Digital Diagnostic SFP, 850nm 3.072/2.4576 Gb/s, RoHS OBSAI/CPRI Compa

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Digital Diagnostic SFP, 850nm 3.072/2.4576 Gb/s, RoHS OBSAI/CPRI Compa

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AFBR-57J5APZ
Digital Diagnostic SFP, 850nm 3.072/2.4576 Gb/s, RoHS OBSAI/CPRI Compatible Optical Transceiver
Avago's AFBR-57J5APZ optical transceiver supports high speed serial links over multimode optical fiber signaling rates 3.7Gb/s wireless base station applications involving OBSAI CPRI protocols, well related applications. transceiver compliant with Small Form Pluggable (SFP) multi-source agreements INF8074 SFF-8472 mechanical electrical specifications FOCIS/IEC specifications optical duplex connectors. enhancement conventional interfaced defined INF-8074, AFBR-57J5APZ compliant SFF-8472 (Digital Diagnostic Interface Optical Transceivers). Using 2-wire serial interface defined SFF8472, transceiver provides real time temperature, supply voltage, laser bias current, laser average output power received input power. This information addition conventional base data. digital diagnostic interface also adds ability disable transmitter monitor status transmitter fault receiver loss signal.
Features
Fully RoHS Compliant Diagnostic Features SFF-8472 "Diagnostic Monitoring Interface Optical Transceivers" Real time monitors Transmitted Optical Power Received Optical Power Laser Bias Current Temperature Supply Voltage Industrial Temperature Supply Voltage Operation (-40°C 85°C) (3.3V 10%) Transceiver Specifications (INF-8074) SFF8472 (revision 9.6) 300m with Gb/s 400m with OBSAI 3.072 Gb/s 500m with CPRI 2.457 Gb/s Duplex optical connector interface conforming ANSI TIA/EIA604-10 (FOCIS 10A) 850nm Vertical Cavity Surface Emitting Laser (VCSEL) Source Technology 60825-1 Class 1/CDRH Class laser safe Compatible with Fibre Channel Gigabit Ethernet applications
Related Products
AFBR-57R5AEZ: 850nm +3.3V 4.25/2.125/ 1.0625 Fibre Channel AFBR-57R6AEZ: 850nm +3.3V 4.25/2.125/ 1.25/1.0625 Fibre Channel Ethernet with Rate_Select AFBR-59R5LZ: 850nm +3.3V 4.25/2.125/ 1.0625 Fibre Channel AFBR-57D5APZ: 850nm +3.3V 8.5/4.25/ 2.125 Fibre Channel
Applications
Wireless cellular base station system interconnect OBSAI rates 3.072 Gb/s, 1.536 Gb/s, 0.768 Gb/s CPRI rates 2.4576 Gb/s, 1.2288 Gb/s, 0.6144 Gb/s
Digital Diagnostic Interface Serial Identification
2-wire serial interface based ATMEL AT24C01A series EEPROM protocol signaling detail. Conventional EEPROM memory, bytes 0-255 memory address 0xA0, organized compliance with INF-8074. digital diagnostic information, bytes 0-255 memory address 0xA2, compliant SFF-8472. diagnostic information provides opportunity Predictive Failure Identification, Compliance Prediction, Fault Isolation Component Monitoring. contents A2h, byte 110, logic OR'd with hardware Tx_Disable (pin control transmitter operation.
Transmit Fault (Tx_Fault)
catastrophic laser fault will activate transmitter signal, TX_FAULT, disable laser. This signal open collector output (pull-up required host board). signal indicates normal laser operation high signal indicates fault. TX_FAULT will latched high when laser fault occurs cleared toggling TX_DISABLE input power cycling transceiver. transmitter fault condition also monitored two-wire serial interface (address byte 110,
Transmitter Section
transmitter section includes consists Transmitter Optical SubAssembly (TOSA) laser driver circuitry. TOSA, containing 850nm VCSEL (Vertical Cavity Surface Emitting Laser) light source, located optical interface mates with optical connector. TOSA driven custom which uses incoming differential high speed logic signal modulate laser diode driver current. This laser driver circuit regulates optical power constant level provided incoming data pattern balanced (8B/10B code, example).
Safety Circuit
AFBR-57J5APZ provides Class (single fault tolerant) safety design been tested compliance with requirements listed Table safety circuit continuously monitors optical output power level will disable transmitter upon detecting unsafe condition beyond scope Class certification. Such unsafe conditions inputs from host board (Vcc fluctuation, unbalanced code) fault within transceiver.
