Delta Electronics LCP-1250A4FDRx User's Manual
Contents
1. 00 37 00 80 SN 123 00 38 00 81 SN 124 00 39 00 82 SN 125 00 40 PN Note3 83 SN 126 00 41 PN 84 DC Note 7 127 00 42 PN 85 DC 128 00 Note9 Notes Oct 2006 Rev 6F www deltaww com Aneta 9 Byte 128 to 255 had been set hex 00 Digital Diagnostic Monitoring Interface Alarm and Warning Thresholds 2 Wire Address A2h Address 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 45 56 91 92 94 95 96 97 98 99 100 101 102 103 104 105 106 109 110 111 112 119 Notes 1 Co N o 2a NNNNNNNNNNNNNNNNNNNN Value Dec Temp High Alarm Tc MAX 15 Temp Low Alarm Tc MIN Temp High Warning Tc MAX 10 Temp Low Warning Te MIN 10 Voltage High Alarm 5 Voltage Low Alarm Vcc 596 Voltage High Warning 3 Voltage Low Warning Vcc 396 Bias High Alarm lop 10 Bias Low Alarm lop 5 Bias High Warning lop 7 Bias Low Warning lop 3 TX Power High Alarm P 3 TX Power Low Alarm P 3 TX Power High Warning P 2 TX Power Low Warning P 2 RX Power High Alarm Pot3 RX Power Low Alarm Ps 2 RX Power High Warning Po 2 RX Power Low Warning Ps Reversed External Calibration Constants Reversed Checksum Real Time Temperature Real Time Supply Voltage Real Time Tx Bias Current Real Time Tx Optical Power Real Time Rx Received Power Reserved Optional Status2. Control Bits Reserved Optional Set of Alarm and Warning Tc Case Operating temperature lop Operating current at room temperature The min setting current is 0 mA P Operating optical power of transmitter at room temperature Po Overload optical power of receiver Ps Sensitivity optical power of receiver 5 Byte 95 contains the low order 8bits of sum of bytes 0 94 11 DELTA ELECTRONICS INC Unit C Volt mA dBm dBm Note Oct 2006 Rev 6F www deltaww com Aneta State Control Bits Byte 110 110 110 110 110 110 110 110 7 e et gt Tx Disable State Soft Tx Disable Reserved Rate Select tate Soft Rate Select Tx Fault LOS Data Ready Bar Optional Set of Alarm and Warning Byte 112 112 112 112 112 112 112 112 113 113 113 116 116 116 116 116 116 116 116 117 117 117 a Temp High Alarm Temp Low Alarm Vcc High Alarm Vcc Low Alarm Tx Bias High Alarm Tx Bias Low Alarm Tx Power High Alarm Tx Power Low Alarm Rx Power High Alarm Rx Power Low Alarm Reserved Temp High Warning Temp Low Warning Vcc High Warning Vcc Low Warning Tx Bias High Warning Tx Bias Low Warning Tx Power High Warning Tx Power Low Warning Rx Power High Warning Rx Power Low Warning Reserved Digital Diagnostic Monitor Accuracy Parameter Transceiver Temperature Power Supply Voltage TX Bias Current TX Optical Power RX O
3. address A2h can be read and written 14 Oct 2006 Rev 6F DELTA ELECTRONICS INC www deltaww com
4. t_loss_on 100 usec 6 LOS Deassert Time t_loss_ off 100 usec 7 Serial ID Clock Rate f_serial_clock 100 kHz Notes 1 Time from rising edge of TX_DISABLE to when the optical output falls below 10 of nominal 2 Time from falling edge of TX_DISABLE to when the modulated optical output rises above 90 of nominal 3 From power on or negation of TX_Fault using TX Disable 4 Time from fault to TX fault on 5 Time TX Disable must be held high to reset TX_Fault 6 Time from LOS state to Rx LOS assert 7 Time from non LOS state to Rx LOS deassert DELTA ELECTRONICS INC Oct 2006 Rev 6F www deltaww com Aneta Enhanced Digital Diagnostic Interface The memory map in the following describes an extension to the memory map defined in SFP MSA The enhanced interface uses the two wire serial bus address 1010001X A2h to provide diagnostic information about the module s present operating conditions 2 wire address 1010000 X AOh 2 wire address 1010001 X A2h Alarm and Warning Thresholds 56 bytes Serial ID Defined by SFP MSA 96 bytes Cal Constants 40 bytes 95 96 Real Time Diagnostic Interface 24 bytes Vender Specific 32 bytes Vender Specific Note 127 128 User Writable EEPROM 120 bytes Reserved in SFP MSA 128 bytes Vender Specific 255 8 bytes Digital Diagnostic Memory Map Specific Data Field Descriptions Note 1 Write the password 11h 11h 11h 11h on the bytes of 123 126 of
