KSZ8873MLLI Micrel Inc, KSZ8873MLLI Datasheet - Page 45

• Manufacturer Part Number: KSZ8873MLLI
• Description: IC ETHERNET SWITCH 3PORT 64LQFP
• Manufacturer: Micrel Inc

Specifications of KSZ8873MLLI

• Controller Type: Ethernet Switch Controller
• Interface: MII
• Voltage - Supply: 1.8V, 2.5V, 3.3V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: *
• Package / Case: *
• Number Of Primary Switch Ports: 3
• Internal Memory Buffer Size: 32
• Fiber Support: No
• Integrated Led Drivers: Yes
• Phy/transceiver Interface: MII
• Power Supply Type: Analog
• Data Rate (typ): 10/100Mbps
• Vlan Support: Yes
• Operating Temperature (max): 85C
• Operating Temperature (min): -40C
• Mounting: Surface Mount
• Jtag Support: No
• Operating Supply Voltage (max): 1.89/3.465V
• Operating Temperature Classification: Industrial
• Data Rate: 100Mbps
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Supply: -
• Lead Free Status / RoHS Status: Compliant, Lead free / RoHS Compliant

Micrel, Inc.
PHY1 Register 0 (PHYAD = 0x1, REGAD = 0x0): MII Basic Control
PHY2 Register 0 (PHYAD = 0x2, REGAD = 0x0): MII Basic Control
September 2009
Bit
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Name
Soft reset
Loopback
Force 100
AN enable
Power down
Isolate
Restart AN
Force full
duplex
Collision test
Reserved
Hp_mdix
Force MDI
Disable MDIX
Disable far-end
fault
Disable
transmit
Disable LED
RO
R/W
R/W
R/W
RO
RO
RO
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
NOT SUPPORTED
NOT SUPPORTED
Description
=1, Perform loopback, as indicated:
=0, Normal operation
=1, 100 Mbps
=0, 10 Mbps
=1, Auto-negotiation enabled
=0, Auto-negotiation disabled
=1, Power down
=0, Normal operation
=1, Restart auto-negotiation
=0, Normal operation
=1, Full duplex
=0, Half duplex
NOT SUPPORTED
=1, HP Auto MDI/MDI-X mode
=0, Micrel Auto MDI/MDI-X mode
=1, Force MDI (transmit on RXP / RXM pins)
=0, Normal operation (transmit on TXP / TXM pins)
=1, Disable auto MDI-X
=0, Enable auto MDI-X
=1, Disable far-end fault detection
=0, Normal operation
=1, Disable transmit
=0, Normal operation
=1, Disable LED
=0, Normal operation
Port 1 Loopback (reg. 29, bit 0 = ‘1’)
Port 2 Loopback (reg. 45, bit 0 = ‘1’)
Start: RXP2/RXM2 (port 2)
Loopback: PMD/PMA of port 1’s PHY
End: TXP2/TXM2 (port 2)
Start: RXP1/RXM1 (port 1)
Loopback: PMD/PMA of port 2’s PHY
End: TXP1/TXM1 (port 1)
45
Default
0
0
0
1
0
0
0
0
0
0
1
0
0
0
0
0
Reference
Reg. 29, bit 0
Reg. 45, bit 0
Reg. 28, bit 6
Reg. 44, bit 6
Reg. 28, bit 7
Reg. 44, bit 7
Reg. 29, bit 3
Reg. 45, bit 3
Reg. 29, bit 5
Reg. 45, bit 5
Reg. 28, bit 5
Reg. 44, bit 5
Reg. 31, bit 7
Reg. 47, bit 7
Reg. 29, bit 1
Reg. 45, bit 1
Reg. 29, bit 2
Reg. 45, bit 2
Reg. 29, bit 4
Reg. 29, bit 6
Reg. 45, bit 6
Reg. 29, bit 7
Reg. 45, bit 7
KSZ8873MLL/FLL/RLL
M9999-092309-1.2