The 88E1510-A0-NNB2C000 from Marvell is an Alaska 10\/100\/1000 Gigabit Ethernet PHY transceiver supporting RGMII and SGMII MAC interfaces with IEEE 802.3az Energy Efficient Ethernet, IEEE 1588 PTP time stamping, and Virtual Cable Tester diagnostics. It operates from a single 3.3V supply with integrated switching regulator in a 48-pin QFN (7x7mm) package.<\/p>\n
Product Overview The 88E1510-A0-NNB2C000 from Marvell is an Alaska 10\/100\/1000 Gigabit Ethernet PHY transceiver supporting RGMII and SGMII MAC interfaces with IEEE 802.3az Energy Efficient Ethernet, IEEE 1588 PTP time stamping, and Virtual Cable Tester diagnostics. It operates from a single 3.3V supply with integrated switching regulator in a 48-pin QFN (7x7mm) package. Key Specifications […]<\/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":[16],"class_list":["post-6523","post","type-post","status-publish","format-standard","hentry","category-integrated-circuits-ics","category-interface-ics","chip_brand-marvell"],"acf":{"brief_explanation":"Gigabit Ethernet PHY, 10\/100\/1000, RGMII\/SGMII, IEEE 1588 PTP, EEE, VCT, QFN-48 7x7mm","date_code":"","package_case":"QFN-48-EP (7x7mm)","in_stock":1800,"datasheet":"https:\/\/www.marvell.com\/content\/dam\/marvell\/en\/public-collateral\/phys-transceivers\/marvell-ethernet-phys-alaska-88e151x-datasheet.pdf","price":"$5.12","product_introduction":"The 88E1510-A0-NNB2C000 from Marvell is part of the Alaska 88E151x family of Gigabit Ethernet PHY transceivers, providing a complete physical layer solution for 10\/100\/1000BASE-T copper Ethernet. The device supports both RGMII and SGMII MAC interfaces, with RGMII including four timing modes with integrated delays that eliminate the need for PCB trace delay matching. The integrated switching voltage regulator allows operation from a single 3.3V supply, generating all internal voltages without external LDOs. The integrated MDI termination resistors reduce the external component count, simplifying board layout and reducing BOM cost. The IEEE 802.3az Energy Efficient Ethernet feature reduces power consumption during link idle periods, while the IEEE 1588v2 hardware time stamping supports precision timing protocols for industrial and telecom applications.","working_principle":"The 88E1510-A0-NNB2C000 implements the physical layer of the Ethernet protocol stack. On the transmit side, data from the MAC interface (RGMII or SGMII) is encoded according to the active speed standard (4D-PAM5 for 1000BASE-T, MLT-3 for 100BASE-TX, Manchester for 10BASE-T). Digital signal processing performs echo cancellation and crosstalk cancellation for Gigabit operation over 4 pairs. On the receive side, adaptive equalizers compensate for cable attenuation, and clock recovery circuits extract timing from the received signal. The integrated MDI termination resistors provide the 100\u03a9 differential impedance matching required by IEEE 802.3. The Virtual Cable Tester (VCT) uses time-domain reflectometry by transmitting a narrow pulse and analyzing the reflected waveform to identify cable faults such as opens, shorts, and impedance mismatches with \u00b11 meter accuracy.","pin_description":"
| Pin Group<\/th> | Function<\/th><\/tr> | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MAC Interface (RGMII\/SGMII)<\/td> | TXD[3:0], RXD[3:0], TX_CLK, RX_CLK, TX_EN, RX_DV, TX_ER, RX_ER<\/td><\/tr> | ||||||||||||
| MDI Interface<\/td> | TX_P\/N[3:0], RX_P\/N[3:0] (4 differential pairs to RJ-45)<\/td><\/tr> | ||||||||||||
| Management<\/td> | MDC, MDIO (Clause 22\/45 register access)<\/td><\/tr> | ||||||||||||
| Control<\/td> | RESET#, INT#, CLK_IN (25MHz reference)<\/td><\/tr> | ||||||||||||
| LED<\/td> | LED[2:0] (programmable link\/activity indicators)<\/td><\/tr> | ||||||||||||
| Power<\/td> | VDD (3.3V), VDDIO (1.8\/2.5\/3.3V), AVDD, GND<\/td><\/tr><\/table>","application_scenarios":"The 88E1510-A0-NNB2C000 is used in embedded networking systems where a processor or SoC with a MAC controller needs a copper Ethernet PHY. In industrial automation, the IEEE 1588 PTP time stamping enables deterministic timing for synchronized motion control. For IoT gateways, the EEE feature reduces power consumption during idle periods. In network switches, the VCT diagnostic capability helps field technicians identify cable problems remotely. The integrated MDI termination reduces the component count and simplifies the design of the Ethernet magnetics interface.","alternative_models":"
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