Datasheet

Micrel, Inc. KS8999
January 2005
3
KS8999
Revision History
Revision Date Summary of Changes
1.00 11/27/00 Preliminary Release
1.01 03/30/01
Update maximum frame size
Update EEPROM priority descriptions
Update I/O pin definition
Update I/O descriptions
Update Electrical Characteristics
1.02 04/20/01 Correct timing information
1.03 05/11/01 Add MDI/MDI-X description
1.04 06/22/01 Change electrical requirements
1.05 0/6/25/01 Correct I/O descriptions
1.06 07/25/01
Update PLL clock information
Update timing information
1.07 08/09/01
Correct LED[6][1:0] to float configuration
Add reverse and forward timing
Correct optional CPU timing
1.08 1/14/02
Update Optional CPU interface
Correct I/O description for MCOL and MCRS
Correct pin 174 and 175 description
1.09 6/18/02
Correct default to floating for pin 174
Change pin 87 TEST[3] to AUTOMDIX for enable/disable of auto MDI-MDIX function
1.10 2/27/03
Add KS8999I industrial temperature
Update non-periodic blinking in Mode 1 of LED[1:9][0]
Add MRXD[0] description
1.11 5/12/03 Changed V
CC
from 2.00 to 2.10 (typical) Added FEF disable to T[4] pin #173
1.12 8/29/03 Convert to new format.
1.13 1/19/05
Correct pin type description. Correct selection of reference oscillator/crystal spec. Insert
recommended reset circuit.
1.14 1/31/05 Added lead free and Industrial temperature packages.