
SMSC DS – TMC2005
Page 3 
Rev. 10/24/2000
TABLE OF CONTENTS
FEATURES.........................................................................................................................................................................................1
GENERAL DESCRIPTION................................................................................................................................................................1
PIN CONFIGURATION......................................................................................................................................................................4
BLOCK DIAGRAM.............................................................................................................................................................................5
DESCRIPTION OF PIN FUNCTIONS...............................................................................................................................................6
TX/RX Interface............................................................................................................................................................................8
Operating Mode Setup...............................................................................................................................................................9
PLL................................................................................................................................................................................................9
Other Signals ............................................................................................................................................................................10
OPERATIONAL DESCRIPTION.....................................................................................................................................................11
Direction Determination..........................................................................................................................................................11
Direction Release....................................................................................................................................................................11
Jitter Filter...................................................................................................................................................................................11
Option Feature for Jitter Filtering...........................................................................................................................................12
APPLICATION NOTES...................................................................................................................................................................13
PORT GROUP .................................................................................................................................................................................21
Various Setup............................................................................................................................................................................21
Example For Operation Mode Setup To Each Port............................................................................................................21
Note for Unused port...............................................................................................................................................................21
Example for Power-On Reset Circuit....................................................................................................................................21
CONNECTING THE TMC2005 WITH INTERNAL PLL................................................................................................................22
Method To Connect A Crystal Clock......................................................................................................................................23
CASCADING CONNECTION..........................................................................................................................................................23
Ring Network With the TMC2005..........................................................................................................................................27
OPERATIONAL DESCRIPTION.....................................................................................................................................................29
MAXIMUM GUARANTEED RATINGS*...................................................................................................................................29
STANDARD OPERATING CONDITION ................................................................................................................................29
DC CHARACTERISTIC - INPUT PIN.....................................................................................................................................29
DC CHARACTERISTIC - OUTPUT PIN ................................................................................................................................30
AC CHARACTERISTIC - CLOCK and RESET.....................................................................................................................30
TMC2005 60 PIN QFP PACKAGE OUTLINE...............................................................................................................................31