LAN7431-V/YXXVAO Microchip Integrated Circuit (Quad Flat No-Lead) In Stock
Microchip LAN7431-V/YXXVAO is a PCIe to Gigabit Ethernet controller supporting MII/RGMII interfaces with IEEE 802.3az Energy Efficient Ethernet and IEEE 802.1Q VLAN. Housed in a 72-pin VQFN package with a 25 MHz clock and up to 256 MBps data transfer. Available from stock worldwide.
- Manufacturer
- Microchip
- Package
- Quad Flat No-Lead
- Pin Count
- 72
- Lifecycle
- ACTIVE
- Datasheet
- LAN7431-V/YXXVAO Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $6.0600(MOQ 100)
- Temp Range
- -40.0°C to 105.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LAN7431-V/YXXVAO?
- PCIe to Gigabit Ethernet bridge supporting MII and RGMII media interfaces for flexible system integration
- IEEE 802.3az Energy Efficient Ethernet (EEE) and IEEE 802.1Q VLAN tagging support for modern network infrastructure requirements
- 72-pin VQFN compact package with 25 MHz clock input and 256 MBps max data transfer rate for embedded network appliances
What is LAN7431-V/YXXVAO used for?
The LAN7431-V/YXXVAO is designed for embedded networking applications such as industrial gateways, network-attached storage (NAS), and single-board computers where a PCIe host interface bridges to a Gigabit Ethernet network port. Its RGMII interface and energy-efficient Ethernet support make it suitable for green networking equipment and IoT edge devices requiring sustained GigE connectivity with low power consumption.
What are the specifications of LAN7431-V/YXXVAO?
| Manufacturer Package Code | VQFN-72 |
| Factory Lead Time | 14Weeks |
| YTEOL | 18 |
| Additional Feature | ALSO HAVING NETWORK PROTOCOLS IEEE 802.3AZ; IEEE 802.1Q; IEEE 802.3X |
| Boundary Scan | YES |
| Bus Compatibility | PCI |
| Clock Frequency-Max | 25MHz |
| Communication Protocol | SYNC, BYTE; ETHERNET |
| Data Transfer Rate-Max | 256MBps |
| JESD-30 Code | S-XQCC-N72 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| Number of Serial I/Os | 4 |
| Package Body Material | UNSPECIFIED |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 |
| Screening Level | AEC-Q100; TS 16949 |
| Supply Voltage-Max | 1.32V |
| Supply Voltage-Min | 1.14V |
| Supply Voltage-Nom | 1.2V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| uPs/uCs/Peripheral ICs Type | SERIAL IO/COMMUNICATION CONTROLLER, SERIAL |
| Package | Quad Flat No-Lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Taiwan |
Where can I find the LAN7431-V/YXXVAO datasheet?
LAN7431-V/YXXVAO Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for LAN7431-V/YXXVAO?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
Which media interfaces does the LAN7431-V/YXXVAO support and what are the maximum data transfer rates?
The LAN7431-V/YXXVAO supports both MII and RGMII media-independent interfaces for connecting to external PHY devices, and achieves a maximum data transfer rate of 256 MBps over its PCIe host interface. This makes it capable of sustaining full Gigabit Ethernet line-rate traffic in embedded system designs.
How does the LAN7431-V/YXXVAO's Energy Efficient Ethernet feature reduce power consumption in a network switch design?
The LAN7431-V/YXXVAO implements IEEE 802.3az Energy Efficient Ethernet, which reduces link power to near-zero during periods of low traffic by entering Low Power Idle (LPI) state. In typical network applications this can reduce PHY power consumption by 50% or more compared to non-EEE controllers, directly lowering thermal output across 8-port or larger switch designs.
Is LAN7431-V/YXXVAO pin-compatible with other LAN74xx series Microchip Ethernet controllers for drop-in substitution?
The LAN7431-V/YXXVAO is housed in a 72-pin VQFN package and shares the same PCIe-to-GigE controller family as other LAN74xx devices from Microchip. Pin compatibility with specific variants such as LAN7430 should be verified against Microchip's package drawing since feature set differences may require firmware or register map adjustments even when the package footprint matches.
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