KS8993 Micrel Inc, KS8993 Datasheet - Page 3

• Manufacturer Part Number: KS8993
• Description: IC SWITCH 10/100 3PORT 128PQFP
• Manufacturer: Micrel Inc

Specifications of KS8993

• Applications: *
• Mounting Type: Surface Mount
• Package / Case: 128-MQFP, 128-PQFP
• Number Of Primary Switch Ports: 3
• Internal Memory Buffer Size: 64
• Operating Supply Voltage (typ): 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): 2.75/3.6V
• Operating Supply Voltage (min): 2.35V
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With: 576-1011 - BOARD EVAL EXPERIMENT FOR KS8993
• Lead Free Status / RoHS Status: Not Compliant, Contains lead / RoHS non-compliant

Revision History
May 2005
KS8993
Revision Date
1.00
1.01
1.02
1.03
1.04
1.05
1.06
1.07
1.08
1.09
1.10
1.11
1.12
1.13
1.14
1.15
1.16
2.00
2.01
2.02
2.03
2.04
2.05
04/13/00
05/31/00
06/08/00
09/20/00
10/30/00
10/31/00
11/08/00
12/21/00
03/23/01
03/26/01
04/19/01
04/20/01
05/10/01
06/08/01
06/26/01
08/1/01
08/9/01
4/8/02
5/6/02
7/2/02
8/29/03
1/24/05
5/12/05
Summary of Changes
Document origination
Miscellaneous changes
Index repair
MII forward correction.
MRXD[3:1] correction.
Update voltage ratings.
Correct I/O descriptions.
Correct mode operation for LED[1:3][0]
Add timing information
Correct pin information
Correct VLAN description.
Update MODESEL descriptions for packet size extensions
Update electrical characteristics; Correct I/O information.
Correct timing information
Update I/O descriptions
Define control for LED[3][3]
Revise definition for LED[3][3]
Update timing information and power dissipation
Add power up timing description; Correct DISAN3 default mode.
Correct LED [1] [1] to float configuration
Add Reverse and Forward MII timing
Correct reserve buffer from 128 to 96 for PRSV pin.
Add max. current.
Add force flow control Option as follows:
Change pin 50 from reserved to FFLOW1# for force flow control on port 1.)
Change pin 46 from reserved to FFLOW2# for force flow control on port 2.
Modify LED[1][2] for force flow control on port 3.
Add TX Disable for Port 1 and port 2, Power down for port 3 and Far end Fault Disable features using
MUX[1:2] and TEST[1:2] pins.
Recommend pull-down on LED[3][3]
Convert to new format.
Added reset circuit recommendation.
Added lead-free part number
3
KS8993
Micrel