VITESSE
SEMICONDUCTOR CORPORATION
Data Sheet
2.488GHz SONET/SDH
Clock Generator
VSC8121
Absolute Maximum Ratings(1)
Power Supply Voltage (VCC) Potential to GND ............................................................................-0.5 V to +4.0 V
TTL Input Voltage Applied ..........................................................................................................-0.5 V to + 5.5V
Output Current (IOUT) ................................................................................................................................... 50 mA
Case Temperature Under Bias (TC)................................................................................................ -55o to + 125oC
Storage Temperature (TSTG) ........................................................................................................... -65o to + 150oC
NOTE: (1) Caution: Stresses listed under “Absolute Maximum Ratings” may be applied to devices one at a time without causing perma-
nent damage. Functionality at or exceeding the values listed is not implied. Exposure to these values for extended periods may
affect device reliability.
Recommended Operating Conditions
Power Supply Voltage (VCC) .................................................................................................................+3.3V ±5%
Commercial Operating Temperature Range(1) (T)............................................................................... 0oC to 85oC
NOTE: (1) Lower limit of specification is ambient temperature and upper limit is case temperature.
ESD Ratings
Proper ESD procedures should be used when handling this product. The VSC8121 is rated to the following
ESD voltages based on the human body model:
1. All pins are rated at or above 1500V.
Note: If used single-ended, the unused output should be terminated.
G52163-0, Rev 4.2
04/16/01
Page 7
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