JMicron JMC251
The JMC251 is a single-chip PCI-Express Gigabit Ethernet combo Card Reader Host controller. The Gigabit Ethernet function is compliant to IEEE 802.3 Media Access Controller, and IEEE 802.3u 1000BASE-T/100BASE-TX/10BASE-T. The MAC supports IPV4, IPV6, TCP, UDP checksum, segmentation task-offload, priority encoding and IEEE802.1Q VLAN features.
| Part No. |
JMC251 |
| Datasheet |
JMC251
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| Manufacturer |
 JMicron |
| Description |
PCI Express to Gigabit Ethernet & Card Reader Host Controller |
| Buy |
Stock & Price
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FEATURES
Compliant with PCI Express Base Spec. Revision 1.1 Integrated one-lane 2.5GHz PCI Express PHY Support multi-entry MSI and multi-vector MSI-X. Compliant with IEEE 802.3, IEEE 802.3u, and IEEE 802.3ab Integrated 10/100/1000Mbps transceiver Support Auto Negotiation Support Wake-on-LAN Support Microsoft® NDIS 5, NDIS6 Checksum Offload (IPv4, IPv6, IP, TCP, UDP) Support Microsoft® NDIS 5, NDIS6 Transmit Segmentation Task-offload (Large/Giant send) Support Receive Side Scaling (RSS) Support IEEE 802.1P Layer 2 Priority Encoding Support IEEE 802.1Q VLAN insertion and removal Support jumbo frame Supports 1 set of "4-in-1 Combo Memory Card Reader Mechanism" Compliant with SD Spec. Part 1 Physical Layer Spec. Version 2.00 Compliant with SD Spec. Part A2 SD Host Controller Standard Spec. Version 2.00 Compliant with SD Spec. Part E1 SDIO Spec. Version 2.00 Compliant with SD Spec. Part 2 File System Spec. Version 2.00 Compliant with MultiMediaCard System Spec. Version 4.2 Compliant with Memory Stick Standard Format Spec.
