Micrel, Inc.
KS8995MA/FQ
Pin Description − By Name
Pin Number
39
38
124
42
44
2
16
30
6
12
21
27
34
40
120
127
126
49
88
116
58
76
99
17
106
105
104
103
102
101
98
Pin Name
FXSD4
FXSD3/FXSD5
GNDA
GNDA
GNDA
GNDA
GNDA
GNDA
GNDA
GNDA
GNDA
GNDA
GNDA
GNDA
NC
GNDA
GNDA
GNDD
GNDD
GNDD
GNDD
GNDD
GNDD
ISET
LED1-0
LED1-1
LED1-2
LED2-0
LED2-1
LED2-2
LED3-0
Type(1)
I
I
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
NC
GND
GND
GND
GND
GND
GND
GND
GND
Ipu/O
Ipu/O
Ipu/O
Ipu/O
Ipu/O
Ipu/O
Ipu/O
Port
4
3/5
1
1
1
2
2
2
3
Pin Function
Fiber signal detect/Factory test pin.
Fiber signal detect/Factory test pin for FQ port 3 or MA port 5
Analog ground.
Analog ground.
Analog ground.
Analog ground.
Analog ground.
Analog ground.
Analog ground.
Analog ground.
Analog ground.
Analog ground.
Analog ground.
Analog ground.
No connect.
Analog ground.
Analog ground.
Digital ground.
Digital ground.
Digital ground.
Digital ground.
Digital ground.
Digital ground.
Set physical transmit output current. Pull-down with a 3.01kΩ1% resistor.
LED indicator 0.
LED indicator 1.
LED indicator 2.
LED indicator 0.
LED indicator 1.
LED indicator 2.
LED indicator 0.
Note:
1.
P = Power supply.
I = Input.
O = Output.
I/O = Bidirectional.
GND = Ground.
Ipu = Input w/internal pull-up.
Ipd = Input 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.
NC = No connect.
October 2011
20
M9999-102611-3.0