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Avago Technologies
125 Megabaud Versatile Link

125 Megabaud Versatile Link

Product catalog summary

Overview: The HFBR-0507Z Series, including HFBR-15X7Z Transmitters and HFBR-25X6Z Receivers, provides a flexible fiber optic solution for data transmission at rates from 1 to 125 Megabaud over distances up to 100 meters. These components are compatible with both plastic optical fiber and large core silica fiber, offering high voltage isolation and cost-effective data links.

Features:

RoHS-compliant
Data transmission up to 125 MBd over 100 meters
Compatible with plastic and silica fibers
High voltage isolation
Interlocking feature for single or duplex links

Applications:

Intra-system links (board-to-board, rack-to-rack)
Telecommunications switching systems
Computer-to-peripheral data links
Industrial control
Proprietary LANs
Digitized video and medical instruments

Technical Specifications:

Operating temperature: 0 to 70°C
Supply voltage: 4.75 to 5.25 V
Data input voltage: Low (VCC -1.89 to VCC -1.62 V), High (VCC -1.06 to VCC -0.70 V)
Signaling rate: 1 to 125 MBd
Duty cycle: 40 to 60%

Performance:

Optical power budget for 1 mm POF: 11 to 16 dB
Link distance with standard POF: 20 to 27 meters
Link distance with low loss POF: 25 to 32 meters
Optical power budget for 200 µm HCS: 7 to 12 dB
Link distance with HCS cable: 100 to 125 meters

Transmitter and Receiver Characteristics:

HFBR-15X7Z Transmitter: High power 650 nm LED, suitable for 1 mm POF and 200 µm HCS
HFBR-25X6Z Receiver: High bandwidth analog receiver with PIN photodiode and transimpedance amplifier

Safety and Handling:

Warning: Optical port may expose the eye beyond maximum permissible exposure under certain conditions
Caution: Susceptible to electrostatic discharge (ESD); handle with care

Figures and Diagrams:

Figure 1: Transmitter and receiver application circuit
Figure 2: Recommended power supply filter and signal terminations
Figure 3: Average modulated power
Figure 4: Optical power budget vs. data rate

Additional Specifications for HFBR-25X6Z Receivers:

Operating Temperature: 0 to +70°C
Storage Temperature: -40 to +75°C
Supply Voltage: -0.5 to 6.0 V
Output Current: 25 mA
Electrical Bandwidth: 65 to 125 MHz
AC Responsivity for 1 mm POF: 1.7 to 6.5 mV/µW
AC Responsivity for 200 µm HCS: 4.5 to 11.5 mV/µW

Procedures and Recommendations:

Handle with care to prevent electrostatic discharge (ESD) damage.
Use a filtered power supply to minimize noise.
Connect pins 5 and 8 to ground to reduce electrical noise coupling.

Performance Characteristics:

RMS Output Noise: 0.46 to 0.69 mVRMS
Peak Input Optical Power for 1 mm POF: -5.8 dBm (5 ns PWD), -6.4 dBm (2 ns PWD)
Peak Input Optical Power for 200 µm HCS: -8.8 dBm (5 ns PWD), -9.4 dBm (2 ns PWD)
Electrical Rise and Fall Time: 3.3 to 6.3 ns
Pulse Width Distortion: 0.4 to 1.0 ns

Mechanical Dimensions: The document includes detailed mechanical dimensions for both horizontal and vertical module configurations, with measurements provided in millimeters and inches.

Figures and Diagrams: The document contains several figures illustrating recommended power supply filter circuits, simplified receiver schematics, and typical performance graphs such as pulse width distortion vs. peak input power and output spectral noise density vs. frequency.

Additional Notes:

Ensure proper data encoding and error detection to prevent false triggering due to electrical noise.
Refer to Application Note 1066 for detailed interface circuit recommendations.

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.

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