KSZ8993MI Micrel Inc, KSZ8993MI Datasheet - Page 46

• Manufacturer Part Number: KSZ8993MI
• Description: IC SWITCH 10/100 W/TXRX 128PQFP
• Manufacturer: Micrel Inc

Specifications of KSZ8993MI

• Applications: *
• Mounting Type: Surface Mount
• Package / Case: 128-MQFP, 128-PQFP
• Number Of Primary Switch Ports: 3
• Internal Memory Buffer Size: 32
• Operating Supply Voltage (typ): 1.8/2.5/3.3V
• Fiber Support: Yes
• Integrated Led Drivers: Yes
• Phy/transceiver Interface: MII/SNI
• Power Supply Type: Analog/Digital
• Package Type: PQFP
• 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): 1.89/3.465V
• Operating Supply Voltage (min): 1.71/3.135V
• Power Dissipation: 800mW
• Supply Current: 0.1/0.19A
• Operating Temperature Classification: Industrial
• Data Rate: 100Mbps
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 576-2124; KSZ8993MI

Register 0: MII Basic Control (continued)
Bit
3
2
1
0
Register 1: MII Basic Status
Bit
15
14
13
12
11
10-7
6
5
4
3
2
1
0
Register 2: PHYID HIGH
Bit
15-0
Register 3: PHYID LOW
Bit
15-0
Micrel, Inc.
October 2008
Name
Disable MDIX
Disable far end
fault
Disable
transmit
Disable LED
Name
T4 capable
100 Full
capable
100 Half
capable
10 Full
capable
10 Half
capable
Reserved
Preamble
suppressed
AN complete
Far end fault
AN capable
Link status
Jabber test
Extended
capable
PHYID low
Name
PHYID high
Name
R/W
R/W
R/W
R/W
R/W
R/W
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
R/W
RO
R/W
RO
Description
=0, Not 100 BASE-T4 capable
=1, 100BASE-TX full duplex capable
=0, Not capable of 100BASE-TX full duplex
=1, 100BASE-TX half duplex capable
=0, Not 100BASE-TX half duplex capable
=1, 10BASE-T full duplex capable
=0, Not 10BASE-T full duplex capable
=1, 10BASE-T half duplex capable
=0, Not 10BASE-T half duplex capable
NOT SUPPORTED
=1, Auto-negotiation complete
=0, Auto-negotiation not completed
=1, Far end fault detected
=0, No far end fault detected
=1, Auto-negotiation capable
=0, Not auto-negotiation capable
=1, Link is up
=0, Link is down
NOT SUPPORTED
=0, Not extended register capable
Description
=1, Disable auto MDI-X
=0, Normal operation
=1, Disable far end fault detection
=0, Normal operation
=1, Disable transmit
=0, Normal operation
=1, Disable LED
=0, Normal operation
Description
High order PHYID bits
Description
Low order PHYID bits
46
Default
0
1
1
1
1
0
0
0
0
1
0
0
0
Default
0
0
0
0
Default
0x0022
Default
0x1430
Reference
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
Reference
Always 1
Always 1
Always 1
Always 1
Reg. 30, bit 6
Reg. 46, bit 6
Reg. 31, bit 0
Reg. 28, bit 7
Reg. 44, bit 7
Reg. 30, bit 5
Reg. 46, bit 5
M9999-020606
KSZ8993M/ML