KSZ8873MLL Micrel Inc, KSZ8873MLL Datasheet - Page 65

• Manufacturer Part Number: KSZ8873MLL
• Description: IC ETHERNET SWITCH 3PORT 64-LQFP
• Manufacturer: Micrel Inc

Specifications of KSZ8873MLL

• Data Rate: 100Mbps
• Controller Type: Ethernet Switch Controller
• Interface: MII
• Voltage - Supply: 1.8V, 2.5V, 3.3V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 64-LQFP
• No. Of Ports: 3
• Ethernet Type: IEEE 802.3u
• Supply Current: 115mA
• Supply Voltage Range: 2.5V, 3.3V
• Digital Ic Case Style: LQFP
• No. Of Pins: 64
• Svhc: No SVHC (15-Dec-2010)
• Base: RoHS Compliant
• 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/Digital
• Data Rate (typ): 10/100Mbps
• Vlan Support: Yes
• Operating Temperature (max): 70C
• Operating Temperature (min): 0C
• Mounting: Surface Mount
• Jtag Support: No
• Operating Supply Voltage (max): 1.89/3.465V
• Operating Temperature Classification: Commercial
• Interface Type: MII, RMII
• Operating Temperature Range: 0°C To +70°C
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Supply: -
• Lead Free Status / RoHS Status: Compliant, Lead free / RoHS Compliant
• Other names: 576-3459

Micrel, Inc.
Register 31 (0x1F): Port 1 Status 1
Register 47 (0x2F): Port 2 Status 1
Register 63 (0x3F): Port 3 Status 1
Register 67 (0x43): Reset
September 2010
Bit
7
6
5
4
3
2
1
0
Bit
4
0
Polrvs
Name
Hp_mdix
Reserved
Transmit Flow
Control Enable
Receive Flow
Control Enable
Operation
Speed
Operation
Duplex
Far-end Fault
Name
Software
Reset
PCS Reset
R/W
R/W
RO
RO
RO
RO
RO
RO
RO
R/W
R/W
R/W
Description
=1, HP Auto MDI/MDI-X mode
=0, Micrel Auto MDI/MDI-X mode
Reserved
Do not change the default value.
=1, Polarity is reversed
=0, Polarity is not reversed
=1, Transmit flow control feature is active
=0, Transmit flow control feature is inactive
=1, Receive flow control feature is active
=0, Receive flow control feature is inactive
=1, Link speed is 100Mbps
=0, Link speed is 10Mbps
=1, Link duplex is full
=0, Link duplex is half
=1, Far-end fault status detected
=0, No Far-end fault status detected
Description
=1, Software reset
=0, Clear
Note: Software reset will reset all registers to the initial
values of the power-on reset or warm reset (keep the strap
values).
=1, PCS reset is used when is doing software reset for a
compelete reset
=0, Clear
Note: PCS reset will reset the state machine and clock
domain in PHY’s PCS layer.
65
Default
1
Note: Only
ports 1 and 2
are PHY ports.
This bit is not
applicable to
port 3 (MII).
0
0
Note: This bit
is not
applicable to
port 3 (MII).
This bit is only
valid for 10BT
0
0
0
0
0
This bit is
applicable to
port 1 only.
Default
0
0
KSZ8873MLL/FLL/RLL
M9999-092309-1.2