KS8995MAI Micrel Inc, KS8995MAI Datasheet - Page 72

• Manufacturer Part Number: KS8995MAI
• Description: IC SWITCH 10/100 5PORT 128PQFP
• Manufacturer: Micrel Inc

Specifications of KS8995MAI

• Applications: *
• Mounting Type: Surface Mount
• Package / Case: 128-MQFP, 128-PQFP
• Number Of Primary Switch Ports: 5
• Internal Memory Buffer Size: 64
• 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 Temperature Classification: Industrial
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With: 576-1017 - BOARD EVAL EXPERIMENT KS8995M
• Lead Free Status / RoHS Status: Not Compliant, Contains lead / RoHS non-compliant
• Other names: 576-1019

Semptember 2008
Symbol
t
t
t
t
t
t
SU1
SU2
HD1
HD2
CRS1
CRS2
Parameter
TXD [3:0] Set-up to TXC High
TXEN Set-up to TXC High
TXD [3:0] Hold after TXC High
TXER Hold after TXC High
TXEN High to CRS Asserted Latency
TXEN Low to CRS De-Asserted Latency
Figure 18. MII Transmitted Timing – For 100BASE-T
Table 17. MII Transmitted Timing Parameters
72
Min
10
10
0
0
Typ
40
40
Max
M9999-091508
Units
ns
ns
ns
ns
ns
ns