KSZ8864RMN Micrel Inc, KSZ8864RMN Datasheet - Page 4

• Manufacturer Part Number: KSZ8864RMN
• Description: IC ETHERNET SW 4PORT 64QFN
• Manufacturer: Micrel Inc

Specifications of KSZ8864RMN

• Controller Type: Ethernet Switch Controller
• Interface: MII, RMII
• Voltage - Supply: 1.8V, 2.5V, 3.3V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: *
• Package / Case: *
• Lead Free Status / RoHS Status: Supplier Unconfirmed
• Current - Supply: -
• Lead Free Status / RoHS Status: Supplier Unconfirmed, Lead free / RoHS Compliant
• Other names: 576-3787; KSZ8864RMN

January 2011
Contents
Pin Configuration ..........................................................................................................................................................13
Pin Description ..............................................................................................................................................................14
Pin for Strap-in Options................................................................................................................................................19
Introduction ...................................................................................................................................................................22
Functional Overview: Physical Layer Transceiver ....................................................................................................22
Functional Overview: Power Management .................................................................................................................27
Functional Overview: Switch Core ..............................................................................................................................28
Advanced Functionality................................................................................................................................................36
100BASE-TX Transmit ...............................................................................................................................................22
100BASE-TX Receive ................................................................................................................................................22
PLL Clock Synthesizer................................................................................................................................................22
Scrambler/De-Scrambler (100BASE-TX only)............................................................................................................23
10BASE-T Transmit....................................................................................................................................................23
10BASE-T Receive .....................................................................................................................................................23
MDI/MDI-X Auto Crossover ........................................................................................................................................23
Auto-Negotiation .........................................................................................................................................................25
On-Chip Termination Resistors ..................................................................................................................................27
Normal Operation Mode .............................................................................................................................................27
Energy Detect Mode ...................................................................................................................................................27
Soft Power-Down Mode ..............................................................................................................................................28
Power Saving Mode....................................................................................................................................................28
Port-Based Power-Down Mode ..................................................................................................................................28
Address Look-Up ........................................................................................................................................................28
Learning ......................................................................................................................................................................28
Migration .....................................................................................................................................................................28
Aging ...........................................................................................................................................................................29
Forwarding ..................................................................................................................................................................29
Switching Engine ........................................................................................................................................................29
Media Access Controller (MAC) Operation ................................................................................................................29
Inter-Packet Gap (IPG) ...............................................................................................................................................29
Backoff Algorithm........................................................................................................................................................29
Late Collision ..............................................................................................................................................................29
Illegal Frames .............................................................................................................................................................29
Flow Control................................................................................................................................................................29
Half-Duplex Back Pressure.........................................................................................................................................32
Broadcast Storm Protection........................................................................................................................................32
MII Interface Operation ...............................................................................................................................................32
Switch MAC3/MAC4 SW3/SW4-MII Interface ............................................................................................................33
Switch MAC3/MAC4 SW3/SW4-RMII Interface..........................................................................................................34
QoS Priority Support ...................................................................................................................................................36
Straight Cable .........................................................................................................................................................24
Crossover Cable .....................................................................................................................................................25
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M9999-012011-1.2