{"id":6635,"date":"2026-06-18T15:46:33","date_gmt":"2026-06-18T15:46:33","guid":{"rendered":"https:\/\/materialparts.com\/sn74hc04n\/"},"modified":"2026-06-18T15:46:33","modified_gmt":"2026-06-18T15:46:33","slug":"sn74hc04n","status":"publish","type":"post","link":"https:\/\/materialparts.com\/zh\/sn74hc04n\/","title":{"rendered":"SN74HC04N"},"content":{"rendered":"

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

The SN74HC04N from Texas Instruments is a hex inverter containing 6 independent logic inverter gates. With 9ns propagation delay and 2-6V supply, it is the fundamental digital logic building block for signal inversion, clock buffering, and oscillator circuits. Packaged in 14-PDIP.<\/p>\n

\u4e3b\u8981\u89c4\u683c<\/h2>\n\n\n\n\n\n\n\n\n\n
\u903b\u8f91\u5bb6\u65cf<\/td>\n74HC (High-Speed CMOS)<\/td>\n<\/tr>\n
\u529f\u80fd<\/td>\nHex inverter<\/td>\n<\/tr>\n
\u6e20\u9053<\/td>\n6 (independent)<\/td>\n<\/tr>\n
\u4f20\u64ad\u5ef6\u8fdf<\/td>\n9ns (typ at 4.5V)<\/td>\n<\/tr>\n
\u7535\u6e90\u7535\u538b<\/td>\n2V to 6V<\/td>\n<\/tr>\n
\u8f93\u51fa\u7535\u6d41<\/td>\n+\/-5.2mA (at 4.5V)<\/td>\n<\/tr>\n
\u5305\u88c5<\/td>\n14-PDIP<\/td>\n<\/tr>\n
\u5de5\u4f5c\u6e29\u5ea6<\/td>\n-40 to +85 C<\/td>\n<\/tr>\n<\/table>\n

\u7279\u70b9<\/h2>\n
    \n
  • 6 independent inverter gates<\/li>\n
  • Standard CMOS input thresholds (50% VCC)<\/li>\n
  • 9ns propagation delay<\/li>\n
  • Direct LSTTL drive capability<\/li>\n
  • Pin-compatible with 74HC14 (Schmitt version)<\/li>\n
  • Crystal oscillator circuit construction<\/li>\n<\/ul>\n

    \u5e94\u7528<\/h2>\n
      \n
    • Signal inversion and buffering<\/li>\n
    • Crystal oscillator circuits<\/li>\n
    • Clock distribution and buffering<\/li>\n
    • Logic level inversion<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The SN74HC04N from Texas Instruments is a hex inverter containing 6 independent logic inverter gates. With 9ns propagation delay and 2-6V supply, it is the fundamental digital logic building block for signal inversion, clock buffering, and oscillator circuits. Packaged in 14-PDIP. Key Specifications Logic Family 74HC (High-Speed CMOS) Function Hex inverter Channels 6 […]<\/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":[],"chip_brand":[],"class_list":["post-6635","post","type-post","status-publish","format-standard","hentry","category-integrated-circuits-ics"],"acf":{"brief_explanation":"Hex inverter, 9ns propagation, 2-6V, 14-PDIP","date_code":"","package_case":"14-PDIP","in_stock":2191,"datasheet":"https:\/\/www.ti.com\/lit\/ds\/symlink\/sn74hc04.pdf","price":"$0.20 @ 1ku","product_introduction":"The SN74HC04N from Texas Instruments contains six independent inverter gates in a 14-PDIP package. Each inverter performs the NOT function: a HIGH input produces a LOW output and vice versa. The 74HC04N is the standard (non-Schmitt) version, with switching thresholds at approximately 50% of VCC. It is pin-compatible with the 74HC14N Schmitt-trigger inverter, allowing easy substitution when hysteresis is needed. The 9ns propagation delay at 4.5V supports moderate-speed digital applications. Two inverters in series form a non-inverting buffer; an odd number of inverters with feedback forms a ring oscillator. The 74HC04 is commonly used with a crystal and feedback resistor to build a Pierce oscillator for microcontroller clock generation.","working_principle":"Each inverter in the 74HC04N uses a CMOS push-pull output stage with complementary N-channel and P-channel MOSFETs. When the input is HIGH, the N-channel transistor turns on and the P-channel turns off, pulling the output LOW. When the input is LOW, the P-channel turns on and the N-channel turns off, pulling the output HIGH. The input switching threshold is approximately 50% of VCC. For crystal oscillator applications, the Pierce configuration uses one inverter as the gain element, with the crystal providing feedback between input and output, and capacitors to ground on both sides setting the load capacitance. A feedback resistor (1-10MOhm) biases the inverter into its linear region for oscillator startup.","pin_description":"
      Pin<\/th>Name<\/th>Function<\/th><\/tr>
      1<\/td>1A<\/td>Gate 1 input<\/td><\/tr>
      2<\/td>1Y<\/td>Gate 1 output (inverted)<\/td><\/tr>
      3<\/td>2A<\/td>Gate 2 input<\/td><\/tr>
      4<\/td>2Y<\/td>Gate 2 output<\/td><\/tr>
      5<\/td>3A<\/td>Gate 3 input<\/td><\/tr>
      6<\/td>3Y<\/td>Gate 3 output<\/td><\/tr>
      7<\/td>GND<\/td>Ground<\/td><\/tr>
      8<\/td>4Y<\/td>Gate 4 output<\/td><\/tr>
      9<\/td>4A<\/td>Gate 4 input<\/td><\/tr>
      10<\/td>5Y<\/td>Gate 5 output<\/td><\/tr>
      11<\/td>5A<\/td>Gate 5 input<\/td><\/tr>
      12<\/td>6Y<\/td>Gate 6 output<\/td><\/tr>
      13<\/td>6A<\/td>Gate 6 input<\/td><\/tr>
      14<\/td>VCC<\/td>Supply voltage (2-6V)<\/td><\/tr><\/table>","application_scenarios":"
      • Signal inversion and logic level conversion between 3.3V and 5V domains<\/li>
      • Pierce crystal oscillator for MCU clock generation using one inverter<\/li>
      • Clock buffering and distribution with 9ns propagation delay<\/li>
      • Ring oscillator construction using odd number of inverter stages<\/li><\/ul>","alternative_models":"
        Model<\/th>Manufacturer<\/th>Key Difference<\/th><\/tr>
        74HC14N<\/td>TI<\/td>Schmitt-trigger version with hysteresis<\/td><\/tr>
        74HCT04N<\/td>TI<\/td>TTL-compatible input thresholds<\/td><\/tr>
        74LS04N<\/td>TI<\/td>Original TTL version, higher power<\/td><\/tr>
        CD4069UBE<\/td>TI<\/td>CMOS 4000 series, 3-15V, slower<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/6635","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=6635"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/6635\/revisions"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/media?parent=6635"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/categories?post=6635"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/tags?post=6635"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/chip_brand?post=6635"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}