AFBR-57R5AEZ Digital Diagnostic SFP, 850 nm, 4.25/2.125/1.0625 GBd, RoHS Compliant Optical Transceiver Data Sheet Description Features Fully RoHS Compliant Avagos AFBR-57R5AEZ optical transceiver supports high-speed serial links over multimode optical fiber at Diagnostic features per SFF-8472 Diagnostic signaling rates up to 4.25 Gb/s. Compliant with Small Monitoring Interface for Optical Transceivers Form Pluggable (SFP) Multi Source Agreement (MSA) Real time monitoring of: mechanical and electrical specifications for LC Duplex Transmitted optical power transceivers, ANSI Fibre Channel FC-PI, FC-PI-2 and com- Received optical power patible with IEEE 802.3 for gigabit applications. The part Laser bias current is electrically interoperable with SFP conformant devices. Temperature As an enhancement to the conventional SFP interface Supply voltage defined in SFF-8074i, the AFBR-57R5AEZ is compliant to Wide temperature and supply voltage operation SFF-8472 (digital diagnostic interface for optical trans- (-10C to 85C) (3.3 V 10%) ceivers). Using the 2-wire serial interface defined in the Transceiver specifications per SFP (SFF-8074i) Multi- SFF-8472 MSA, the AFBR-57R5AEZ provides real time Source Agree-ment and SFF-8472 (revision 9.3) temperature, supply voltage, laser bias current, laser 4.25 GBd Fibre Channel operation average output power and received input power. This for FC-PI 400-M5-SN-I and 400-M6-SN-I information is in addition to conventional SFP base data. 2.125 GBd Fibre Channel operation The digital diagnostic interface also adds the ability to for FC-PI 200-M5-SN-I and 200-M6-SN-I disable the transmitter (TX DISABLE), monitor for Trans- 1.0625 GBd Fibre Channel operation mitter Faults (TX FAULT), and monitor for Receiver Loss for FC-PI 100-M5-SN-I and 100-M6-SN-I of Signal (RX LOS). Link lengths at 4.25 GBd: Applications 150 m with 50 m MMF, 70 m with 62.5 m MMF Link lengths at 2.125 GBd: Fibre channel systems 300 m with 50 m MMF, 150 m with 62.5 m MMF Director class switches Link lengths at 1.0625 GBd: Fabric switches 500 m with 50 m MMF, 300 m with 62.5 m MMF HBA cards LC Duplex optical connector interface conforming to Disk and tape drive arrays ANSI TIA/EIA604-10 (FOCIS 10) Related Products 850 nm Vertical Cavity Surface Emitting Laser AFBR-59R5LZ: 850 nm +3.3 V LC SFF 2x7 for (VCSEL) source technology 4.25/2.125/1.0625 GBd Fibre Channel IEC 60825-1 Class 1/CDRH Class 1 laser eye safe Compatible with Gigabit Ethernet Enhanced EMI performance for high port density applications Patent - www.avagotech.com/patents AFBR-57R5AEZ 850nm LASER PROD 21CRF(J) CLASS1 SINGAPORE 0446 PPOC-4102-DIn2 SN: AJ0446CD1CInstallation Compliance Prediction The AFBR-57R5AEZ 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 host equipment operating status. The AFBR-57R5AEZ is environmental requirements. AFBR-57R5AEZ devices hot-pluggable, allowing the module to be installed while provide real-time access to transceiver internal supply the host system is operating and on-line. Upon insertion, voltage and temperature, allowing a host to identify po- the transceiver housing makes initial contact with the tential component compliance issues. Received optical host board SFP cage, mitigating potential damage due power is also available to assess compliance of a cable to Electro-Static Discharge (ESD). plant and remote transmitter. When operating out of re- quirements, the link cannot guarantee error free trans- Digital Diagnostic Interface and Serial Identification mission. The 2-wire serial interface is based on ATMEL AT24C01A Fault Isolation series EEPROM protocol and signaling detail. Conven- tional EEPROM memory, bytes 0-255 at memory address The fault isolation feature allows a host to quickly pin- 0xA0, is organized in compliance with SFF-8074i. New point the location of a link failure, minimizing downtime. digital diag nostic information, bytes 0-255 at memory For optical links, the ability to identify a fault at a local address 0xA2, is compliant to SFF-8472. The new diag- device, remote device or cable plant is crucial to speed- nostic information provides the opportunity for Predic- ing service of an installation. AFBR-57R5AEZ real-time tive Failure Identification, Com pliance Prediction, Fault monitors of Tx Bias, Tx Power, Vcc, Temperature and Isolation and Component Monitoring. Rx Power can be used to assess local transceiver current operating conditions. In addition, status flags Tx Disable The I2C accessible memory page address 0xB0 is used and Rx Loss of Signal (LOS) are mirrored in memory and internally by SFP for the test and diagnostic purposes available via the two-wire serial interface. and it is reserved. Component Monitoring Predictive Failure Identification Component evaluation is a more casual use of the AF- The AFBR-57R5AEZ predictive failure feature allows a BR-57R5AEZ real-time monitors of Tx Bias, Tx Power, host to identify potential link problems before system Vcc, Temperature and Rx Power. Potential uses are as performance is impacted. Prior identification of link debugging aids for system installation and design, and problems enables a host to service an application via transceiver parametric evaluation for factory or field fail over to a redundant link or replace a suspect qualification. For example, temperature per module can device, maintaining system uptime in the process. For be observed in high density applications to facilitate applications where ultra-high system uptime is required, thermal evaluation of blades, PCI cards and systems. a digital SFP provides a means to monitor two real-time laser metrics asso ciated with observing laser degrada- tion and predicting failure: average laser bias current (Tx Bias) and average laser optical power (Tx Power). 2