KSZ8851-16MQL Micrel Inc, KSZ8851-16MQL Datasheet - Page 4

• Manufacturer Part Number: KSZ8851-16MQL
• Description: Single Ethernet Port + Generic (16-bit) Bus Interface( )
• Manufacturer: Micrel Inc

Specifications of KSZ8851-16MQL

• Controller Type: Ethernet Controller, MAC/PHY
• Interface: Bus
• Voltage - Supply: 1.8V, 2.5V, 3.3V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 128-MQFP, 128-PQFP
• Operating Supply Voltage (typ): 3.3V
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 128
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 576-3292 - BOARD EVALUATION KSZ8851-16MLL
• Current - Supply: -
• Lead Free Status / RoHS Status: Compliant, Lead free / RoHS Compliant
• Other names: 576-3253

Contents
Pin Configuration for 16-Bit ............................................................................................................................................... 10
Pin Description for 16-Bit ................................................................................................................................................... 11
Pin Configuration for 32-Bit ............................................................................................................................................... 16
Pin Description for 32-Bit ................................................................................................................................................... 17
Strapping Options ............................................................................................................................................................... 21
Functional Description ....................................................................................................................................................... 22
Functional Overview ........................................................................................................................................................... 22
Wake-on-LAN....................................................................................................................................................................... 23
Physical Layer Transceiver (PHY) ..................................................................................................................................... 24
Media Access Control (MAC) Operation ........................................................................................................................... 29
Bus Interface Unit (BIU)...................................................................................................................................................... 31
Queue Management Unit (QMU) ........................................................................................................................................ 33
August 2009
Micrel, Inc.
Power Management........................................................................................................................................................ 22
Normal Operation Mode ................................................................................................................................................. 22
Energy Detect Mode ....................................................................................................................................................... 22
Soft Power Down Mode .................................................................................................................................................. 23
Power Saving Mode........................................................................................................................................................ 23
Power Down ................................................................................................................................................................... 23
Detection of Energy ........................................................................................................................................................ 23
Detection of Linkup ......................................................................................................................................................... 24
Wake-up Packet ............................................................................................................................................................. 24
Magic Packet™............................................................................................................................................................... 24
100BASE-TX Transmit ................................................................................................................................................... 24
100BASE-TX Receive .................................................................................................................................................... 25
PLL Clock Synthesizer (Recovery)................................................................................................................................. 25
Scrambler/De-scrambler (100BASE-TX only) ................................................................................................................ 25
10BASE-T Transmit........................................................................................................................................................ 25
10BASE-T Receive......................................................................................................................................................... 25
MDI/MDI-X Auto Crossover ............................................................................................................................................ 25
Auto Negotiation ............................................................................................................................................................. 27
LinkMD
Inter Packet Gap (IPG) ................................................................................................................................................... 29
Back-Off Algorithm.......................................................................................................................................................... 29
Late Collision .................................................................................................................................................................. 29
Flow Control.................................................................................................................................................................... 29
Half-Duplex Backpressure.............................................................................................................................................. 29
Address Filtering Function .............................................................................................................................................. 30
Clock Generator.............................................................................................................................................................. 31
Supported Transfers ....................................................................................................................................................... 31
Physical Data Bus Size .................................................................................................................................................. 31
Little and Big Endian Support ......................................................................................................................................... 32
Asynchronous Interface .................................................................................................................................................. 32
BIU Summation............................................................................................................................................................... 32
Straight Cable .......................................................................................................................................................... 26
Crossover Cable ...................................................................................................................................................... 26
Access...................................................................................................................................................................... 28
Usage ....................................................................................................................................................................... 28
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Cable Diagnostics............................................................................................................................................ 28
4
KSZ8851-16/32 MQL/MQLI
M9999-083109-2.0