KS8993F Micrel Inc, KS8993F Datasheet - Page 91

• Manufacturer Part Number: KS8993F
• Description: IC CONV MED 10/100 3PORT 128PQFP
• Manufacturer: Micrel Inc

Specifications of KS8993F

• 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 Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: KS8993F-EVAL - EVAL KIT EXPERIMENTAL KS8993F
• Lead Free Status / RoHS Status: Not Compliant, Lead free / RoHS Compliant

6.3
6.3.1 MAC Mode MII Timing
Micrel, Inc.
June 2009
MII Timing
(100BASE-TX)
(10BASE-T)
Parameter
Timing
tcyc3
tcyc3
tov3
th3
ts3
MRXD[3:0]
Transmit Timing
MTXCLK
MTXD[3:0]
MRXDV
MRXCLK
Receive Timing
MTXEN
MTXER
Figure 17: MAC Mode MII Timing - Data transmitted to MII
Figure 16: MAC Mode MII Timing - Data received from MII
100BASE-TX
Description
Output Valid
Clock cycle
Clock cycle
Setup time
10BASE-T
Hold time
Table 19: MAC mode MII Timing Parameters
Min
10
5
7
ts3
tov3
tcyc3
tcyc3
91
th3
Typ
400
40
11
[e-mail]
Max
16
Unit
ns
ns
ns
ns
ns
or [phone]
M9999-062509
KS8993F/FL