DM9010 Ver la hoja de datos (PDF) - Davicom Semiconductor, Inc.
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DM9010
Davicom Semiconductor, Inc.
DM9010 Datasheet PDF : 62 Pages
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DM9010
Single Chip Ethernet Controller with General Processor Interface
9.6 100BASE-TX RECEIVER ............................................................................................................................................... 46
9.6.1 Signal Detect ........................................................................................................................................................ 46
9.6.2 Adaptive Equalization .......................................................................................................................................... 46
9.6.3 MLT-3 to NRZI Decoder ...................................................................................................................................... 46
9.6.4 Clock Recovery Module ....................................................................................................................................... 46
9.6.5 NRZI to NRZ ........................................................................................................................................................ 46
9.6.6 Serial to Parallel.................................................................................................................................................. 46
9.6.7 Descrambler......................................................................................................................................................... 46
9.6.8 Code Group Alignment ........................................................................................................................................ 47
9.6.9 4B5B Decoder ...................................................................................................................................................... 47
9.7 10BASE-T OPERATION.................................................................................................................................................. 47
9.8 COLLISION DETECTION ................................................................................................................................................. 47
9.9 CARRIER SENSE ............................................................................................................................................................ 47
9.10 AUTO-NEGOTIATION .................................................................................................................................................. 47
9.11 POWER REDUCED MODE............................................................................................................................................. 48
9.11.1 Power Down Mode............................................................................................................................................. 48
9.11.2 Reduced Transmit Power Mode ......................................................................................................................... 48
10. DC AND AC ELECTRICAL CHARACTERISTICS ................................................................................................. 49
10.1 ABSOLUTE MAXIMUM RATINGS ................................................................................................................................. 49
10.1.1 Operating Conditions......................................................................................................................................... 49
10.2 DC ELECTRICAL CHARACTERISTICS (VDD = 3.3V) ................................................................................................... 49
10.3 AC ELECTRICAL CHARACTERISTICS & TIMING WAVEFORMS..................................................................................... 50
10.3.1 TP Interface........................................................................................................................................................ 50
10.3.2 Oscillator/Crystal Timing .................................................................................................................................. 50
10.3.3 Processor I/O Read Timing................................................................................................................................ 50
10.3.4 Processor I/O Write Timing ............................................................................................................................... 51
10.3.5 External MII Interface Transmit Timing ............................................................................................................ 52
10.3.6 External MII Interface Receive Timing .............................................................................................................. 52
10.3.7 MII Management Interface Timing .................................................................................................................... 53
10.3.8 EEPROM Interface Timing ................................................................................................................................ 53
11. APPLICATION NOTES................................................................................................................................................ 54
11.1 NETWORK INTERFACE SIGNAL ROUTING .................................................................................................................... 54
Preliminary
5
Version: DM9010-17--DS-P04
Jan. 18, 2006
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