參數資料
| 型號： | KS8999I |
| 廠商： | Micrel Inc |
| 文件頁數： | 3/52頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC SWITCH 9-PORT 10/100 208-PQFP |
| 標準包裝： | 100 |
| 系列： | * |
| 類型： | * |
| 應用： | * |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 208-MQFP，208-PQFP |
| 供應商設備封裝： | 208-PQFP（28x28） |
| 包裝： | 散裝 |
| 配用： | 576-1023-ND - BOARD EVAL EXPERIMENT FOR KS8999 |
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January 2005
11
KS8999
Micrel
Pin Number
Pin Name
Type(Note 1)
Port
Pin Function
140
LED[5][0]
Ipu/O
5
LED indicator 0
141
LED[6][3]
Ipu/O
6
LED indicator 3
142
LED[6][2]
Ipu/O
6
LED indicator 2
143
LED[6][1]
Ipu/O
6
LED indicator 1
144
LED[6][0]
Ipu/O
6
LED indicator 0
145
LED[7][3]
Ipu/O
7
LED indicator 3
146
LED[7][2]
Ipu/O
7
LED indicator 2
147
LED[7][1]
Ipu/O
7
LED indicator 1
148
VDD-IO
Pwr
2.0V, 2.5V or 3.3V for I/O circuitry
149
LED[7][0]
Ipu/O
7
LED indicator 0
150
LED[8][3]
Ipu/O
8
LED indicator 3
151
LED[8][2]
Ipu/O
8
LED indicator 2
152
LED[8][1]
Ipu/O
8
LED indicator 1
153
LED[8][0]
Ipu/O
8
LED indicator 0
154
GND
Ground for digital circuitry
155
GND
Ground for digital circuitry
156
IO_SWM
Ipu
Factory test pin – tie high for normal operation
157
VDD
Pwr
2.0V for core digital circuitry
158
LED[9][3]
Ipu/O
9
LED indicator 3
159
LED[9][2]
Ipu/O
9
LED indicator 2
160
LED[9][1]
Ipu/O
9
LED indicator 1
161
LED[9][0]
Ipu/O
9
LED indicator 0
162
MIIS[1]
Ipd
9
MII mode select bit 1
163
MIIS[0]
Ipd
9
MII mode select bit 0
164
MODESEL[3]
Ipd
Selects LED and test modes
165
MODESEL[2]
Ipd
Selects LED and test modes
166
MODESEL[1]
Ipd
Selects LED and test modes
167
MODESEL[0]
Ipd
Selects LED and test modes
168
TESTEN
Ipd
Factory test pin – tie low for normal operation
169
SCANEN
Ipd
Factory test pin – tie low for normal operation
170
PRSV
Ipd
Reserve 6KB buffer for priority frames
171
CFGMODE
Ipu
Configures programming interface for EEPROM or processor
172
T[5]
I
Factory test pin – float for normal operation
173
T[4]
Ipdthevillage
F/D = normal operation (default)
U
= disable FEF
174
Reserve
I
Reserved – floating for normal operation
Note 1.
Pwr = power supply
GND = ground
I = input
O = output
I/O = bi-directional
Ipu = input w/ internal pull-up
Ipd = input w/ internal pull-down
Opu = output w/ internal pull-up
Opd = output w/ internal pull-down
Ipd/O = input w/ internal pull-down during reset, output pin otherwise
Ipu/O = input w/ internal pull-up during reset, output pin otherwise
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