VSC7990(2001) Просмотр технического описания (PDF) - Vitesse Semiconductor
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VSC7990 Datasheet PDF : 10 Pages
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VITESSE
SEMICONDUCTOR CORPORATION
Advance Product Information
VSC7990
Table 5: MUX Select Logic Table
SEL
VSS
GND (VDD)
N/C
Mode Select
Clocked Data In
Unclocked Data In
Unclocked Data In
Table 6: MOD_EN Logic Table
SEL
VSS
GND (VDD)
Mode Select
Modulation Current Enabled
Modulation Current Disabled
SONET/SDH 10.7Gb/s
Laser Diode Driver
Absolute Maximum Ratings(1)
Negative Power Supply Voltage (VSS)........................................................................................................... -6.0V
All Pins ..............................................................................................................................................VSS to + 0.5V
Supply Voltage (VSS) ..................................................................................................................................... -6.0V
Supply Current (ISS) .................................................................................................................................... 300mA
Input Voltage (VIN).............................................................................................................................VSS to +0.5V
Modulation Control Voltage (VIP)......................................................................................................VSS to +0.5V
Maximum Junction Temperature Range ...................................................................................... -55°C to +125°C
Storage Temperature Range ......................................................................................................... -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, VDD)..................................................................................................................... 0V
Negative Voltage Rail (VSS).............................................................................................................-5.5V to -4.9V
Junction Temperature Operating Range (TJ)................................................................................... 0°C to +125°C
G52303-0, Rev 2.2
04/05/01
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Tel: (800) VITESSE • FAX: (805) 987-5896 • Email: prodinfo@vitesse.com
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