KSZ8041NL-EVAL Micrel Inc, KSZ8041NL-EVAL Datasheet - Page 29

• Manufacturer Part Number: KSZ8041NL-EVAL
• Description: BOARD EVALUATION FOR KSZ8041NL
• Manufacturer: Micrel Inc

Specifications of KSZ8041NL-EVAL

• Main Purpose: Interface, Ethernet PHY
• Embedded: No
• Utilized Ic / Part: KSZ8041NL
• Primary Attributes: Single Chip PHY, 10BASE-T/100BASE-TX
• Secondary Attributes: MII, RMII, HP Auto MDI, MDI-X Auto Polarity Correction
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 576-1621

Micrel, Inc.
Straight Cable
A straight cable connects a MDI device to a MDI-X device, or a MDI-X device to a MDI device. The Figure 4 depicts a
typical straight cable connection between a NIC card (MDI) and a switch, or hub (MDI-X).
Crossover Cable
A crossover cable connects a MDI device to another MDI device, or a MDI-X device to another MDI-X device. Figure 5
depicts a typical crossover cable connection between two switches or hubs (two MDI-X devices).
September 2010
Media Dependent Interface
Modular Connector (RJ-45)
Media Dependent Interface
Transmit Pair
Receive Pair
Transmit Pair
Receive Pair
(Repeater or Switch)
Modular Connector
Figure 5. Typical Crossover Cable Connection
10/100 Ethernet
10/100 Ethernet
Figure 4. Typical Straight Cable Connection
(RJ-45)
NIC
HUB
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
Crossover
Straight
Cable
Cable
29
Media Dependent Interface
Media Dependent Interface
Modular Connector (RJ-45)
(Repeater or Switch)
Modular Connector
1
2
3
4
5
6
7
8
10/100 Ethernet
(Repeater or Switch)
1
2
3
4
5
6
7
8
10/100 Ethernet
(RJ-45)
HUB
Transmit Pair
Receive Pair
Transmit Pair
HUB
Receive Pair
M9999-090910-1.4
KSZ8041NL/RNL