KS8993M Micrel Inc, KS8993M Datasheet - Page 80

• Manufacturer Part Number: KS8993M
• Description: IC SWITCH 10/100 3PORT 128PQFP
• Manufacturer: Micrel Inc

Specifications of KS8993M

• 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
• For Use With: 576-1013 - BOARD EVAL EXPERIMENT KS8993M
• Lead Free Status / RoHS Status: Not Compliant, Lead free / RoHS Compliant

SPI Timing
Input Timing
Micrel, Inc.
April 2005
Timing Parameter
fC
tCHSL
tSLCH
tCHSH
tSHCH
tSHSL
tDVCH
tCHDX
tCLCH
tCHCL
tDLDH
tDHDL
Clock frequency
SPIS_N inactive hold time
SPIS_N active setup time
SPIS_N active old time
SPIS_N inactive setup time
SPIS_N deselect time
Data input setup time
Data input hold time
Clock rise time
Clock fall time
Data input rise time
Data input fall time
Description
Table 24. SPI Input Timing Parameters
Figure 21. SPI Input Timing
80
Min
100
90
90
90
90
20
30
Max
5
1
1
1
1
Units
MHz
ns
ns
ns
ns
ns
ns
ns
us
us
us
us
KS8993M/ML/MI
M9999-041205