KSZ8842-32MVLI Micrel Inc, KSZ8842-32MVLI Datasheet - Page 102

• Manufacturer Part Number: KSZ8842-32MVLI
• Description: 2-Port Ethernet Switch/Repeater + Generic (32-bit) Bus Interface( )
• Manufacturer: Micrel Inc

Specifications of KSZ8842-32MVLI

• Controller Type: Ethernet Switch Controller
• Interface: PCI
• Voltage - Supply: 3.1 V ~ 3.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 128-LQFP
• 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
• Data Rate (typ): 10/100Mbps
• Vlan Support: Yes
• Operating Temperature (max): 85C
• Operating Temperature (min): -40C
• Pin Count: 128
• Mounting: Surface Mount
• Jtag Support: No
• Operating Supply Voltage (max): 3.5V
• Operating Supply Voltage (min): 3.1V
• Operating Temperature Classification: Industrial
• Data Rate: 100Mbps
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 576-1635 - BOARD EVALUATION KSZ8842-16MVL
• Current - Supply: -
• Lead Free Status / RoHS Status: Compliant, Lead free / RoHS Compliant
• Other names: 576-3270

Bank 48 Port 1 Ingress Rate Control Register (0x08): P1IRCR
Micrel, Inc.
Bit
15-12
11-8
October 2007
Default
0x0
0x0
R/W
RW
RW
Description
Ingress Pri3 Rate
Priority 3 frames will be discarded after the ingress rate selected as shown below is
reached or exceeded.
0000 = Not limited (default)
0001 = 64Kbps
0010 = 128Kbps
0011 = 256Kbps
0100 = 512Kbps
0101 = 1Mbps
0110 = 2Mbps
0111 = 4Mbps
1000 = 8Mbps
1001 = 16Mbps
1010 = 32Mbps
1011 = 48Mbps
1100 = 64 Mbps
1101 = 72Mbps
1110 = 80Mbps
1111 = 88Mbps
Note: For 10BT, rate settings above 10Mbps are set to the default value 0000 (not
limited).
Ingress Pri2 Rate
Priority 2 frames will be discarded after the ingress rate selected as shown below is
reached or exceeded.
0000 = Not limited (default)
0001 = 64Kbps
0010 = 128Kbps
0011 = 256Kbps
0100 = 512Kbps
0101 = 1Mbps
0110 = 2Mbps
0111 = 4Mbps
1000 = 8Mbps
1001 = 16Mbps
1010 = 32Mbps
1011 = 48Mbps
1100 = 64 Mbps
1101 = 72Mbps
1110 = 80Mbps
1111 = 88Mbps
Note: For 10BT, rate settings above 10Mbps are set to the default value 0000 (not
limited).
102
KSZ8842-16/32 MQL/MVL/MVLI/MBL
M9999-102207-1.9