VITESSE
SEMICONDUCTOR CORPORATION
Preliminary Datasheet
VSC8109
DC Characteristics
Table 9: Single Ended ECL Inputs and Outputs
Parameter
Description
Output HIGH voltage
Output LOW voltage
Input HIGH voltage
Input LOW voltage
Input HIGH current
Input LOW current
155/622 Mhz 16 Channel PRBS
Generator and Comparator.
Min
-1020
-2000
-1165
-2000
-
-50
Typ
-
-
-
-
-
-
Max
-700
-1620
-700
-1475
200
-
Units
mV
mV
mV
mV
uA
uA
Conditions
V
OH
V
OL
V
IH
V
IL
I
IH
I
IL
V
IN
= V
IH
(max)
V
IN
= V
IL
(min)
Table 10: Differential ECL Input and Output Ratings
Parameter
Description
Input Voltage Differential
Output Voltage Differential
Common mode voltage
Input HIGH current
Input LOW current
Min
200
600
-1500
-
-50
Typ
-
Max
-
1300
Units
mV
mV
mV
uA
uA
Conditions
Required for full output
swing
Common mode range
required for full output
swing with V
DIFFIN
applied.
V
IN
= V
IH
(max)
V
IN
= V
IL
(min)
V
DIFFIN
V
DIFFOUT
V
CM
I
IH
I
IL
-
-
-
-500
200
Table 11: Power Supply Currents (-2.1V Supply, Outputs Open)
Parameter
I
TT
P
D
Power supply current from V
TT
Power dissipation
Description
(Max)
2950
6.2
Units
mA
W
G52207-0, Rev. 3.0
4/3/98
©
VITESSE
SEMICONDUCTOR CORPORATION
741 Calle Plano, Camarillo, CA 93012 • 805/388-3700 • FAX: 805/987-5896
Page 9
VITESSE [ VITESSE SEMICONDUCTOR CORPORATION ]
