AFBR-57L5APZ RoHS Compliant Digital Diagnostic SFP, 850 nm, 1.0625 and 1.25 GBd Ethernet, Optical Transceiver Data Sheet Description Features Avagos AFBR-57L5APZ optical transceiver supports high- Fully RoHS Compliant speed serial links over multimode optical fiber at signaling Diagnostic features per SFF-8472 Diagnostic Monitor- rates up to 1.0625 Gb/s. Compliant with Small Form ing Interface for Optical Transceivers Pluggable (SFP) Multi Source Agreement (MSA) mechani- Real time monitoring of: cal and electrical specifications for LC Duplex transceiv - Transmitted optical power ers, ANSI Fibre Channel FC-PI, FC-PI-2 and compliant with IEEE 802.3 for gigabit applications. The part is electrically Received optical power interoperable with SFP conformant devices. Laser bias current Temperature As an enhancement to the conventional SFP interface defined in SFF-8074i, the AFBR-57L5APZ is compliant to Supply voltage SFF-8472 (digital diagnostic interface for optical trans- Wide temperature and supply voltage operation ceivers). Using the 2-wire serial interface defined in the (10C to 85C) (3.3 V 10%) SFF-8472 MSA, the AFBR-57L5APZ provides real time tem- Transceiver specifications per SFP (SFF-8074i) Multi- perature, supply voltage, laser bias current, laser average Source Agreement and SFF-8472 (revision 9.3) output power and received input power. This information 1.0625 GBd Fibre Channel operation for FC-PI is in addition to conventional SFP base data. The digital 100-M5-SN-I and 100-M6-SN-I diagnostic interface also adds the ability to disable the transmitter (TX DISABLE), monitor for Transmitter Faults 1.25 GBd operation for IEEE 802.3 Gigabit Ethernet (TX FAULT), and monitor for Receiver Loss of Signal 1000Base-SX (RX LOS). Link lengths at 1.0625 GBd: 500 m with 50 m MMF, 300 m with 62.5 m MMF Related Products Link lengths at 1.25 GBd: AFBR-59R5LZ: 850 nm +3.3 V LC SFF 2x7 for 2 to 550 m with 50 m MMF, 2 to 275 m with 62.5 m 4.25/2.125/1.0625 GBd Fibre Channel MMF AFBR-57R5APZ: 850 nm +3.3 V LC SFP for LC Duplex optical connector interface conforming to 4.25/2.125/1.0625 GBd Fibre Channel ANSI TIA/EIA604-10 (FOCIS 10A) 850 nm Vertical Cavity Surface Emitting Laser (VCSEL) source technology IEC 60825-1 Class 1/CDRH Class 1 laser eye safe Applications Fibre channel systems Director class switches Fabric switches HBA cards Disk and tape drive arrays Patent - www.avagotech.com/patents Installation Compliance Prediction The AFBR-57L5APZ can be installed in any SFF-8074i Compliance prediction is the ability to determine if an compliant Small Form Pluggable (SFP) port regardless of optical transceiver is operating within its operating and en- host equipment operating status. The AFBR-57L5APZ is vironmental requirements. AFBR-57L5APZ devices provide hot-pluggable, allowing the module to be installed while real-time access to transceiver internal supply voltage the host system is operating and on-line. Upon insertion, and temperature, allowing a host to identify potential the transceiver housing makes initial contact with the component compliance issues. Received optical power is host board SFP cage, mitigating potential damage due to also available to assess compliance of a cable plant and Electro-Static Discharge (ESD). remote transmitter. When operating out of requirements, the link cannot guarantee error free transmission. Digital Diagnostic Interface and Serial Identification Fault Isolation The 2-wire serial interface is based on ATMEL AT24C01A series EEPROM protocol and signaling detail. Conventional The fault isolation feature allows a host to quickly pinpoint EEPROM memory, bytes 0-255 at memory address 0xA0, the location of a link failure, minimizing downtime. For is organized in compliance with SFF-8074i. New digital optical links, the ability to identify a fault at a local device, diag nostic information, bytes 0-255 at memory address remote device or cable plant is crucial to speeding service 0xA2, is compliant to SFF-8472. The new diagnostic in- of an installation. AFBR-57L5APZ real-time monitors of formation provides the opportunity for Predictive Failure Tx Bias, Tx Power, Vcc, Temperature and Rx Power can be Identification, Com pliance Prediction, Fault Isolation and used to assess local transceiver current operating condi- Component Monitoring. tions. In addition, status flags Tx Disable and Rx Loss of Signal (LOS) are mirrored in memory and available via the Predictive Failure Identification two-wire serial interface. The AFBR-57L5APZ predictive failure feature allows a host Component Monitoring to identify potential link problems before system perfor- mance is impacted. Prior identification of link problems Component evaluation is a more casual use of the enables a host to service an application via fail over to AFBR-57L5APZ real-time monitors of Tx Bias, Tx Power, a redundant link or replace a suspect device, maintain- Vcc, Temperature and Rx Power. Potential uses are as ing system uptime in the process. For applications where debugging aids for system installation and design, and ultra-high system uptime is required, a digital SFP provides transceiver parametric evaluation for factory or field qual - a means to monitor two real-time laser metrics associa ted ification. For example, temperature per module can be with observing laser degradation and predicting failure: observed in high density applications to facilitate thermal average laser bias current (Tx Bias) and average laser evaluation of blades, PCI cards and systems. optical power (Tx Power). 2