Transmit Disable (Tx_Disable)
AFBR-57J5APZ accepts CMOS compatible transmit disable control signal input (pin which shuts down transmitter optical output. high signal implements this function while signal allows normal transceiver operation. event fault (e.g. safety circuit activated), cycling this control signal resets module depicted Figure internal pull resistor disables transceiver transmitter until host pulls input low. Host systems should allow 10ms interval between successive assertions this control signal. Tx_Disable also asserted twowire serial interface (address A2h, byte 110, monitored (address A2h, byte 110,
Receiver Photo-Detector
Amplification Quantization
Receiver Section
receiver section includes Receiver Optical SubAssembly (ROSA) amplification/quantization circuitry. ROSA, containing photodiode custom transimpedance amplifier, located optical interface mates with optical connector. ROSA output custom that provides postamplification quantization.
Optical Interface
Light from Fiber
Electrical Interface
Rate Select (Receive Data) (Receive Data) Loss Signal
EEPROM CONTROLLER
EEPROM
MOD-DEF2 (SDA) MOD-DEF1 (SCL) MOD-DEF0 TX_DISABLE
Transmitter
Light Fiber
VCSEL
Laser Driver Safety Circuit
(Transmit Data) (Transmit Data) TX_FAULT
Figure Transceiver Functional Diagram
Receiver Loss Signal (Rx_LOS)
post-amplification also includes transition detection circuitry which monitors level incoming optical signals provides TTL/CMOS compatible status signal host (pin adequate optical input results Rx_LOS output while high Rx_LOS output indicates unusable optical input. Rx_LOS thresholds factory that high output indicates definite optical fault occurred. Rx_LOS also monitored two-wire serial interface (address A2h, byte 110,
ufacturing laser product. Persons performing such required re-certify re-identify laser product under provisions U.S. (Subchapter TUV.
Ordering Information
Please contact your local field sales engineer Avago Technologies franchised distributors ordering information. technical information, please visit Avago Technologies' page www.Avago.com contact Avago Technologies Semiconductor Products Customer Response Center 1-800-235-0312. information related Committee documentation visit www.sffcommittee.org.
Functional Data
AFBR-57J5APZ interfaces with host circuit board through twenty pins (SFP electrical connector) identified function Table board layout this interface depicted Figure AFBR-57J5APZ high speed transmit receive interfaces require MSA, OBSAI CPRI compliant signal lines host board. simplify board requirements, biasing resistors coupling capacitors incorporated into transceiver module (per INF-8074) hence required host board. Tx_Disable, Tx_Fault, Rx_LOS Rate_Select lines require lines host board (per INF-8074) used. application chooses take advantage functionality these pins care must taken ground Tx_Disable (for normal operation) Rate_Select default proper state. Figure depicts recommended interface circuit link AFBR-57J5APZ supporting physical layer ICs. Timing compliant control signals implemented transceiver listed Figure
Regulatory Compliance
AFBR-57J5APZ complies with applicable laws regulations detailed Table Certification level dependent overall configuration host equipment. transceiver performance offered figure merit assist designer
Electrostatic Discharge (ESD)
AFBR-57J5APZ compatible with levels found typical manufacturing operating environments described Table normal handling operation optical transceivers, concern circumstances. first case during handling transceiver prior insertion into compliant cage. protect device, it's important normal handling precautions. These include using grounded wrist straps, workbenches floor wherever transceiver handled. second case consider static discharges exterior host equipment chassis after installation. optical interface exposed exterior host equipment cabinet, transceiver subject system level requirements.
Application Support
Evaluation Reference Designs available assist evaluation AFBR-57J5APZ Please contact your local Field Sales representative availability ordering details.
Electromagnetic Interference (EMI)
Equipment incorporating gigabit transceivers typically subject regulation United States, CENELEC EN55022 (CISPR Europe VCCI Japan. AFBR-57J5APZ's compliance these standards detailed Table metal housing shielded design AFBR-57J5APZ minimizes challenge facing equipment designer.
