{"id":9968,"date":"2026-07-08T07:37:28","date_gmt":"2026-07-08T07:37:28","guid":{"rendered":"https:\/\/materialparts.com\/74hc595d-2\/"},"modified":"2026-07-08T07:37:28","modified_gmt":"2026-07-08T07:37:28","slug":"74hc595d-2","status":"publish","type":"post","link":"https:\/\/materialparts.com\/ar\/74hc595d-2\/","title":{"rendered":"74HC595D"},"content":{"rendered":"

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

The NXP 74HC595D is an 8-bit serial-in\/parallel-out shift register with output latches and 3-state outputs in SOIC-16 package. Operating from 2.0V to 6.0V, it is widely used for expanding output ports on microcontrollers, driving LED arrays, and general-purpose serial-to-parallel data conversion.<\/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
Logic Type<\/td>\n8-Bit Shift Register with Output Latch<\/td>\n<\/tr>\n
Number of Bits<\/td>\n8<\/td>\n<\/tr>\n
VCC Range<\/td>\n2.0V to 6.0V<\/td>\n<\/tr>\n
Max Shift Frequency<\/td>\n54MHz at 6V<\/td>\n<\/tr>\n
Output Drive<\/td>\n\u00b17.8mA at 5V<\/td>\n<\/tr>\n
\u0646\u0648\u0639 \u0627\u0644\u0625\u062e\u0631\u0627\u062c<\/td>\n3-\u0627\u0644\u062f\u0648\u0644\u0629<\/td>\n<\/tr>\n
\u0627\u0644\u062d\u0632\u0645\u0629<\/td>\nSOIC-16 (D)<\/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<\/table>\n

\u0627\u0644\u0645\u064a\u0632\u0627\u062a<\/h2>\n
    \n
  • 8-bit serial-in\/parallel-out shift register<\/li>\n
  • Separate output latch and 3-state control<\/li>\n
  • Cascadable via serial output (Q7S)<\/li>\n
  • 54MHz shift frequency at 6V<\/li>\n
  • Asynchronous reset (MR)<\/li>\n
  • SOIC-16 surface-mount package<\/li>\n<\/ul>\n

    \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a<\/h2>\n
      \n
    • LED matrix and display driving<\/li>\n
    • MCU output port expansion<\/li>\n
    • SPI-to-parallel data conversion<\/li>\n
    • Seven-segment display multiplexing<\/li>\n
    • Cascaded shift register chains<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The NXP 74HC595D is an 8-bit serial-in\/parallel-out shift register with output latches and 3-state outputs in SOIC-16 package. Operating from 2.0V to 6.0V, it is widely used for expanding output ports on microcontrollers, driving LED arrays, and general-purpose serial-to-parallel data conversion. Key Specifications Logic Type 8-Bit Shift Register with Output Latch Number of […]<\/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":[116],"chip_brand":[168],"class_list":["post-9968","post","type-post","status-publish","format-standard","hentry","category-integrated-circuits-ics","tag-74hc595d","chip_brand-nxp"],"acf":{"brief_explanation":"8-bit shift register with latch, 3-state output, cascadable, SOIC-16, NXP 74HC595","date_code":"","package_case":"SOIC-16 (9.9 x 3.9 x 1.5mm)","in_stock":13564,"datasheet":"https:\/\/www.nxp.com\/docs\/en\/data-sheet\/74HC595.pdf","price":"$0.30 @ 1ku","product_introduction":"The NXP 74HC595D is an 8-bit serial-in\/parallel-out shift register with output latches and 3-state outputs in SOIC-16 package. It is one of the most popular logic ICs for expanding MCU output capabilities, driving LED arrays, and implementing serial-to-parallel data conversion. Multiple devices can be cascaded using the serial output (Q7S) to create arbitrary-length shift register chains.","working_principle":"The 74HC595D has two 8-bit registers: a shift register and an output latch. Data is shifted into the shift register on each rising edge of the shift clock (SHCP). When the storage clock (STCP) rises, the shift register contents are transferred to the output latch. The 3-state output enable (OE) controls whether the latch outputs are active or high-impedance. The master reset (MR) asynchronously clears the shift register. The serial output (Q7S) provides the last bit of the shift register for cascading. This two-stage architecture allows new data to be shifted in while the outputs remain stable.","pin_description":"
      Pin<\/th>Name<\/th>Type<\/th>Function<\/th><\/tr>
      1<\/td>Q1<\/td>Output<\/td>Parallel output bit 1<\/td><\/tr>
      2<\/td>Q2<\/td>Output<\/td>Parallel output bit 2<\/td><\/tr>
      3<\/td>Q3<\/td>Output<\/td>Parallel output bit 3<\/td><\/tr>
      4<\/td>Q4<\/td>Output<\/td>Parallel output bit 4<\/td><\/tr>
      5<\/td>Q5<\/td>Output<\/td>Parallel output bit 5<\/td><\/tr>
      6<\/td>Q6<\/td>Output<\/td>Parallel output bit 6<\/td><\/tr>
      7<\/td>Q7<\/td>Output<\/td>Parallel output bit 7<\/td><\/tr>
      8<\/td>GND<\/td>Power<\/td>Ground<\/td><\/tr>
      9<\/td>Q7S<\/td>Output<\/td>Serial output for cascading<\/td><\/tr>
      10<\/td>MR<\/td>Input<\/td>Master reset (active low)<\/td><\/tr>
      11<\/td>SHCP<\/td>Input<\/td>Shift register clock<\/td><\/tr>
      12<\/td>STCP<\/td>Input<\/td>Storage register clock (latch)<\/td><\/tr>
      13<\/td>OE<\/td>Input<\/td>Output enable (active low)<\/td><\/tr>
      14<\/td>DS<\/td>Input<\/td>Serial data input<\/td><\/tr>
      15<\/td>Q0<\/td>Output<\/td>Parallel output bit 0<\/td><\/tr>
      16<\/td>VCC<\/td>Power<\/td>Positive supply (2-6V)<\/td><\/tr><\/table>","application_scenarios":"
      • LED matrix column\/row driver via SPI<\/li>
      • MCU GPIO expansion for relay\/solenoid arrays<\/li>
      • Seven-segment display digit multiplexing<\/li>
      • Cascaded shift register chains for large LED installations<\/li>
      • Serial-to-parallel address decoding<\/li><\/ul>","alternative_models":"
        Manufacturer<\/th>Part Number<\/th>Package<\/th>Notes<\/th><\/tr>
        TI<\/td>SN74HC595DR<\/td>SOIC-16<\/td>Equivalent<\/td><\/tr>
        onsemi<\/td>MC74HC595DR2G<\/td>SOIC-16<\/td>Equivalent<\/td><\/tr>
        NXP<\/td>74HC595PW<\/td>TSSOP-16<\/td>Smaller package<\/td><\/tr>
        NXP<\/td>74HC595D-Q100<\/td>SOIC-16<\/td>Automotive qualified<\/td><\/tr>
        NXP<\/td>74HCT595D<\/td>SOIC-16<\/td>TTL-compatible inputs<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts\/9968","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/comments?post=9968"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts\/9968\/revisions"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/media?parent=9968"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/categories?post=9968"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/tags?post=9968"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/chip_brand?post=9968"}],"curies":[{"name":"\u062f\u0628\u0644\u064a\u0648 \u0628\u064a","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}