VSC7958CC datasheet(3/8 Pages) VITESSE

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VITESSE

SEMICONDUCTOR CORPORATION

Preliminary Data Sheet

VSC7958

2.5Gb/s High Speed Limiting Post Amplifier

for OC-48/SDH-16 Applications

G52184-0, Rev 3.0

Page 3

05/14/01

Tel: (800) VITESSE • FAX: (805) 987-5896 • Email: prodinfo@vitesse.com

Internet: www.vitesse.com

Figure 1: Typical Output Voltage vs. Input Voltage of Limiting Amplifier

Absolute Maximum Ratings (1) (at T

A = 25°C unless otherwise specified)

Power Supply Voltage (VSS) ...............................................................................................................-7V to -0.5V

Power Dissipation.............................................................................................................................................. 1W

All Pins ................................................................................................................................................VSS to + .5V

(VREF+) - (VIN+): .......................................................................................................................................... ±2V

(VREF-) - (VIN-): ........................................................................................................................................... ±2V

Storage Temperature Range (TSTG)................................................................................................ -40°C to 125°C

Operating Temperature Range............................................................................................................0°C to 100°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

Case Temperature Range (TC)..............................................................................................................0°C to 85°C

Negative Voltage Rail (VSS) .............................................................................................................-5.5V to -4.7V

Bit Rate = 2.488Gb/s NRZ and data pattern = 2

23 -1 PRBS, unless otherwise specified.

1000

100

Single-Ended Input Voltage (mV)

Output Voltage vs. Input Voltage

100

260

500

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