Caution
There user serviceable parts maintenance requirements AFBR-57J5APZ. mechanical adjustments made factory prior shipment. Tampering with, modifying, misusing improperly handling AFBR-57J5APZ will void product warranty. also result improper operation possibly overstress laser source. Performance degradation device failure result. Connection AFBR-57J5APZ light source compliant with these specifications, operating above maximum operating conditions manner inconsistent with it's design function result exposure hazardous light radiation constitute modifying man3
Immunity (Susceptibility)
shielded design, immunity AFBR57J5APZ exceeds typical industry standards.
Flammability
AFBR-57J5APZ optical transceiver made metal high strength, heat resistant, chemical resistant 94V-0 flame retardant plastic. plant remote transmitter. When operating requirements, link cannot guarantee error free transmission.
Predictive Failure Identification
AFBR-57J5APZ predictive failure feature allows host identify potential link problems before system performance impacted. Prior identification link problems enables host service application "fail over" redundant link replace suspect device, maintaining system uptime process. applications where ultra-high system uptime required, digital provides means monitor real-time laser metrics associated with observing laser degradation predicting failure: average laser bias current (Tx_Bias) average laser optical power (Tx_Power).
Fault Isolation
fault isolation feature allows host quickly pinpoint location link failure, minimizing downtime. optical links, ability identify fault local device, remote device cable plant crucial speeding service installation. AFBR-57J5APZ realtime monitors Tx_Bias, Tx_Power, Vcc, Temperature Rx_Power used assess local transceiver current operating conditions. addition, status flags Tx_Disable Loss Signal (LOS) mirrored memory available two-wire serial interface.
Compliance Prediction:
Compliance prediction ability determine optical transceiver operating within operating environmental requirements. AFBR-57J5APZ devices provide real-time access transceiver internal supply voltage temperature, allowing host identify potential component compliance issues. Received optical power also available assess compliance cable
Component Monitoring
Component evaluation more casual AFBR-57J5APZ real-time monitors Tx_Bias, Tx_Power, Vcc, Temperature Rx_Power. Potential uses debugging aids system installation design, transceiver parametric evaluation factory field qualification. example, temperature module observed high density applications facilitate thermal evaluation blades, cards systems.
Table Regulatory Compliance
Feature Electrostatic Discharge (ESD) Electrical Pins Electrostatic Discharge (ESD) Duplex Receptacle Test Method MIL-STD-883C Method 3015.4 Variation 61000-4-2 GR1089 Electrostatic Discharge (ESD) Optical Connector Electromagnetic Interference (EMI) Variation 801-2 Class CENELEC EN55022 Class (CISPR 22A) VCCI Class Variation 61000-4-3 Performance Class 2000 Volts) Typically, damage occurs with when duplex connector receptacle contacted Human Body Model probe. contacts electrical faceplate with device inserted into panel. discharge 15kV(min) contact connector damage System margins dependent customer board chassis design.
Immunity Laser Safety Equipment Type Testing
BAUART GEPRUFT
Rheinland Product Safety
Typically shows measurable effect from 10V/m field swept from GHz.
TYPE APPROVED
CDRH Class CDRH certification US21 CFR, Subchapter Paragraphs 1002.10 file 1002.12. (IEC) EN60825-1: 1994 A11+A2 (IEC) EN60825-2: 1994 (IEC) EN60950: 1992 Underwriters Laboratories Canadian Standards Association Joint Component Recognition Information Technology Equipment Including Electrical Business Equipment File
Component Recognition
GND,T FAULT
VCC,T
Tx_DISABLE Tx_FAULT
0.01
0.01 VCC,T LASER DRIVER
PROTOCOL
SERDES
VCC,R
VCC,R VCC,R
0.01
0.01 LOSS SIGNAL POST AMPLIFIER GND,R MOD_DEF0 MOD_DEF1 MOD_DEF2
MODULE DETECT
Figure Typical Application Configuration
VCCT
VCCR
MODULE
HOST BOARD
NOTE: INDUCTORS MUST HAVE LESS THAN
SERIES RESISTANCE LIMIT VOLTAGE DROP MODULE.
