<\/td>2A<\/td>Input<\/td>Data input for Buffer 2<\/td><\/tr>\n
      6<\/td>2OE<\/td>Input<\/td>Output enable for Buffer 2 (active LOW)<\/td><\/tr>\n
      7<\/td>GND<\/td>Power<\/td>Ground (0 V)<\/td><\/tr>\n
      8<\/td>3OE<\/td>Input<\/td>Output enable for Buffer 3 (active LOW)<\/td><\/tr>\n
      9<\/td>3A<\/td>Input<\/td>Data input for Buffer 3<\/td><\/tr>\n
      10<\/td>3Y<\/td>Output<\/td>Data output for Buffer 3 (3-state)<\/td><\/tr>\n
      11<\/td>4Y<\/td>Output<\/td>Data output for Buffer 4 (3-state)<\/td><\/tr>\n
      12<\/td>4A<\/td>Input<\/td>Data input for Buffer 4<\/td><\/tr>\n
      13<\/td>4OE<\/td>Input<\/td>Output enable for Buffer 4 (active LOW)<\/td><\/tr>\n
      14<\/td>VCC<\/td>Power<\/td>Supply voltage<\/td><\/tr>\n<\/table>","application_scenarios":"
        \n
      • Bus buffering and line driving in multi-master digital systems<\/li>\n
      • 3-state bus interface for shared data buses<\/li>\n
      • Voltage level translation between 3.3V and 5V logic families<\/li>\n
      • Automotive electronic control unit signal routing<\/li>\n
      • Industrial automation bus isolation circuits<\/li>\n<\/ul>","alternative_models":"\n
        Manufacturer<\/th>Part Number<\/th>Package<\/th>Notes<\/th><\/tr>\n
        Texas Instruments<\/td>SN74LVC125APWR<\/td>TSSOP-14<\/td>Pin-to-pin compatible<\/td><\/tr>\n
        onsemi<\/td>MC74LCX125ADR2G<\/td>SOIC-14<\/td>Similar function, SOIC package<\/td><\/tr>\n
        Toshiba<\/td>TC74LCX125AP<\/td>DIP-14<\/td>Equivalent function<\/td><\/tr>\n
        Nexperia<\/td>74LVC125AD<\/td>SO14<\/td>Same function, SO package<\/td><\/tr>\n
        Nexperia<\/td>74HC125PW<\/td>TSSOP14<\/td>HC family variant, wider voltage range<\/td><\/tr>\n<\/table>"},"_links":{"self":[{"href":"https:\/\/ic-vendor.com\/ar\/wp-json\/wp\/v2\/posts\/10471","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ic-vendor.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ic-vendor.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ic-vendor.com\/ar\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/ic-vendor.com\/ar\/wp-json\/wp\/v2\/comments?post=10471"}],"version-history":[{"count":0,"href":"https:\/\/ic-vendor.com\/ar\/wp-json\/wp\/v2\/posts\/10471\/revisions"}],"wp:attachment":[{"href":"https:\/\/ic-vendor.com\/ar\/wp-json\/wp\/v2\/media?parent=10471"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ic-vendor.com\/ar\/wp-json\/wp\/v2\/categories?post=10471"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ic-vendor.com\/ar\/wp-json\/wp\/v2\/tags?post=10471"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/ic-vendor.com\/ar\/wp-json\/wp\/v2\/chip_brand?post=10471"}],"curies":[{"name":"\u062f\u0628\u0644\u064a\u0648 \u0628\u064a","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}