KS8997 Micrel Inc, KS8997 Datasheet - Page 32

• Manufacturer Part Number: KS8997
• Description: IC SWITCH 10/100 8PORT 128PQFP
• Manufacturer: Micrel Inc

Specifications of KS8997

• Applications: *
• Mounting Type: Surface Mount
• Package / Case: 128-MQFP, 128-PQFP
• Fiber Support: No
• Integrated Led Drivers: Yes
• Phy/transceiver Interface: MII
• 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 Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

KS8997
Timing Diagrams
Symbol
t
t
t
Symbol
t
t
KS8997
CYC
S
H
CYC
OV
Parameter
Clock Cycle
Set-Up Time
Hold Time
Parameter
Clock Cycle
Set-Up Time
SCL
SDA
SCL
SDA
Table 5. EEPROM Output Timing Parameters
Figure 3. EEPROM Output Timing Diagram
Figure 2. EEPROM Input Timing Diagram
Table 4. EEPROM Timing Parameters
ts
32
th
tov
tcyc
tcyc
4096
Min
Min
20
20
16384
16384
4112
Typ
Typ
4128
Max
Max
August 2003
Micrel
Units
Units
ns
ns
ns
ns
ns