VSC8641XKO Vitesse Semiconductor Corp, VSC8641XKO Datasheet - Page 3

• Manufacturer Part Number: VSC8641XKO
• Description: IC PHY 10/100/1000 100-LQFP
• Manufacturer: Vitesse Semiconductor Corp
• Type: PHY Transceiverr

Specifications of VSC8641XKO

• Number Of Drivers/receivers: 1/1
• Protocol: Gigabit Ethernet
• Voltage - Supply: 2.5V, 3.3V
• Mounting Type: Surface Mount
• Package / Case: 100-LQFP
• Case: TQFP
• Dc: 07+
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 907-1031

Contents
Revision History ........................................................................................10
1
2
3
4
Revision 4.3
August 2009
Introduction.....................................................................................16
Product Overview.............................................................................17
2.1
2.2
2.3
Functional Descriptions....................................................................20
3.1
3.2
3.3
3.4
3.5
3.6
3.7
3.8
3.9
3.10 ActiPHY Power Management................................................................................. 27
3.11 Serial Management Interface ............................................................................... 29
3.12 LED Interface .................................................................................................... 31
3.13 Testing Features................................................................................................. 34
Configuration ...................................................................................40
4.1
4.2
Features ........................................................................................................... 17
Applications....................................................................................................... 18
Block Diagram ................................................................................................... 19
Operating Modes ................................................................................................ 20
MAC Interface.................................................................................................... 20
3.2.1
3.2.2
3.2.3
Cat5 Media Interface .......................................................................................... 22
Cat5 Auto-Negotiation ........................................................................................ 23
Manual MDI/MDI-X Setting .................................................................................. 24
Automatic Crossover and Polarity Detection ........................................................... 24
Link Speed Downshift ......................................................................................... 25
Transformerless Ethernet..................................................................................... 25
Ethernet Inline Powered Devices .......................................................................... 25
3.10.1 Low-Power State .................................................................................... 28
3.10.2 Link Partner Wake-Up State ..................................................................... 28
3.10.3 Normal Operating State ........................................................................... 29
3.11.1 SMI Frames ........................................................................................... 29
3.11.2 SMI Interrupts ....................................................................................... 30
3.12.1 Simple or Enhanced LED Method............................................................... 31
3.12.2 LED Modes............................................................................................. 32
3.12.3 LED Behavior ......................................................................................... 33
3.13.1 Ethernet Packet Generator (EPG) .............................................................. 34
3.13.2 CRC Counters......................................................................................... 34
3.13.3 Far-end Loopback ................................................................................... 35
3.13.4 Near-End Loopback ................................................................................. 35
3.13.5 Connector Loopback................................................................................ 36
3.13.6 VeriPHY Cable Diagnostics........................................................................ 36
3.13.7 IEEE 1149.1 JTAG Boundary Scan ............................................................. 37
3.13.8 JTAG Instruction Codes............................................................................ 38
3.13.9 Boundary-Scan Register Cell Order............................................................ 39
Registers........................................................................................................... 40
4.1.1
4.1.2
IEEE Standard and Main Registers ........................................................................ 41
4.2.1
MAC Resistor Calibration .......................................................................... 20
RGMII MAC Interface Mode ...................................................................... 20
GMII/MII MAC Interface Mode .................................................................. 21
Reserved Registers ................................................................................. 41
Reserved Bits ......................................................................................... 41
Mode Control ......................................................................................... 42
VSC8641 Datasheet
Contents
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