KS8721BL/SL
Register Map
(continued)
Register 15h: RXER Counter ......................................................................................................................................
Register 1bh: Interrupt Control/Status Register ..........................................................................................................
Register 1fh: 100BASE-TX PHY Controller ................................................................................................................
Absolute Maximum Ratings ........................................................................................................................................
Operating Ratings ........................................................................................................................................................
Electrical Characteristics ............................................................................................................................................
Timing Diagrams ..........................................................................................................................................................
Selection of Isolation Transformer ............................................................................................................................
Selection of Reference Crystal ...................................................................................................................................
Package Information ...................................................................................................................................................
Micrel
21
21
21
23
23
23
25
31
31
32
May 2004
5
M9999-051704
MICREL [ MICREL SEMICONDUCTOR ]