Figure Recommended Power Supply Filter
Table Name VeeT TX_FAULT TX_DISABLE MOD-DEF2 MOD-DEF1 MOD-DEF0 connect RX_LOS VeeR VeeR VeeR RDRD+ VeeR VccR VccT VeeT TDVeeT Loss Signal High indicates loss received optical signal Receiver Ground Receiver Ground Receiver Ground Inverse Received Data Received Data Receiver Ground Receiver Power Transmitter Power Transmitter Ground Transmitter Data Inverse Transmitter Data Transmitter Ground Note Note Note Note Note Note Note Function/Description Transmitter Ground Transmitter Fault Indication High indicates fault condition Transmitter Disable Module optical output disables high open Module Definition wire serial interface data line (SDA) Module Definition wire serial interface clock line (SCL) Module Definition Grounded module (module present indicator) Note Note Note Note Note Notes
Notes: TX_FAULT open collector/drain output, which must pulled with 4.7k resistor host board. When high, this output indicates laser fault some kind. indicates normal operation. state, output will pulled 0.8V. TX_DISABLE input that used shut down transmitter optical output. internally pulled (within transceiver) with 6.8k resistor. 0.8V): Transmitter Between (0.8V 2.0V): Undefined High (2.0 max) OPEN: Transmitter Disabled signals Mod-Def designate wire serial interface pins. They must pulled with 4.7k resistor host board. Mod-Def grounded module indicate module present Mod-Def serial clock line (SCL) wire serial interface Mod-Def serial data line (SDA) wire serial interface RX_LOS Loss Signal) open collector/drain output that must pulled with 4.7k resistor host board. When high, this output indicates received optical power below worst case receiver sensitivity defined standard use). indicates normal operation. state, output will pulled 0.8V. RD-/+ designate differential receiver outputs. They coupled differential lines which should terminated with differential host SERDES input. coupling done inside transceiver required host board. voltage swing these lines will between 1600 differential (250 single ended) when properly terminated. VccR VccT receiver transmitter power supplies. They defined connector pin. maximum supply current associated in-rush current will typically more than above steady state after nanoseconds. TD-/+ designate differential transmitter inputs. They coupled differential lines with differential termination inside module. coupling done inside module required host board. inputs will accept differential swings 2400 (200 1200 single ended), though recommended that values between 1200 differential (250 single ended) used best performance.
Table Absolute Maximum Ratings
Parameter Storage Temperature Case Operating Temperature Relative Humidity Supply Voltage Speed Input Voltage Symbol VccT, Minimum -0.5 -0.5 Maximum Vcc+0.5 Unit Notes Note Note Note Note 1,2,3 Note
Notes Absolute Maximum Ratings those values beyond which damage device occur these limits exceeded other than short period time. Reliability Data Sheet specific reliability performance. Between Absolute Maximum Ratings Recommended Operating Conditions functional performance intended, device reliability implied, damage device occur over extended period time. module supply voltages, VCCT VCCR must differ more than 0.5V damage device occur.
Table Recommended Operating Conditions
Parameter Case Operating Temperature Supply Voltage Data Rate Symbol VccT, Minimum 2.97 0.614 Maximum 3.63 3.072 Unit Gb/s Notes Note Note Note
Notes Ambient Operating Temperature limitations based Case Operating Temperature limitations subject host system thermal design. Recommended Operating Conditions those values which functional performance device reliability implied.
Table Transceiver Electrical Characteristics -40°C 85°C, VccT, VccR 3.3V 10%)
Parameter Electrical Characteristics Power Supply Noise Rejection (peak-peak) Electrical Characteristics Module supply current Power Dissipation Speed Outputs: Transmit Fault (TX_FAULT), Loss Signal (RX_LOS), MOD-DEF Speed Inputs: Transmit Disable (TX_DIS), Rate Select (RATE_SELECT) MOD-DEF MOD-DEF PDISS VccT,R+0.3 Note Note PSNR Note Symbol Minimum Typical Maximum Unit Notes
Notes: Filter specification required host board remove content. Pulled externally with 4.7k resistor host board 3.3V. Rate_Select, Mod-Def1 Mod-Def2 must pulled externally with 4.7k resistor host board 3.3V.
Table Transmitter Optical Characteristics(TC -40°C 85°C, VccT, VccR 3.3V 10%)
Parameter Modulated Optical Output Power (OMA) (Peak-to-Peak) Average Optical Output Power Center Wavelength Spectral Width Optical Rise/Fall Time (8.5 Gb/s) (OMA) Transmitter Contributed Deterministic Jitter (0.614 3.072 Gb/s) Transmitter Contributed Total Jitter (0.614 3.072 Gb/s) Pout TX_DISABLE Asserted Symbol Tx,OMA Pout ,rms POFF Minimum -9.0 0.85 -118 Typical Maximum Unit dB/Hz -40/85°C, Note -20/85°C, Note -40/85°C, Note -20/85°C, Note Notes Note Note
Notes: Pout lesser Class safety limits (CDRH 60825) receiver power, max. Into 50/125um (0.2 multi-mode optical fiber. Contributed measured oscilloscope average mode with threshold K28.5 pattern. Contributed calculated 1x10-12 multiplying jitter (measured single rise fall edge) from oscilloscope network link, each component's output jitter equals each component's input jitter combined with each component's contributed jitter. Contributed adds linear fashion contributed adds fashion.
