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VITESSE
Preliminary Data Sheet
VSC7937
Single Supply 2.5Gb/s Voltage Driver
G52200-0, Rev 3.0
03/05/01
Page 3
VITESSE
SEMICONDUCTOR CORPORATION
741 Calle Plano
Camarillo, CA 93012
Tel: (800) VITESSE
FAX: (805) 987-5896
Email: prodinfo@vitesse.com
Internet: www.vitesse.com
Table 3: Power Dissipation
Table 4: Package Thermal Specifications
Table 5: MUX Select Logic Table
Absolute Maximum Ratings
(1)
Power Supply Voltage (V
SS
) ............................................................................................................. V
CC
to -6.0V
Operating Junction Temperature Range (T
J
)............................................................................... -55
°
C to +125
°
C
Storage Temperature Range (T
S
).................................................................................................-65
°
C to +150
°
C
NOTE: (1) CAUTION: Stresses listed under “Absolute Maximum Ratings” may be applied to devices one at a time without caus-
ing permanent damage. Functionality at or above the values listed is not implied. Exposure to these values for extended
periods may affect device reliability.
Recommended Operating Conditions
Positive Voltage Rail (GND)..............................................................................................................................0V
Negative Voltage Rail (V
SS
)..........................................................................................................................-5.2V
Operational Case Temperature Range (T
C
)
(1)
............................................................................... -40
°
C to +85
°
C
NOTE:(1) Lower limit of specification is ambient temperature and upper limit is case temperature
Symbol
Parameter
Min
Typ
Max
Units
Conditions
I
SS
Power Supply Current (V
SS
)
—
—
-
120
mA
V
SS
= -5.5V, I
MOD
=
I
BIAS
= 0mA
V
SS
= -5.5V, I
MOD
=
I
BIAS
= 0 mA
P
D
Total Power Dissipation
—
—
700
mW
Symbol
Parameter
Min
Typ
Max
Units
Conditions
θ
JCC
θ
JCP
Thermal Resistance from Junction to Case
Thermal Resistance from Junction to Case
—
—
25
15
—
—
°
C/W
°
C/W
Ceramic Package
Plastic Package
Symbol
Rating
VSS
GND
NC
Clocked Data In
Non-clocked Data In
Non-clocked Data In