KSZ8842-PMQL Micrel Inc, KSZ8842-PMQL Datasheet - Page 8
![2-Port Ethernet Switch/Repeater + 32-bit/33MHz PCI Bus Interface( )](/photos/6/81/68152/576-128-pqfp_sml.jpg)
KSZ8842-PMQL
Manufacturer Part Number
KSZ8842-PMQL
Description
2-Port Ethernet Switch/Repeater + 32-bit/33MHz PCI Bus Interface( )
Manufacturer
Micrel Inc
Specifications of KSZ8842-PMQL
Controller Type
Ethernet Switch Controller
Interface
PCI
Voltage - Supply
3.1 V ~ 3.5 V
Operating Temperature
0°C ~ 70°C
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
576-1636 - BOARD EVALUATION KSZ8842-PMQL
Current - Supply
-
Lead Free Status / RoHS Status
Compliant, Lead free / RoHS Compliant
Other names
576-1513-5
KSZ8842-PMQL
KSZ8842-PMQL
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
KSZ8842-PMQLI
Manufacturer:
TI
Quantity:
3 100
Micrel, Inc.
KSZ8842-PMQL/PMBL
List of Figures
Figure 1. KSZ8842-PMQL/PMBL Functional Diagram ....................................................................................................... 1
Figure 2. KSZ8842-PMQL 128-Pin PQFP (Top View)........................................................................................................ 9
Figure 3. KSZ8842-PMBL 100-Ball LFBGA (Top View) .................................................................................................. 10
Figure 4. Typical Straight Cable Connection ................................................................................................................... 22
Figure 5. Typical Crossover Cable Connection ............................................................................................................... 23
Figure 6. Auto Negotiation and Parallel Operation .......................................................................................................... 24
Figure 7. Destination Address Lookup Flow Chart, Stage 1 ............................................................................................ 26
Figure 8. Destination Address Resolution Flow Chart, Stage 2....................................................................................... 27
Figure 9. 802.1p Priority Field Format.............................................................................................................................. 32
Figure 10. Port 2 Far-End Loop back Path ...................................................................................................................... 34
Figure 11. Port 1 and Port 2 Near-End (Remote) Loop back Path .................................................................................. 34
Figure 12. EEPROM Read Cycle Timing Diagram ........................................................................................................ 111
Figure 13. Auto-Negotiation Timing ............................................................................................................................... 112
Figure 14. Reset Timing ................................................................................................................................................. 113
Figure 15. Standard Package: 128-Pin PQFP ............................................................................................................... 115
Figure 16. Standard Package: 100-Ball LFBGA ............................................................................................................. 116
List of Tables
Table 1. KSZ8842-PMQL Pin Description......................................................................................................................... 15
Table 2. KSZ8842-PMBL Pin Description ......................................................................................................................... 19
Table 3. MDI/MDI-X Pin Definitions ................................................................................................................................. 22
Table 4. KSZ8841-PMQL/PMBL EEPROM Format......................................................................................................... 30
Table 5. FID+DA Lookup in VLAN Mode ......................................................................................................................... 31
Table 6. FID+SA Lookup in VLAN Mode ......................................................................................................................... 31
Table 7. EEPROM Format ............................................................................................................................................... 33
Table 8. Format of Per Port MIB Counters...................................................................................................................... 103
Table 9. Port 1s “Per Port” MIB Counters Indirect Memory Offsets............................................................................... 104
Table 10. “All Port Dropped Packet” MIB Counters Format............................................................................................ 104
Table 11. “All Port Dropped Packet” MIB Counters Indirect Memory Offsets................................................................. 104
Table 12. Static MAC Table Format (8 Entries) .............................................................................................................. 106
Table 13. Dynamic MAC Address Table Format (1024 Entries)..................................................................................... 107
Table 14. VLAN Table Format (16 Entries)..................................................................................................................... 108
Table 15. EEPROM Timing Parameters ........................................................................................................................ 111
Table 16. Auto Negotiation Parameters ......................................................................................................................... 112
Table 17. Reset Timing Parameters .............................................................................................................................. 113
Table 18. Transformer Selection Criteria ....................................................................................................................... 114
Table 19. Qualified Single Port Magnetics..................................................................................................................... 114
Table 20. Typical Reference Crystal Characteristics ...................................................................................................... 114
8
October 2007
M9999-100207-1.5