IXF1104 4-Port Gigabit Ethernet Media Access Controller

Table 5. GMII Interface Signal Descriptions (Sheet 2 of 2)

Signal Name

Ball Designator

Type

Standard

Description

 

 

 

 

 

RXD7_0

AC5

 

 

 

RXD6_0

AB5

 

 

 

RXD5_0

Y5

 

 

 

RXD4_0

Y6

 

 

 

RXD3_0

Y7

 

 

 

RXD2_0

W7

 

 

 

RXD1_0

V7

 

 

 

RXD0_0

V8

 

 

 

RXD7_1

Y10

 

 

 

RXD6_1

AA11

 

 

Receive Data:

RXD5_1

AC11

 

 

 

 

Each bus carries eight data bits [7:0] of

RXD4_1

AD10

 

 

 

 

the received data stream.

RXD3_1

W9

 

 

 

 

RGMII Mode: When a port ID is

RXD2_1

W11

 

 

RXD1_1

Y11

 

 

configured in copper mode and the

RXD0_1

Y9

 

2.5 V

RGMII interface is selected, only bits

 

 

Input

RXD[3:0]_n are used to receive data.

 

 

CMOS

Fiber Mode: The following signals

RXD7_2

W20

 

 

 

 

 

have multiplexed functions when a port

RXD6_2

V19

 

 

 

 

is configured in fiber mode:

RXD5_2

V20

 

 

 

 

RXD4_n: MOD_DEF_0:3

RXD4_2

W22

 

 

RXD3_2

Y23

 

 

RXD5_n: TX_FAULT_0:3

RXD2_2

Y22

 

 

 

 

RXD6_n: RX_LOS_0:3

RXD1_2

Y21

 

 

 

 

 

RXD0_2

Y20

 

 

 

RXD7_3

T19

 

 

 

RXD6_3

T18

 

 

 

RXD5_3

T17

 

 

 

RXD4_3

T16

 

 

 

RXD3_3

W18

 

 

 

RXD2_3

Y19

 

 

 

RXD1_3

Y18

 

 

 

RXD0_3

Y17

 

 

 

 

 

 

 

 

RX_DV_0

V5

 

 

Receive Data Valid.

RX_DV_1

AB11

Input

2.5 V

RX_DV indicates that valid data is

RX_DV_2

Y24

CMOS

being driven on Receive Data:

 

RX_DV_3

V18

 

 

RXD[7:0]_n.

 

 

 

 

 

RX_ER_0

W5

 

2.5 V

Receive Error.

RX_ER_1

Y12

 

Input

RX_ER indicates an error in Receive

RX_ER_2

AA22

CMOS

 

Data: RXD[7:0]_n.

RX_ER_3

U20

 

 

 

 

 

 

 

 

 

 

CRS_0

AA5

 

2.5 V

Carrier Sense.

CRS_1

AA9

 

Input

CRS indicates the PHY device has

CRS_2

AB15

CMOS

 

detected a carrier.

CRS_3

AC16

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Receiver Reference Clock.

RXC_0

V4

 

2.5 V

RXC operates at:

RXC_1

AD11

Input

125 MHz for 1 Gigabit

RXC_2

AA24

CMOS

 

 

 

RXC_3

V23

 

 

NOTE: Shares the same balls as RXC

 

 

 

 

 

 

 

 

on the RGMII interface.

 

 

 

 

 

NOTE: Refer to the RGMII interface for shared data and clock signals.

 

 

 

 

 

48

Datasheet

Document Number: 278757

Revision Number: 007

Revision Date: March 25, 2004

Page 48
Image 48
Intel IXF1104 manual Gmii Interface Signal Descriptions Sheet 2, Receive Data, Carrier Sense, Receiver Reference Clock

IXF1104 specifications

The Intel IXF1104 is a cutting-edge Network Interface Controller (NIC) designed to meet the needs of high-speed communication in modern networking environments. As the demand for bandwidth-intensive applications continues to grow, Intel's IXF1104 is engineered to deliver exceptional performance, reliability, and scalability, making it an ideal choice for data centers and enterprise networks.

One of the main features of the IXF1104 is its support for high-speed Ethernet connectivity, providing up to 100 Gbps throughput. This capability allows organizations to handle large amounts of data traffic efficiently, accommodating everything from cloud computing to big data analytics. The NIC utilizes advanced packet processing technology which ensures minimal latency, enhancing the overall user experience.

The IXF1104 is built on a robust architecture that integrates Intel's latest processing technologies. It incorporates a multi-core processing engine that allows for parallel processing of network packets, improving the handling of simultaneous network requests. This architecture also supports offloading features, freeing up CPU resources for other critical tasks, which optimizes system performance.

In terms of technologies, the IXF1104 supports a variety of standards including Ethernet and Fiber Channel, making it versatile across different networking environments. Its compatibility with industry-standard networking protocols ensures that it can easily integrate into existing frameworks, facilitating seamless upgrades and expansions.

Another significant characteristic of the IXF1104 is its energy efficiency. With Intel’s focus on sustainability, this NIC is designed to consume less power relative to its performance output, thereby reducing overall operational costs for organizations. It employs dynamic power management features that adjust power usage based on demand, which is especially beneficial in large-scale deployments.

Additionally, security features are woven into the IXF1104 design, protecting sensitive data from potential threats. Hardware-based security functions, including encryption capabilities and secure boot processes, ensure that the NIC can safeguard data integrity against unauthorized access.

Overall, the Intel IXF1104 stands out in the crowded NIC market by offering high-performance capabilities, energy efficiency, and robust security features. Its combination of advanced technologies and characteristics positions it as a strategic asset for modern networks, empowering organizations to achieve their connectivity and performance goals in an increasingly data-driven world.