KS8999_11 MICREL [Micrel Semiconductor], KS8999_11 Datasheet - Page 12

• 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.
Pin Number
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
MODESEL[3]
MODESEL[2]
MODESEL[1]
MODESEL[0]
VDD_PLLTX
GND_PLLTX
CFGMODE
GND_RCV
GND_RCV
GND_RCV
GND_RCV
VDD_RCV
VDD_RCV
VDD_RCV
VDD_RCV
Pin Name
IO_SWM
LED[9][3]
LED[9][2]
LED[9][1]
LED[9][0]
SCANEN
VDD_RX
TESTEN
Reserve
Reserve
FXSD[1]
FXSD[2]
FXSD[3]
FXSD[4]
CTOUT
BTOUT
MIIS[1]
MIIS[0]
PRSV
VDD
T[5]
T[4]
X1
X2
Ipdthevillage
Type
Ipu/O
Ipu/O
Ipu/O
Ipu/O
GND
GND
GND
GND
GND
Pwr
Pwr
Pwr
Pwr
Pwr
Pwr
Pwr
Ipu
Ipd
Ipd
Ipd
Ipd
Ipd
Ipd
Ipd
Ipd
Ipd
Ipu
Ipd
Ipd
Ipd
Ipd
O
O
O
I
I
I
I
(1)
Port
9
9
9
9
9
9
1
2
3
4
Pin Function
Factory test pin –tie high for normal operation
2.0V for core digital circuitry
LED indicator 3
LED indicator 2
LED indicator 1
LED indicator 0
MII mode select bit 1
MII mode select bit 0
Selects LED and test modes
Selects LED and test modes
Selects LED and test modes
Selects LED and test modes
Factory test pin –tie low for normal operation
Factory test pin –tie low for normal operation
Reserve 6KB buffer for priority frames
Configures programming interface for EEPROM or processor
Factory test pin –float for normal operation
F/D = normal operation (default) U = disable FEF
Reserved –floating for normal operation
Reserved -floating for normal operation
Crystal or clock input
Connect to crystal
2.0 V for phase locked loop circuit
Ground for phase locked loop circuit
Factory test pin –leave open for normal operation
Factory test pin –leave open for normal operation
2.0V for clock recovery circuit
2.0V for clock recovery circuit
Ground for clock recovery circuit
Ground for clock recovery circuit
2.0V for clock recovery circuit
2.0V for clock recovery circuit
Ground for clock recovery circuit
Ground for clock recovery circuit
Fiber signal detect
Fiber signal detect
Fiber signal detect
Fiber signal detect
2.0V for equalizer
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KS8999
KS8999