Table Receiver Optical Characteristics -40°C 85°C, VccT, VccR 3.3V 10%)
Parameter Input Optical Power [Overdrive] Input Optical Modulation Amplitude Peak-to-Peak (0.614 3.072 Gb/s) [Sensitivity] Return Loss Loss Signal Assert Loss Signal De-Assert Loss Signal Hysteresis -17.0 Symbol 27.5 -17.5 Unit dBm, dBm, dBm, Note Note 1x10-12 Note 1x10-15 BER, Note Notes
Notes Input Optical Modulation Amplitude (commonly known sensitivity) requires valid 8B/10B encoded input. These average power values specified with Extinction Ratio 9dB. loss signal circuitry responds valid 8B/10B encoded peak peak input optical power, average power.
Table Transmitter Receiver Electrical Characteristics -40°C 85°C, VccT, VccR 3.3V 10%)
Parameter High Speed Data Input: Transmitter Differential Input Voltage +/-) High Speed Data Output: Receiver Differential Output Voltage +/-) Receiver Contributed Deterministic Jitter (0.614 3.072 Gb/s) Receiver Contributed Total Jitter (0.614 3.072 Gb/s) Receiver Electrical Output Rise Fall Times (20-80%) Symbol Minimum Typical Maximum 2400 1600 Unit Notes Note Note Note Note Note
Notes Internally coupled terminated (100 differential). Internally coupled requires external load termination (100 differential). Contributed measured oscilloscope average mode with threshold K28.5 pattern Contributed calculated 1x10-12 multiplying jitter (measured single rise fall edge) from oscilloscope 20%-80% electrical rise fall times measured with signal utilizing 1010 data pattern. network link, each component's output jitter equals each component's input jitter combined with each component's contributed jitter. Contributed adds linear fashion contributed adds fashion. Measured input optical power 154uW, OMA.
Table Transceiver SOFT DIAGNOSTIC Timing Characteristics -40°C 85°C, VccT, VccR 3.3V 10%)
Parameter Hardware TX_DISABLE Assert Time Hardware TX_DISABLE Negate Time Time initialize, including reset TX_FAULT Hardware TX_FAULT Assert Time Hardware TX_DISABLE Reset Hardware RX_LOS DeAssert Time Hardware RX_LOS Assert Time Hardware RATE_SELECT Assert Time Hardware RATE_SELECT DeAssert Time Software TX_DISABLE Assert Time Software TX_DISABLE Negate Time Software Tx_FAULT Assert Time Software Rx_LOS Assert Time Software Rx_LOS De-Assert Time Software RATE_SELECT Assert Time Software RATE_SELECT DeAssert Time Analog parameter data ready Serial hardware ready Write Cycle Time Serial Clock Rate Symbol t_off t_on t_init t_fault t_reset t_loss_on t_loss_off t_rate_high t_rate_low t_off_soft t_on_soft t_fault_soft t_loss_on_soft t_loss_off_soft t_rate_soft_high t_rate_soft_low t_data t_serial t_write f_serial_clock 1000 Minimum Maximum Unit Notes Note Note Note Note Note Note Note Note Note Note Note Note Note Note Note Note Note Note Note
Notes Time from rising edge TX_DISABLE when optical output falls below nominal. Time from falling edge TX_DISABLE when modulated optical output rises above nominal. Time from power falling edge Tx_Disable when modulated optical output rises above nominal. From power negation TX_FAULT using TX_DISABLE. Time TX_DISABLE must held high reset laser fault shutdown circuitry. Time from loss optical signal Rx_LOS Assertion. Time from valid optical signal Rx_LOS De-Assertion. Time from rising falling edge Rate_Select input until transceiver conformance with appropriate specification. Time from two-wire interface assertion TX_DISABLE (A2h, byte 110, when optical output falls below nominal. Measured from falling clock edge after stop write transaction. Time from two-wire interface de-assertion TX_DISABLE (A2h, byte 110, when modulated optical output rises above nominal. Time from fault two-wire interface TX_FAULT (A2h, byte 110, asserted. Time two-wire interface assertion Rx_LOS (A2h, byte 110, from loss optical signal. Time two-wire interface de-assertion Rx_LOS (A2h, byte 110, from presence valid optical signal. Time from two-wire interface selection Rate_Select input (A2h, byte 110, write STOP condition until completion receiver bandwidth switch From power data ready asserted (A2h, byte 110, Data ready indicates analog monitoring circuitry functional. Time from power until module ready data transmission over serial (reads writes over A2h). Time from stop completion byte write command.
