VITESSE
SEMICONDUCTOR CORPORATION
Preliminary Datasheet
155/622 Mhz 16 Channel PRBS
Generator and Comparator.
VSC8109
Table 12: Pin Definitions
Signal
Pin
I/O
Level
Pin Description
TCKO622N
TCKO622P
VTT
IO
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
O
O
ECL
ECL
-2V
Transmitter Clock Output
Transmitter Clock Output
PWR
N/C
N/C
PWR
O
N/C
IO
N/C
VCC
Q0
GND
ECL
ECL
GND
ECL
ECL
-2V
Data Output Bus
Data Output Bus
Q1
O
VCC
Q2
PWR
O
Data Output Bus
Data Output Bus
Q3
O
VTT
Q4
PWR
O
ECL
ECL
GND
ECL
ECL
GND
GND
ECL
ECL
GND
ECL
ECL
-2V
Data Output Bus
Data Output Bus
Q5
O
VCC
Q6
PWR
O
Data Output Bus
Data Output Bus
Q7
O
VCC
VCC
Q8
PWR
PWR
O
Data Output Bus
Data Output Bus
Q9
O
VCC
Q10
Q11
VTT
Q12
Q13
VCC
Q14
Q15
VCC
IO
PWR
O
Data Output Bus
Data Output Bus
O
PWR
O
ECL
ECL
GND
ECL
ECL
GND
N/C
Data Output Bus
Data Output Bus
O
PWR
O
Data Output Bus
Data Output Bus
O
PWR
N/C
N/C
PWR
I
IO
N/C
VTT
TCKN
TCKP
VCC
IO
-2V
ECL
ECL
GND
N/C
Transmitter Clock Input
Transmitter Clock Input
I
PWR
N/C
Page 14
VITESSE SEMICONDUCTOR CORPORATION
741 Calle Plano, Camarillo, CA 93012 • 805/388-3700 • FAX: 805/987-5896
G52207-0, Rev. 3.0
4/3/98
VITESSE [ VITESSE SEMICONDUCTOR CORPORATION ]
