KS8993M Micrel Inc, KS8993M Datasheet - Page 41

• 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

Micrel, Inc.
April 2005
SPIS_N
SPIS_N
SPIC
SPID
SPIQ
SPIC
SPID
SPIQ
SPIS_N
SPIS_N
SPIC
SPID
SPIQ
SPIC
SPID
SPIQ
X
D7
X
X
0
D6
0
0
0
READ COMMAND
D5
0
0
0
D4
WRITE COMMAND
Byte 2
WRITE COMMAND
0
0
0
D4
0
0
0
D2
0
0
0
D1
Figure 8. SPI Write Data Cycle
0
Figure 9. SPI Read Data Cycle
0
Figure 10. SPI Multiple Write
1
D0
1
1
1
D7
0
0
A7 A6 A5 A4 A3 A2 A1 A0
D6
A7 A6 A5 A4 A3 A2 A1 A0
A7 A6 A5 A4 A3 A2 A1 A0
D5
READ ADDRESS
41
Byte 3 ...
D4
WRITE ADDRESS
WRITE ADDRESS
D3
D2
D1
D0
D7
D7
D7
D7
D6
D6
D6
D6
READ DATA
D5
D5
D5
D5
D4
WRITE DATA
D4
D4
Byte 1
Byte N
D4
D3
D3
D3
D3
D2
D2
D2
D2
D1
KS8993M/ML/MI
D1
D1
M9999-041205
D1
D0
D0
D0
D0