KS8999_11 MICREL [Micrel Semiconductor], KS8999_11 Datasheet - Page 8

• 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 Description
Pin Number
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
1
2
3
4
5
6
7
8
9
Pin Name
GND-ISO
GND-ISO
GND-ISO
VDD_RX
GND_RX
GND_RX
VDD_RX
GND_TX
GND_TX
GND_RX
VDD_RX
VDD_RX
GND_RX
GND_TX
GND_TX
VDD_TX
VDD_TX
VDD_TX
VDD_TX
RXM[3]
AOUT2
DOUT2
RXM[4]
RXM[5]
TXM[3]
TXM[4]
TXM[5]
RXP[3]
TXP[3]
TXP[4]
RXP[4]
RXP[5]
TXP[5]
QH[5]
QH[4]
QH[3]
QH[2]
ISET
Type
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
Opd
Opd
Opd
Opd
Pwr
Pwr
Pwr
Pwr
Pwr
Pwr
Pwr
Pwr
O
O
O
O
O
O
O
O
I
I
I
I
I
I
(1)
Port
3
3
3
3
4
4
4
4
5
5
5
5
Pin Function
2.0V for equalizer
Ground for equalizer
Ground for equalizer
2.0V for equalizer
Physical receive signal + (differential)
Physical receive signal - (differential)
Factory test output
Factory test output
Physical transmit signal + (differential)
Physical transmit signal - (differential)
Factory test pin –leave open for normal operation
Factory test pin –leave open for normal operation
Factory test pin –leave open for normal operation
Factory test pin –leave open for normal operation
Ground for transmit circuitry
2.0V for transmit circuitry
2.0V for transmit circuitry
Analog ground
Physical transmit signal + (differential)
Physical transmit signal - (differential)
Ground for transmit circuitry
Physical receive signal + (differential)
Physical receive signal - (differential)
Ground for equalizer
2.0V for equalizer
Set physical transmit output current
Analog ground
2.0V for equalizer
Ground for equalizer
Physical receive signal + (differential)
Physical receive signal - (differential)
Ground for transmit circuitry
Physical transmit signal + (differential)
Physical transmit signal - (differential)
Analog ground
2.0V for transmit circuitry
2.0V for transmit circuitry
Ground for transmit circuitry
8
KS8999
KS8999