{"id":7576,"date":"2026-06-26T04:40:12","date_gmt":"2026-06-26T04:40:12","guid":{"rendered":"https:\/\/materialparts.com\/88e1512-a0-nnp2i000\/"},"modified":"2026-06-26T04:40:12","modified_gmt":"2026-06-26T04:40:12","slug":"88e1512-a0-nnp2i000","status":"publish","type":"post","link":"https:\/\/materialparts.com\/ar\/88e1512-a0-nnp2i000\/","title":{"rendered":"88E1512-A0-NNP2I000"},"content":{"rendered":"

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

The 88E1512-A0-NNP2I000 from Marvell is a single-port 10\/100\/1000 Gigabit Ethernet PHY transceiver with RGMII\/SGMII MAC interface, integrated ESD, and IEEE 1588 support in 48-pin QFN package.<\/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\n\n
Standards<\/td>\nIEEE 802.3, 10BASE-Te, 100BASE-TX, 1000BASE-T<\/td>\n<\/tr>\n
MAC Interface<\/td>\nRGMII \/ SGMII \/ MII \/ RMII (configurable)<\/td>\n<\/tr>\n
Speed<\/td>\n10\/100\/1000 Mbps auto-negotiation<\/td>\n<\/tr>\n
Cable Distance<\/td>\nUp to 150m Cat5e (1000BASE-T)<\/td>\n<\/tr>\n
IEEE 1588<\/td>\nV2 precision time protocol (PTP) support<\/td>\n<\/tr>\n
EEE<\/td>\nIEEE 802.3az Energy Efficient Ethernet<\/td>\n<\/tr>\n
ESD Protection<\/td>\nIntegrated on MDI pins<\/td>\n<\/tr>\n
\u062c\u0647\u062f \u0627\u0644\u0625\u0645\u062f\u0627\u062f<\/td>\n3.3V I\/O, 1.0V\/1.2V core<\/td>\n<\/tr>\n
\u0627\u0633\u062a\u0647\u0644\u0627\u0643 \u0627\u0644\u0637\u0627\u0642\u0629<\/td>\nTypical 600mW (1000BASE-T active)<\/td>\n<\/tr>\n
\u0627\u0644\u062d\u0632\u0645\u0629<\/td>\n48-pin QFN (7x7mm)<\/td>\n<\/tr>\n
\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u0634\u063a\u064a\u0644<\/td>\n-40 to +85 C (Industrial)<\/td>\n<\/tr>\n<\/table>\n

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    \n
  • Single-port Gigabit Ethernet PHY with auto-negotiation<\/li>\n
  • RGMII, SGMII, MII, and RMII MAC interface support<\/li>\n
  • IEEE 1588v2 PTP for precision timing and synchronization<\/li>\n
  • IEEE 802.3az Energy Efficient Ethernet for green operation<\/li>\n
  • Integrated ESD protection on MDI pins reduces BOM<\/li>\n<\/ul>\n

