F-tone Networks provides customers with various models of optical communication and video/audio transmission optical transceivers. The wavelengths of the optical transceivers cover the range from 800nm to 1600nm. The available fiber optic types for customers to choose from include single-mode and multi-mode, along with interfaces such as LC, SC, and MPO.F-tone Networks has optical device and optical transceiver production workshops as well as an R&D team. Our advantage lies in the self-supply of core components, which enables low-cost production while achieving higher efficiency in matching transceiver manufacturing. This technology can effectively shorten the production time and provide customers with faster and lower-cost solutions for various customized needs.

Features
● Supports 8.5Gb/s to 11.3Gb/s
● 850nm VCSEL laser
● LC duplex interface
● Up to 300m over MMF OM3 link
● Operating voltage: +3.3V
● Operating power consumption: <1W
● Compatible with SFF-8472, SFF-8431, SFF-8432 and IEEE 802.3ae protocols
● Operating temperature: -40°C~85°C
● RoHS lead-free certification

Applications
● 10GBASE-SR/SW Ethernet
● 10G Fibre Channel
● SDH/SONET

Brief Description
F-tone Networks' FTVF-851X-02DIxx is a compact camera-specific customized optical transceiver designed for 10G multi-rate links. It complies with the SFF-8472, SFF-8431, SFF-8432, and 10GBASE-LRM standards, and supports 4x, 8x, and 10x Fibre Channel. It features the Digital Diagnostic Monitoring (DDM) function as defined by SFF-8472 and meets the 2011/65/EU RoHS standard. Equipped with a high-performance 850nm VCSEL transmitter and a high-sensitivity PIN receiver, it delivers excellent performance in Ethernet applications over MMF OM3 links up to 300m.

Electrical characteristics (Condition: Ta=TOP)

Notes:
1. Connect directly to the TX data input pin, with AC coupling from the pin to the laser driver IC.
2. SFF - 8431 Rev 3.0
3. 20% - 80%

Optical characteristics (Condition: Ta=TOP)

Notes:
1. The average optical power is for reference only (IEEE802.3ae).
2. The sensitivity test complies with the protocol IEEE802.3ae.
3. The received overload power is expressed using OMA.

Pin definition

Notes:
1. The module grounding pin shall be isolated from the module housing.
2. C2CK and C2D shall not be pulled low simultaneously.

EEPROM Information of SFP Module
The product features the Digital Diagnostic Monitoring (DDM) function as defined by SFF-8472, with A0/A2 information accessible via the I2C interface. The memory table is shown in Table 1. For more detailed information, please refer to the SFF-8472 protocol.
Table 1. Memory Table

Recommended Circuitry

Motherboard Schematic Diagram
High-Speed Interface Schematic Diagram

Structural Components

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注：本产品有全国产化型号可选

Important Notice

Performance figures, data and any illustrative material provided in this data sheet are typical and must be specifically confirmed in writing by F-tone Networks before they become applicable to any particular order or contract. In accordance with the F-tone Networks policy of continuous improvement specifications may change without notice.

The publication of information in this data sheet does not imply freedom from patent or other protective rights of F-tone Networks or others. Further details are available from any F-tone Networks sales representative.