KSZ8041TL A3 TR Micrel Inc, KSZ8041TL A3 TR Datasheet - Page 32
![no-image](/images/manufacturer_photos/0/4/434/micrel_inc_sml.jpg)
KSZ8041TL A3 TR
Manufacturer Part Number
KSZ8041TL A3 TR
Description
Manufacturer
Micrel Inc
Datasheet
1.KSZ8041TL_A3_TR.pdf
(65 pages)
Specifications of KSZ8041TL A3 TR
Lead Free Status / RoHS Status
Supplier Unconfirmed
- Current page: 32 of 65
- Download datasheet (430Kb)
Micrel, Inc.
HP Auto MDI/MDI-X
HP Auto MDI/MDI-X configuration eliminates the confusion of whether to use a straight cable or a crossover cable
between the KSZ8041TL/FTL/MLL and its link partner. This feature allows the KSZ8041TL/FTL/MLL to use either type of
cable to connect with a link partner that is in either MDI or MDI-X mode. The auto-sense function detects transmit and
receive pairs from the link partner, and then assigns transmit and receive pairs of the KSZ8041TL/FTL/MLL accordingly.
HP Auto MDI/MDI-X is enabled by default. It is disabled by writing a one to register 1F bit 13. MDI and MDI-X mode is
selected by register 1F bit 14 if HP Auto MDI/MDI-X is disabled.
An isolation transformer with symmetrical transmit and receive data paths is recommended to support auto MDI/MDI-X.
The IEEE 802.3 Standard defines MDI and MDI-X as follow:
Straight Cable
A straight cable connects a MDI device to a MDI-X device, or a MDI-X device to a MDI device. The following diagram
depicts a typical straight cable connection between a NIC card (MDI) and a switch, or hub (MDI-X).
December 2009
RJ-45 Pin
Media Dependent Interface
Transmit Pair
Receive Pair
Modular Connector
1
2
3
6
10/100 Ethernet
(RJ-45)
Figure 4. Typical Straight Cable Connection
NIC
MDI
Table 9. MDI/MDI-X Pin Definition
1
2
3
4
5
6
7
8
Signal
RD+
TD+
RD-
TD-
Straight
Cable
32
RJ-45 Pin
1
2
3
6
Media Dependent Interface
(Repeater or Switch)
Modular Connector
1
2
3
4
5
6
7
8
10/100 Ethernet
MDI-X
(RJ-45)
HUB
Transmit Pair
Receive Pair
Signal
RD+
TD+
RD-
TD-
KSZ8041TL/FTL/MLL
M9999-120909-1.2
Related parts for KSZ8041TL A3 TR
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
![KSZ8041TL](/photos/6/84/68454/576-48-tqfp_tmb.jpg)
Part Number:
Description:
TRANSCEIVER 10/100BASE 48-TQFP
Manufacturer:
Micrel Inc
Datasheet:
![KSZ8041TL-EVAL](/photos/9/6/90621/ksz8041tl-eval_tmb.jpg)
Part Number:
Description:
BOARD EVALUATION KSZ8041TL
Manufacturer:
Micrel Inc
Datasheet:
![KSZ8041TL-S](/photos/6/84/68454/576-48-tqfp_tmb.jpg)
Part Number:
Description:
IC TXRX PHY 10/100 BASE 48TQFP
Manufacturer:
Micrel Inc
Datasheet:
![KSZ8041TL TR](/photos/31/31/313119/57648tqfp_tmb.jpg)
Part Number:
Description:
Physical Layer Transceiver 10/100BASE-T/TX ( )
Manufacturer:
Micrel Inc
Datasheet:
![KSZ8041TL A3](/images/manufacturer_photos/0/4/434/micrel_inc_tmb.jpg)
Part Number:
Description:
Manufacturer:
Micrel Inc
Datasheet:
![MIC2776N-BM5](/images/manufacturer_photos/0/4/434/micrel_inc_tmb.jpg)
Part Number:
Description:
Manufacturer:
Micrel Inc
Datasheet:
![MIC5203-3.0BM4](/images/manufacturer_photos/0/4/434/micrel_inc_tmb.jpg)
Part Number:
Description:
Manufacturer:
Micrel Inc
Datasheet:
![MIC5203-3.3BM4](/images/manufacturer_photos/0/4/434/micrel_inc_tmb.jpg)
Part Number:
Description:
Manufacturer:
Micrel Inc
Datasheet:
![MIC5203-3.6BM4](/images/manufacturer_photos/0/4/434/micrel_inc_tmb.jpg)
Part Number:
Description:
Manufacturer:
Micrel Inc
Datasheet:
![MIC5205-2.85BM5](/images/manufacturer_photos/0/4/434/micrel_inc_tmb.jpg)
Part Number:
Description:
Manufacturer:
Micrel Inc
Datasheet:
![MIC5205-3.0BM5](/images/manufacturer_photos/0/4/434/micrel_inc_tmb.jpg)
Part Number:
Description:
Manufacturer:
Micrel Inc
Datasheet:
![MIC5205-3.6BM5](/images/manufacturer_photos/0/4/434/micrel_inc_tmb.jpg)
Part Number:
Description:
Manufacturer:
Micrel Inc
Datasheet:
![MIC5205-4.0BM5](/images/manufacturer_photos/0/4/434/micrel_inc_tmb.jpg)
Part Number:
Description:
Manufacturer:
Micrel Inc
Datasheet:
![MIC5205-5.0BM5](/images/manufacturer_photos/0/4/434/micrel_inc_tmb.jpg)
Part Number:
Description:
Manufacturer:
Micrel Inc
Datasheet: