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Micrel KS8721BL/SL User Manual

Demo board single 3.3v supply 10/100basetx/fx mii physical layer transceiver
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KS8721BL/SL Demo Board User Guide

Single 3.3V supply 10/100BaseTX/FX MII Physical Layer Transceiver
Preliminary - Rev 1.0 June' 2004
MICREL, Inc. 1849 Fortune Drive, San Jose, CA 95131 USA
1 (408) 944-0800 FAX 1 (408) 955-1577
TEL
The information furnished by Micrel in this datasheet is believed to be accurate and reliable. However, no responsibility is assumed by Micrel for its use. Micrel
reserves the right to change circuitry and specifications at any time without notification to the customer. Micrel Products are not designed or authorized for use as
components in life support appliances, devices or systems where malfunction of a product can reasonably be expected to result in personal injury. Life support devices
or systems are devices or systems that (a) are intended for surgical implant into the body or (b) support or sustain life, and whose failure to perform can be reasonably
expected to result in a significant injury to the user. A Purchaser's use or sale of Micrel Products for use in life support appliances, devices or systems is at P
own risk and Purchaser agrees to fully indemnify Micrel for any damages resulting from such use or sale.
© 2003 Micrel Incorporated
HHTTP://WWW.MICREL.COM
WEB
H
urchaser's

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Summary of Contents for Micrel KS8721BL/SL

  • Page 1: Ks8721Bl/Sl Demo Board User Guide

    (a) are intended for surgical implant into the body or (b) support or sustain life, and whose failure to perform can be reasonably expected to result in a significant injury to the user. A Purchaser's use or sale of Micrel Products for use in life support appliances, devices or systems is at P urchaser's own risk and Purchaser agrees to fully indemnify Micrel for any damages resulting from such use or sale.

  • Page 2: Table Of Contents

    KS8721BL/SL Demo Board User Guide Rev. 1.0 Table of contents KS8721BL/SL Demo Board User Guide ............1 Introduction .....................3 Features......................3 Kit Contents.....................3 Reference Documents..................3 Hardware Description..................4 LED indicators....................4 Jumper setting....................4 40-Pin MII Ports ....................5 Bill of Material ....................6 Appendix ......................7 Revision History...

  • Page 3: Introduction

    KS8721BL/SL Demo Board User Guide Rev. 1.0 Introduction The KS8721BL/SL evaluation board is a single port 10/100 Base Transceiver with MII interface. The default settings of this demo board are documented in this manual, please see “jumper setting section” of this manual.

  • Page 4: Hardware Description

    LED3 – “ON” is Collision, “OFF” is no Collision Jumper setting KS8721BL/SL will read the following settings during power up or RESET stage. J3, J4, J5, J6 and J10 -- setup the PHY address at power up, the default is 00001 when J3 to J6 and J10 are open.

  • Page 5: 40-Pin Mii Ports

    KS8721BL/SL Demo Board User Guide Rev. 1.0 40-Pin MII Ports Table lists the pinouts for the 40-pin MII Fast Ethernet ports. Signal Signal MDIO Common Common RxD<3> Common RxD<2> Common RxD<1> Common RxD<0> Common Rx_DV Common Rx_Clk Common Rx_Er Common...

  • Page 6: Bill Of Material

    KS8721BL/SL Demo Board User Guide Rev. 1.0 Bill of Material Description Quantity Reference designator Manufacturer Part Number KS8721BL or 10/100 BaseTX/FX PHY Micrel KS8721SL MIC5216-3.3BM5 or Low Noise µCap LDO Micrel MIC5207-3.3BM5 Dig-Key or Crystal 25MHZ SE3441 Equiv. Dig-Key or...

  • Page 7: Appendix

    KS8721BL/SL Demo Board User Guide Rev. 1.0 Dig-Key or Resistor 75 R17, R18, R26, R39 equiv. Dig-Key or Resistor 1K R21, R22, R23 equiv. Dig-Key or Resistor 220 R27, R28, R29, R31 equiv. R40, R41, R42, R43, R44, Dig-Key or Resistor 4.7K...
  • Page 8 Demo Board Schematics REVISION HISTORY DATE: DESCRIPTION REVISION July/08/03 INITIAL RELEASE Sept/23/03 Change the part number to KS8721BL/SL Change description on MIC5216 and MIC5207 1849 Fortune Dr. San Jose, CA. 95131 http://www.micrel.com Title KS8721BL/SL Demo Board Size Document Number Date:...
  • Page 9 49.9 1% LED1 SPEED V2.5A LED2 CON8 DUPLEX Pulse H1102 V2.5A Transpower HB726 LED3 Bel fuse S558-5999-U7 YCL PT163020 COLLISION 1000pf/2kv CON1 0.1uf 1849 Fortune Dr. San Jose, CA. 95131 http://www.micrel.com Title KS8721BL/SL Demo Board Size Document Number Date: Sheet...

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