KS8999_11 MICREL [Micrel Semiconductor], KS8999_11 Datasheet - Page 18

• Manufacturer Part Number: KS8999_11
• Description: Integrated 9-Port 10/100 Switch with PHY and Frame Buffer
• Manufacturer: MICREL [Micrel Semiconductor]

January 2005
Micrel, Inc.
Note:
1. All unmanaged programming takes place at reset time only. For unmanaged programming: F = Float, D = Pull-down, U = Pull-up.
Group
See “Reference Circuits” section.
PWR
GND_PLLTX
VDD_PLLTX
T[1:3] & T[5]
AUTOMDIX
I/O Names
GND_RCV
VDD_RCV
TEST[1:2]
GND-ISO
IO_SWM
VDD_RX
GND_RX
GND_TX
BTOUT2
CTOUT2
VDD_TX
CTOUT
QH[2:5]
VDD-IO
AOUT2
DOUT2
BTOUT
QL[2:5]
RLPBK
DOUT
BIST
GND
VDD
T[4]
Active Status
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
Description
Factory test output –leave open for normal operation
Factory test output –leave open for normal operation
Factory test output –leave open for normal operation
Factory test output –leave open for normal operation
Factory test output –leave open for normal operation
Factory test output –leave open for normal operation
Factory test output –leave open for normal operation
Factory test inputs –leave open for normal operation
F/U = Enable Auto MDI/MDIX (normal operation) D = Disable Auto MDI/MDIX
Factory test inputs –leave open (float) for normal operation
F/D = normal operation (default) U = Disable FEF
Factory test outputs –leave open for normal operation
Factory test outputs –leave open for normal operation
Factory test input –tie high for normal operation
Factory test input –tie low for normal operation
Factory test input –tie low for normal operation
2.0V for equalizer
Ground for equalizer
2.0V for transmit circuitry
Ground for transmit circuitry
2.0V for clock recovery circuitry
Ground for clock recovery
2.0V for phase locked loop circuitry
Ground for phase locked loop circuitry
Analog ground
2.0V for core digital circuitry
2.0V, 2.5V or 3.3V for I/O circuitry
Ground for digital circuitry
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KS8999
KS8999