VSC7964 Datasheet, PDF (1/2 Pages) Vitesse Semiconductor Corporation – 1/2/4 Gbps Integrated VCSEL Driver and Limiting Amplifier

TRANSPORT PRODUCTS
VSC7964
1/2/4 Gbps Integrated VCSEL Driver and Limiting Amplifier
APPLICATION DIAGRAM:
VCSEL
VSC7977
Receiver
VSC7964
Limiting
Amplifier
and
VCSEL
Driver
Micro
Controller
Tx
Controls/Faults
Two-wire
interface
Rx
FEATURES:
Rate Selection
Optical Power Monitor
Dynamic Negative Peaking Control
BENEFITS:
Allows the User to Optimize the Bandwidth of the Limiting Amplifier and TIA for a
Given Data Rate, Improving the Optical Input Sensitivity at Lower Data Rates, and
Provides Superior Interoperability with Legacy Optical Devices
Automatically Adjust Bias Current, Ensuring a Constant Average Optical Power on
Temperature and Time
Adjustable Negative Peaking Control to Improve VCSEL Edge Speed
Digital Programming Interface
Enables the Micro-controller to Directly Read and Write the the VSC7964 Registers,
Allowing for Expanded Device Control and Enhanced Fault Coverage
Integrated Digital to Analog Converters (DACs) and Temp Sensor Eliminates the Need for External Components Saving Board Space and Simflifying
the Layous
Built-in Support for IEC-60825 Eye Safety
Extended Operating Temperature
Enables the Customer to Meet the International Electrotechnical Commission (IEC)
Safety of Optical Fibre Communication Systems Eye Safety Epecifications.
Support Industrial Temperature Applications
SPECIFICATIONS:
Supported Data Rates: 1Gbps to 4.25Gbps
Transmitter and Receiver Rise/Fall Time: 40ps
Modulation Current: 2mA to 15mA
Supply Voltage: 3.3V
Operating Temperature Range from -40C to 100C (Case)
SFP/SFF-8472 Compliant Disable and Faults
APPLICATIONS:
Gigabit Ethernet Transceivers
Fibre Channel Transceivers (1x, 2x and 4x)
Infiniband Transceivers
PB-VSC7964-001