KSZ8993M Micrel Inc, KSZ8993M Datasheet - Page 63

• Manufacturer Part Number: KSZ8993M
• Description: IC SWITCH 10/100 3PORT 128PQFP
• Manufacturer: Micrel Inc

Specifications of KSZ8993M

• 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): 70C
• Operating Temperature (min): 0C
• 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: Commercial
• Data Rate: 100Mbps
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 576-1037

Register 30 (0x1E): Port 1 Status 0
Register 46 (0x2E): Port 2 Status 0
Register 62 (0x3E): Reserved, not applied to port 3 (continued)
Bit
3
2
1
0
Register 31 (0x1F): Port 1 Status 1
Register 47 (0x2F): Port 2 Status 1
Register 63 (0x3F): Port 3 Status 1
Bit
7
6-5
4
3
2
1
0
Micrel, Inc.
October 2008
Partner 100BT
full-duplex
capability
Partner 100BT
half-duplex
capability
Partner 10BT
full-duplex
capability
Partner 10BT
half-duplex
capability
Reserved
Receive flow
control enable
Transmit flow
control enable
Operation
speed
Operation
duplex
Name
Name
Reserved
Far end fault
R/W
RO
RO
RO
RO
R/W
RO
RO
RO
RO
RO
RO
RO
Description
= 1, link partner 100BT full-duplex capable
= 0, link partner not 100BT full-duplex capable
= 1, link partner 100BT half-duplex capable
= 0, link partner not 100BT half-duplex capable
= 1, link partner 10BT full-duplex capable
= 0, link partner not 10BT full-duplex capable
= 1, link partner 10BT half-duplex capable
= 0, link partner not 10BT half-duplex capable
Description
1 = receive flow control feature is active
0 = receive flow control feature is inactive
1 = transmit flow control feature is active
0 = transmit 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
63
Default
0
0
0
0
Default
0
00
0
0
0
0
0
Note: only port
1 supports fiber;
this bit is
applicable to
port 1 only.
M9999-020606
KSZ8993M/ML