QSFP+ transceiver modules are designed for use in 40 Gigabit Ethernet links over duplex multimode fiber. They are compliant with the QSFP+ MSA and represent a multimode adaptation of IEEE 802.3ba 40GBASE-LR4 referred to as LM4. Digital diagnostics functions are available via an I2C interface, as specified by the QSFP+ MSA. The optical transceiver is RoHS compliant as described in Application Note AN-2038.

Features
● Hot-pluggable QSFP+ form factor
● Operates over duplex multimode fiber with dual LC receptacles
● Supports 41.2 Gb/s aggregate bit rate
● Power dissipation <3.5W
● Commercial operating case temperature range 0°C to 70°C
● Maximum link length of 140m on OM3 and 160m on OM4
● Uncooled 4x10Gb/s CWDM transmitter
● XLPPI electrical interface
● Built-in digital diagnostic functions, including Tx/Rx power monitoring
● RoHS compliant

Applications
● 40G Ethernet over MMF

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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.

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