    \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a<\/h2>\n
      \n
    • Embedded Gigabit Ethernet connectivity for MPU\/MCU<\/li>\n
    • Industrial Ethernet with IEEE 1588 time synchronization<\/li>\n
    • Network attached storage and gateway devices<\/li>\n
    • Telecommunication equipment and base stations<\/li>\n
    • Smart grid and energy management systems<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The 88E1512-A0-NNP2I000 from Marvell is a single-port 10\/100\/1000 Gigabit Ethernet PHY transceiver with RGMII\/SGMII MAC interface, integrated ESD, and IEEE 1588 support in 48-pin QFN package. Key Specifications Standards IEEE 802.3, 10BASE-Te, 100BASE-TX, 1000BASE-T MAC Interface RGMII \/ SGMII \/ MII \/ RMII (configurable) Speed 10\/100\/1000 Mbps auto-negotiation Cable Distance Up to 150m […]<\/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":[13,20],"tags":[],"chip_brand":[182],"class_list":["post-7576","post","type-post","status-publish","format-standard","hentry","category-integrated-circuits-ics","category-interface-ics","chip_brand-onsemi"],"acf":{"brief_explanation":"Gigabit Ethernet PHY, RGMII\/SGMII, IEEE 1588, QFN-48","date_code":"","package_case":"48-pin QFN (7.0 x 7.0 x 0.9 mm)","in_stock":500,"datasheet":"https:\/\/www.marvell.com\/content\/dam\/marvell\/en-us\/public-collateral\/transceivers\/marvell-transceivers-88e151x-datasheet-2018-09.pdf","price":"$4.50 @ 1ku","product_introduction":"The 88E1512-A0-NNP2I000 from Marvell is a single-port 10\/100\/1000 Gigabit Ethernet PHY transceiver in 48-pin QFN package. The device supports RGMII, SGMII, MII, and RMII MAC interfaces for flexible connectivity to various processors and switches. Key features include IEEE 802.3az Energy Efficient Ethernet, IEEE 1588v2 precision time protocol, integrated ESD protection on MDI pins, and auto-negotiation for seamless speed detection. The A0 revision and NNP2I000 suffix denote the industrial temperature grade with QFN-48 package and specific configuration options. The device requires only a single 25MHz crystal and magnetics for a complete Ethernet interface.","working_principle":"The 88E1512-A0-NNP2I000 operates as a Gigabit Ethernet physical layer transceiver. (1) The PCS (Physical Coding Sublayer) performs 8b\/10b encoding\/decoding for 1000BASE-T and scrambling\/descrambling. The PMA (Physical Medium Attachment) implements the DSP-based digital signal processing for 1000BASE-T transmission over 4 pairs of Cat5e cable using PAM-5 encoding with echo cancellation. Each pair carries 250Mbps in both directions simultaneously using full-duplex echo cancellation. (2) The auto-negotiation function exchanges capability information with the link partner and selects the highest common speed (1000 > 100 > 10 Mbps). The RGMII\/SGMII MAC interface transfers data and control between the PHY and the MAC layer at 125MHz (RGMII DDR) or 1.25GHz (SGMII serial). The MDIO\/MDC management interface provides register access for configuration and status monitoring. (3) The IEEE 1588v2 PTP support enables sub-microsecond time synchronization for industrial Ethernet applications. The hardware timestamping unit captures the exact time of PTP event message transmission and reception, allowing precise clock synchronization across network nodes. The Energy Efficient Ethernet (EEE) feature powers down the transmitter during idle periods, reducing power consumption by up to 70% in lightly loaded networks.","pin_description":"
      Pin Group<\/th>Count<\/th>Function<\/th><\/tr>
      MAC Interface<\/td>14<\/td>RGMII\/SGMII data and control<\/td><\/tr>
      MDI<\/td>8<\/td>4 differential pairs to magnetics<\/td><\/tr>
      MDIO\/MDC<\/td>2<\/td>Management interface<\/td><\/tr>
      Power<\/td>12<\/td>VDD, VDDIO, VDDA, GND<\/td><\/tr>
      Config<\/td>6<\/td>LED, strap, crystal, reset<\/td><\/tr>
      Others<\/td>6<\/td>Reserved, test, NC<\/td><\/tr><\/table>","application_scenarios":"
      • Embedded Gigabit Ethernet connectivity for ARM MPU\/MCU systems<\/li>
      • Industrial Ethernet with IEEE 1588 PTP time synchronization<\/li>
      • Network attached storage and gateway devices with RGMII<\/li>
      • Telecommunication equipment and base stations with EEE<\/li>
      • Smart grid and energy management with precision timing<\/li><\/ul>","alternative_models":"
        Model<\/th>Manufacturer<\/th>Key Difference<\/th><\/tr>
        88E1510-A0-NNB2I000<\/td>Marvell<\/td>Same without IEEE 1588<\/td><\/tr>
        DP83867IRPAP<\/td>TI<\/td>GbE PHY, RGMII\/SGMII, HTQFP-48<\/td><\/tr>
        KSZ9031RNX<\/td>Microchip<\/td>GbE PHY, RGMII, QFN-48<\/td><\/tr>
        RTL8211F-CG<\/td>Realtek<\/td>GbE PHY, RGMII, QFN-40<\/td><\/tr>
        LAN8742A-CZ-TR<\/td>Microchip<\/td>10\/100 only, RMII, QFN-24<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts\/7576","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=7576"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts\/7576\/revisions"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/media?parent=7576"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/categories?post=7576"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/tags?post=7576"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/chip_brand?post=7576"}],"curies":[{"name":"\u062f\u0628\u0644\u064a\u0648 \u0628\u064a","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}