Table Transceiver Digital Diagnostic Monitor (Real Time Sense) Characteristics -40°C 85°C, VccT, VccR 3.3V 10%)
Parameter Transceiver Internal Temperature Accuracy Transceiver Internal Supply Voltage Accuracy Transmitter Laser Bias Current Accuracy Transmitted Average Optical Output Power Accuracy Received Average Optical Input Power Accuracy Symbol TINT VINT IINT Units Notes Temperature measured internal transceiver. Valid from -40°C case temperature. Supply voltage measured internal transceiver can, with less accuracy, correlated voltage pin. Valid over 10%. IINT better than +/-10% nominal value. Coupled into 50/125um multi-mode fiber. Valid from avg. Coupled from 50/125um multi-mode fiber. Valid from avg.
Description Digital Diagnostic Data
Transceiver Internal Temperature
Temperature measured AFBR-57J5APZ using sensing circuitry mounted internal PCB. measured temperature will generally cooler than laser junction warmer than case indirectly correlated case laser junction temperature using thermal resistance capacitance modeling. This measurement used observe drifts thermal operating point detect extreme temperature fluctuations such failure system thermal control. more information correlating internal temperature case laser junction contact Avago Technologies. bias current observed equilibrium temperature supply voltage could indication laser degradation. more information using laser bias current predicting laser lifetime, contact Avago Technologies.
Transmitted Average Optical Output Power
Transmitted average optical power measured using sensing circuitry located transmitter laser driver laser optical subassembly. Variations average optical power expected under normal operation because AFBR-57J5APZ uses closed loop laser bias feedback circuit maintain constant optical power. This circuit compensates normal VCSEL parametric variations changing transceiver operating points. Only under extreme laser bias conditions will significant drifting transmitted average optical power observable. Therefore recommended average optical power used fault isolation, rather than predictive failure purposes.
Transceiver Internal Supply Voltage
Supply voltage measured AFBR-57J5APZ using sensing circuitry mounted internal PCB. Transmit supply voltage (VccT) monitored this readback. resultant value indirectly correlated VccT VccR supply voltages using resistance modeling, with required accuracy SFF-8472. Supply voltage measured will generally lower than pins internal transient suppression circuitry. such, measured values used observe drifts supply voltage operating point, empirically correlated pins given host application used detect supply voltage fluctuations failure fault system power supply environment. more information correlating internal supply voltage pins contact Avago Technologies.
Received Average Optical Input Power
Received average optical power measured using detecting circuitry located receiver preamp quantizer ICs. Accuracy typical accuracy This measurement used observe magnitude drifts incoming optical signal level detecting cable plant remote transmitter problems.
