TRANSPORT PRODUCTS
VSC7980, 7981, 7982
Up to 11.3 Gb/s 3.3V: VCSEL, DML, EML Laser/Modulator Driver Family
BENEFITS:
On Chip Op-amps Provide Stability and Control Resulting in Reduced
Component Count
Small 5mm x 5mm Low-cost QFP-N Packaging Optimized for Small Footprint
Applications, Including XFP Modules.
A P P L I C AT I O N S :
SONET OC-192 and SDH STM-64 Transmission Systems
GR-253: SR, IR and LR
10 Gigabit Ethernet and 10 Gigabit Fibre Channel
IEEE802.3ae 10GBASE-SR,LR,ER
XFP MSA Transceiver Modules
XENPAK, XPAK, X2 and 300-pin MSA Transponder Modules
Supports Both APC and ERC Control Loops for Leading Edge Designs
On Chip Sourcing and Sinking Bias Current Outputs for IEC-60825 Eye Safety,
Reducing Both Circuit and Firmware Design Complexity
S P E C I F I C AT I O N S :
DATA Rate up to 11.3 Gb/s
Single-Ended Input Voltage Sensitivity: 300mV
Differential Input Voltage Sensitivity: 300mV (150mV per side)
Output Modulation Voltage Compliance 1.5 V
Minimum Output Modulation Current
- VSC7980 - 1 mA
- VSC7981 - 20 mA
- VSC7982 - 20 mA or 1V
Maximum Output Modulation Current
- VSC7980 - 15 mA
- VSC7981 - 80 mA
- VSC7982 - 2.5V or 50 mA, VCC2 = 3.3V
- VSC7982 - 3V or 60 mA, VCC2 = 5V
Power Supply Voltage +3.3 V
Minimum Ambient Temperature -40 ºC
Case Temperature -20 to +100 ºC
F E AT U R E S :
+3.3V Power Supply for Low Power
Duty Cycle, Output Modulation and Output Bias Level Controls
VSC7980: 200mW Typical Power Dissipation Including 50Ω Load
VSC7981: 800mW Typical Power Dissipation Including 25Ω Load
VSC7982: 930mW Typical Power Dissipation Including 50Ω Load
Sourcing and Sinking Bias Current Outputs
50ohm Back-terminated AC-coupled Outputs
Automatic Power Control
Support for Extinction Ratio Control
XFP-Compliant Current Disable and Faults
Built-in support for IEC-60825 Eye Safety
Small package: 5mm x 5mm 32 pin QFP-N
PB-VSC7980,81,82-001
VITESSE [ VITESSE SEMICONDUCTOR CORPORATION ]
