KS8842-32MQL Micrel Inc, KS8842-32MQL Datasheet - Page 10

• Manufacturer Part Number: KS8842-32MQL
• Description: IC SWITCH 10/100 32BIT 128PQFP
• Manufacturer: Micrel Inc

Specifications of KS8842-32MQL

• Applications: *
• Mounting Type: Surface Mount
• Package / Case: 128-MQFP, 128-PQFP
• Number Of Primary Switch Ports: 2
• Internal Memory Buffer Size: 32
• Operating Supply Voltage (typ): 3.3V
• Fiber Support: Yes
• Integrated Led Drivers: Yes
• Phy/transceiver Interface: MII
• Power Supply Type: Analog/Digital
• Package Type: PQFP
• Data Rate (typ): 10/100Mbps
• Vlan Support: Yes
• Operating Temperature (max): 70C
• Operating Temperature (min): 0C
• Pin Count: 128
• Mounting: Surface Mount
• Jtag Support: No
• Operating Supply Voltage (max): 3.5V
• Operating Supply Voltage (min): 3.1V
• Operating Temperature Classification: Commercial
• Data Rate: 100Mbps
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: KS8842-PMQL-EVAL - EVAL KIT EXPERIMENTAL KS8842KS8842-16MQL-EVAL - EVAL KIT EXPERIMENTAL KS8842
• Lead Free Status / RoHS Status: Not Compliant, Lead free / RoHS Compliant
• Other names: 576-1459

List of Tables
Table 1. MDI/MDI-X Pin Definitions............................................................................................................................................. 29
Table 2. Bus Interface Unit Signal Grouping ............................................................................................................................... 38
Table 3: Transmit Queue Frame Format ..................................................................................................................................... 41
Table 4. Transmit Control Word Bit Fields................................................................................................................................... 42
Table 5. Transmit Byte Count Format ......................................................................................................................................... 42
Table 6. Receive Queue Frame Format ...................................................................................................................................... 42
Table 7. FRXQ Packet Receive Status........................................................................................................................................ 43
Table 8. FRXQ RX Byte Count Field ........................................................................................................................................... 43
Table 9. Spanning Tree States.................................................................................................................................................... 44
Table 10. FID+DA Lookup in VLAN Mode................................................................................................................................... 46
Table 11. FID+SA Lookup in VLAN Mode ................................................................................................................................... 46
Table 12. EEPROM Format......................................................................................................................................................... 48
Table 13. ConfigParam Word in EEPROM Format ..................................................................................................................... 49
Table 14. Format of Per Port MIB Counters .............................................................................................................................. 116
Table 15. Port 1 MIB Counters Indirect Memory Offset............................................................................................................. 117
Table 16. “All Ports Dropped Packet” MIB Counters Format ..................................................................................................... 117
Table 17. “All Ports Dropped Packet” MIB Counters Indirect Memory Offsets .......................................................................... 117
Table 18. Static MAC Table Format (8 Entries)......................................................................................................................... 119
Table 19. Dynamic MAC Address Table Format (1024 Entries)................................................................................................ 120
Table 20. VLAN Table Format (16 Entries) ............................................................................................................................... 121
Table 21. Maximum Ratings...................................................................................................................................................... 122
Table 22. Operating Ratings...................................................................................................................................................... 122
Table 23. Electrical Characteristics ........................................................................................................................................... 123
Table 24. Asynchronous Cycle (ADSN = 0) Timing Parameters ............................................................................................... 124
Table 25. Asynchronous Cycle using ADSN Timing Parameters .............................................................................................. 125
Table 26. Asynchronous Cycle using DATACSN Timing Parameters ....................................................................................... 126
Table 27. Address Latching Timing Parameters........................................................................................................................ 127
Table 28. Synchronous Burst Write Timing Parameters............................................................................................................ 128
Table 29. Synchronous Burst Read Timing Parameters ........................................................................................................... 129
Table 30. Synchronous Write (VLBUSN = 0) Timing Parameters ............................................................................................. 130
Table 31. Synchronous Read (VLBUSN = 0) Timing Parameters ............................................................................................. 131
Table 32. EEPROM Timing Parameters.................................................................................................................................... 132
Table 33. Auto Negotiation Timing Parameters......................................................................................................................... 133
Table 34. Reset Timing Parameters.......................................................................................................................................... 134
Table 35. Transformer Selection Criteria................................................................................................................................... 135
Table 36. Qualified Single Port Magnetic .................................................................................................................................. 135
Table 37. Typical Reference Crystal Characteristics................................................................................................................. 135
Micrel, Inc.
October 2007
10
KSZ8842-16/32 MQL/MVL/MVLI/MBL
M9999-102207-1.9