Transmitter Laser Bias Current
Laser bias current measured using sensing circuitry located transmitter laser driver Normal variations laser bias current expected accommodate impact changing transceiver temperature supply voltage operating points. AFBR-57J5APZ uses closed loop laser bias feedback circuit maintain constant optical power. This circuit compensates normal VCSEL parametric variations quantum efficiency, forward voltage lasing threshold changing transceiver operating points. Consistent increases laser
3.15V TX_FAULT TX_DISABLE TRANSMITTED SIGNAL t_init
3.15V TX_FAULT TX_DISABLE TRANSMITTED SIGNAL t_init
t-init: DISABLE NEGATED
t-init: DISABLE ASSERTED
3.15V
TX_FAULT TX_DISABLE TRANSMITTED SIGNAL t_init INSERTION
TX_FAULT TX_DISABLE TRANSMITTED SIGNAL t_on
t-init: DISABLE NEGATED, MODULE PLUGGED
t-on: DISABLE ASSERTED THEN NEGATED
OCCURANCE FAULT TX_FAULT TX_DISABLE TRANSMITTED SIGNAL t_fault
OCCURANCE FAULT TX_FAULT TX_DISABLE TRANSMITTED SIGNAL
SHALL CLEAR TX_FAULT t_init FAILURE TRANSIENT
t_reset
t_init*
t-fault: FAULT ASSERTED, SIGNAL RECOVERED
t-reset: DISABLE ASSERTED THEN NEGATED, SIGNAL RECOVERED
OCCURANCE FAULT TX_FAULT TX_DISABLE TRANSMITTED SIGNAL
SHALL CLEAR TX_FAULT t_init FAILURE TRANSIENT
OPTICAL SIGNAL t_reset t_fault t_init*
t_loss_on
OCCURANCE LOSS
t_loss_o
t-fault: DISABLE ASSERTED THEN NEGATED, SIGNAL RECOVERED
t-loss-on t-loss-o
Figure Transceiver Timing Diagrams (Module Installed Except Where Noted)
Table EEPROM Serial Memory Contents Conventional Memory (Address A0h)
Byte Decimal Data Notes 400m 50/125um fiber 3.1GBit/sec Vendor Name ASCII character Vendor Name ASCII character Vendor Name ASCII character Vendor Name ASCII character Vendor Name ASCII character Vendor Name ASCII character Vendor Name ASCII character Vendor Name ASCII character Vendor Name ASCII character Vendor Name ASCII character Vendor Name ASCII character Vendor Name ASCII character Vendor Name ASCII character Vendor Name ASCII character Vendor Name ASCII character Vendor Name ASCII character 250m 50/125um fiber 3.1GBit/sec Compatible with 8B/10B encoded data 3100 MBit/sec nominal rate (3.072 Gbit/s) Intermediate distance (per FC-PI) Shortwave laser (open fiber control) Multi-mode 50um 62.5um optical media physical device function defined serial only optical connector Byte Decimal 68-83 84-91 below nominal rate tolerated (0.614 Gb/s) Vendor Serial Number ASCII characters[4] Vendor Date Code ASCII characters[5] Digital Diagnostics, Internal Cal, A/W, Soft TX_DISABLE, TX_FAULT RX_LOS SFF-8472 Compliance revision Checksum Bytes 64-94[3] Hardware TX_DISABLE, TX_FAULT RX_LOS 125m 62.5/125um fiber 3.1GBit/sec Data Notes Checksum Bytes 0-62[3] Byte Vendor Byte Vendor Byte Vendor Vendor Part Number ASCII character Vendor Part Number ASCII character Vendor Part Number ASCII character Vendor Part Number ASCII character Vendor Part Number ASCII character Vendor Part Number ASCII character Vendor Part Number ASCII character Vendor Part Number ASCII character Vendor Part Number ASCII character Vendor Part Number ASCII character Vendor Part Number ASCII character Vendor Part Number ASCII character Vendor Part Number ASCII character Vendor Part Number ASCII character Vendor Part Number ASCII character Vendor Part Number ASCII character Vendor Part Number ASCII character Vendor Part Number ASCII character Vendor Part Number ASCII character Vendor Part Number ASCII character Byte Laser Wavelength[2] Byte Laser Wavelength[2]
Notes: IEEE Organizationally Unique Identifier (OUI) assigned Avago Technologies 00-17-6A bytes hex). Laser wavelength represented unsigned bits. representation (nm) 0352. Addresses checksums calculated (per SFF-8472 SFF-8074) stored prior product shipment. Addresses 68-83 specify AFBR-57J5APZ ASCII serial number will vary unit basis. Addresses 84-91 specify AFBR-57J5APZ ASCII date code will vary date code basis.
Table EEPROM Serial Memory Contents Enhanced Feature Memory (Address A2h)
Byte Decimal Notes Temp Alarm Temp Alarm Temp Alarm Temp Alarm Temp Warning Temp Warning Temp Warning Temp Warning Alarm Alarm Alarm Alarm Warning Warning Warning Warning Bias Alarm Bias Alarm Bias Alarm Bias Alarm Bias Warning
Byte Decimal 40-55 56-94
Notes Alarm Alarm Warning Warning Warning Warning Alarm Alarm Alarm Alarm Warning Warning Warning Warning Reserved Checksum Bytes 0-94
Byte Decimal 118-127 248-255
Notes Real Time Real Time Reserved Reserved Reserved Reserved Status/Control Table Reserved Flag Bits Table Flag Bits Table Reserved Reserved Flag Bits Table Flag Bits Table Reserved Customer Writeable Vendor Specific
External Calibration Constants 128-247 Real Time Temperature Real Time Temperature Real Time Real Time Real Time Bias Real Time Bias Real Time Power Real Time Power
Bias Warning Bias Warning
Bias Warning Alarm Alarm
Notes: Temperature (Temp) decoded signed twos compliment integer increments 1/256 degrees Supply Voltage (Vcc) decoded unsigned integer increments Laser bias current Bias) decoded unsigned integer increments Transmitted average optical power Pwr) decoded unsigned integer increments Received average optical power Pwr) decoded unsigned integer increments Bytes 55-94 intended with AFBR-57J5APZ, have been default values SFF-8472. Byte checksum calculated (per SFF-8472) stored prior product shipment.
