Overview
The Marvell® Alaska® 88E1514 Gigabit Ethernet Transceiver is a physical layer device designed to implement the Ethernet physical layer portion of the 1000BASE-T, 100BASE-TX, and 10BASE-T standards. This transceiver is part of the Alaska family of products, which are known for their robust performance in noisy environments and very low power dissipation. The 88E1514 supports Energy Efficient Ethernet (EEE) and incorporates EEE buffering for both EEE-enabled and legacy MAC devices. It also features advanced mixed-signal processing for equalization, echo and crosstalk cancellation, data recovery, and error correction at Gigabit per second data rates. The device is suitable for a wide range of applications, including Enterprise, embedded, consumer, and Metro/service provider market segments.
Key Specifications
| Specification | Details |
|---|---|
| Device Type | Gigabit Ethernet Transceiver |
| Supported Standards | 1000BASE-T, 100BASE-TX, 10BASE-T |
| Interface | SGMII to Copper |
| Energy Efficiency | IEEE 802.3az-2010 Energy Efficient Ethernet (EEE) |
| Package Type | 56-pin QFN 8mm x 8mm Green package |
| Supply Voltage | Single 3.3V supply; I/O pads can be supplied with 1.8V, 2.5V, or 3.3V |
| Operating Modes | SGMII to Copper, Synchronous Ethernet (SyncE), Precise Timing Protocol (PTP) Time Stamping |
| Additional Features | Advanced Virtual Cable Tester® (VCT), Wake on LAN (WoL), Automatic MDI/MDIX crossover |
Key Features
- Energy Efficiency: Supports IEEE 802.3az-2010 Energy Efficient Ethernet (EEE) and includes EEE buffering for legacy MAC devices.
- Timing and Synchronization: Implements Synchronous Ethernet (SyncE) and Precise Timing Protocol (PTP) Time Stamping based on IEEE1588 version 2 and IEEE802.1AS.
- Cable Testing: Features the Advanced Virtual Cable Tester® (VCT) using Time Domain Reflectometry (TDR) for remote identification of potential cable malfunctions.
- Power Management: Operates on a single 3.3V supply with internal switching voltage regulator; I/O pads can be supplied with 1.8V, 2.5V, or 3.3V.
- Interface Flexibility: Supports RGMII and SGMII interfaces for direct connection to MAC/Switch ports.
- Diagnostic Tools: Includes three loopback modes for diagnostics and automatic MDI/MDIX crossover at all speeds.
- Wake on LAN (WoL): Provides programmable lower power event/pattern and link change detection.
Applications
The Marvell® Alaska® 88E1514 Gigabit Ethernet Transceiver is designed for a broad range of applications across various market segments, including:
- Enterprise: Suitable for enterprise networks requiring high-speed Ethernet connectivity.
- Embedded Systems: Ideal for embedded systems that need robust and efficient Ethernet interfaces.
- Consumer Electronics: Used in consumer devices that require Gigabit Ethernet capabilities.
- Metro/Service Provider: Applicable in Metro and service provider networks for reliable and efficient data transmission.
Q & A
- What are the supported Ethernet standards by the 88E1514 transceiver?
The 88E1514 supports 1000BASE-T, 100BASE-TX, and 10BASE-T Ethernet standards.
- Does the 88E1514 support Energy Efficient Ethernet (EEE)?
- What is the package type of the 88E1514?
The 88E1514 comes in a 56-pin QFN 8mm x 8mm Green package.
- What are the supported supply voltages for the 88E1514?
The device can operate on a single 3.3V supply, and the I/O pads can be supplied with 1.8V, 2.5V, or 3.3V.
- Does the 88E1514 support Synchronous Ethernet (SyncE)?
- What is the Advanced Virtual Cable Tester® (VCT) feature?
The Advanced Virtual Cable Tester® (VCT) uses Time Domain Reflectometry (TDR) to detect and report potential cabling issues such as pair swaps, pair polarity, and excessive pair skew.
- Does the 88E1514 support Wake on LAN (WoL)?
- What are the diagnostic tools available on the 88E1514?
The device includes three loopback modes for diagnostics and automatic MDI/MDIX crossover at all speeds.
- What market segments is the 88E1514 suitable for?
The 88E1514 is suitable for Enterprise, embedded, consumer, and Metro/service provider market segments.
- Does the 88E1514 integrate MDI interface termination resistors?