Table EEPROM Serial Memory Contents Soft Commands (Address A2h, Byte 110)
Status/Control Name DISABLE State Soft DISABLE reserved reserved reserved TX_FAULT State RX_LOS State Data Ready (Bar) Digital state TX_FAULT Output TX_FAULT asserted) Digital state RX_LOS Output RX_LOS asserted) Indicates transceiver powered real time sense data ready. Ready) Note Note Note Description Digital state DISABLE Input TX_DISABLE asserted) Read/write changing digital state TX_DISABLE function Notes Note Note
Notes: response time soft commands AFBR-57J5APZ msec specified SFF-8472 logic OR'd with TX_DISABLE input either asserted will disable transmitter.
Table EEPROM Serial Memory Contents Alarms Warnings (Address A2h, Bytes 112, 113, 116, 117)
Byte Flag Name Temp High Alarm Temp Alarm High Alarm Alarm Bias High Alarm Bias Alarm Power High Alarm Power Alarm Power High Alarm Power Alarm reserved Temp High Warning Temp Warning High Warning Warning Bias High Warning Bias Warning Power High Warning Power Warning Power High Warning Power Warning reserved when transceiver internal temperature exceeds high warning threshold. when transceiver internal temperature exceeds warning threshold. when transceiver internal supply voltage exceeds high warning threshold. when transceiver internal supply voltage exceeds warning threshold. when transceiver laser bias current exceeds high warning threshold. when transceiver laser bias current exceeds warning threshold. when transmitted average optical power exceeds high warning threshold. when transmitted average optical power exceeds warning threshold. when received average optical power exceeds high warning threshold. when received average optical power exceeds warning threshold. Description when transceiver internal temperature exceeds high alarm threshold. when transceiver internal temperature exceeds alarm threshold. when transceiver internal supply voltage exceeds high alarm threshold. when transceiver internal supply voltage exceeds alarm threshold. when transceiver laser bias current exceeds high alarm threshold. when transceiver laser bias current exceeds alarm threshold. when transmitted average optical power exceeds high alarm threshold. when transmitted average optical power exceeds alarm threshold. when received average optical power exceeds high alarm threshold. when received average optical power exceeds alarm threshold.
Figure Module drawing
34.5
16.25 MIN. PITCH EDGE
1.05 0.01
0.85 0.05
3.68 5.68
11.08 16.25 14.25
8.58
8.48
11.93
26.8 41.3 42.3 0.95 0.05
0.03 0.06
LEGEND 10.53 11.93 PADS VIAS CHASSIS GROUND THROUGH HOLES, TING OPTIONAL HATCHED AREA DENOTES COMPONENT TRACE KEEPOUT (EXCEPT CHASSIS GROUND) 0.005 TYP. 0.06 AREA DENOTES COMPONENT KEEPOUT (TRACES ALLOWED) DIMENSIONS MILLIMETERS
10.93 TYP.
1.55 0.05
DETAIL
Figure host board mechanical layout
41.78 Tcase REFERENCE POINT
CAGE ASSEMBLY
MAX.
11.73 MAX. 15.25
PCB)
10.4
(belo PCB) 16.25 MIN. PITCH
DIMENSIONS MILLIMETERS
Figure Assembly Drawing
product information complete list distributors, please site:
www.avagotech.com
Avago, Avago Technologies, logo trademarks Avago Technologies, Limited United States other countries. Data subject change. Copyright 2007 Avago Technologies Limited. rights reserved. AV02-0671EN September 2007

Digital Diagnostic SFP, 850nm 3.072/2.4576 Gb/s, RoHS OBSAI/CPRI Compa

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