5. 3 Note 1 Note 2 3 TX Disable Transmitter Disable 3 Module disables on high or open 4 MOD DEF2 Module Definition 2 3 Note 3 2 wire serial ID interface 5 MOD DEF1 Module Definition 1 3 Note 3 2 wire serial ID interface 6 MOD DEFO Module Definition 0 3 Note 3 Grounded in Module 7 Rate Select Not Connect 3 Function not available 8 LOS Loss of Signal 3 Note 4 9 VeeR Receiver Ground 1 Note 5 10 VeeR Receiver Ground 1 Note 5 11 VeeR Receiver Ground 1 Note 5 12 RD Inv Received Data Out 3 Note 6 13 RD Received Data Out 3 Note 7 14 VeeR Receiver Ground 1 Note 5 15 VccR Receiver Power 2 3 3 5 Note 7 16 VccT Transmitter Power 2 3 3 5 Note 7 17 VeeT Transmitter Ground 1 Note 5 18 TD Transmit Data In 3 Note 8 19 TD Inv Transmit Data In 3 Note 8 20 Transmitter Ground 1 Note 5 Plug Seq Pin engagement sequence during hot plugging DELTA ELECTRONICS INC Oct 2006 Rev 6F www deltaww com 1 Notes 1 TX Fault is an open collector drain output which should be pulled up with a 4 7K 10KQ resistor on the host board Pull up voltage between 2 0V and VccT R 0 3V When high output indicates a laser fault of some kind Low indicates normal operation In the low state the output will be pulled to 0 8V TX disable is an input that is used to shut down the transmitter optical output It is pulled up within the module with a 4 7 10 resistor
6. A NELTA RoHS Compliant Multimode SFP Transceiver for GbE and Fiber Channel Description The LCP 1250A4FDRx are hot pluggable 3 3V Small Form Factor transceiver series modules designed expressly for high speed communication applications that require rates up to 1 25Gb s The transceiver is data rate transparent which means it can support GbE 1 25Gb s as well as 1 Fiber channel 1 062Gb s operations The LCP 1250A4FDRx series are designed to be compliant with SFF 8472 SFP Multi source Agreement MSA with digital diagnostic monitoring functions Temperature Vcc TX optical power TX laser bias current and RX received optical power The post amplifier of the LCP 1250A4FDRx series also includes a Loss of Signal LOS circuit that provides a TTL logic high output when the received optical level is below a preset LOS Assert threshold DELTA ELECTRONICS INC FEATURES Compliant with SFP Transceiver SFF 8472 MSA specification with internal calibration Compliant with Specifications for IEEE 802 3z Gigabit Ethernet Compliant with the 1 0625GBd Fiber Channel FC PI 100 M5 SN I Rev 13 e Single 3 3V Power Supply and TTL Logic Interface EEPROM with Serial ID Functionality Laser Class 1 Product which comply with the requirements of IEC 60825 1 and IEC 60825 2 Duplex LC Connector interface Applications Gigabit Ethernet Switch to Switch interface Switched backplane appl
7. ECTRONICS INC www deltaww com Aneta Optical Characteristics Vcc73 3V 5 Data Rate 1250Mb sec PRBS 2 1 NRZ Parameter Symbol Min Typ Max Unit Note Transmitter Output Optical Power Avg Po 9 5 4 dBm Optical Extinction Ratio ER 9 dB Center Wavelength Ac 830 850 860 nm Spectral Width RMS 0 85 Optical Rise Fall Time t t 260 pec 1 Receiver Sensitivity Avg Pin 17 dBm 2 Input Optical Wavelength A 850 nm LOS Deasserted Avg Pa 17 dBm LOS Asserted Avg Pp 30 dBm LOS Hysteresis Pr Pp 0 5 dB Overload Po 3 dBm Notes 1 These are unfiltered 20 80 values 2 The sensitivity is provided at a BER of 1x10 or better with an input signal consisting of 1250Mb s 2 1 PRBS and ER 9dB 1 20 1 00 Mean level of logical 1 0 80 S 0 50 E lt 0 20 0 00 Mean level of logical 0 0 20 0 00 0 22 0 375 0 625 0 78 1 00 Time Mask of the eye diagram for the optical transmit signal 3 Oct 2006 Rev 6F DELTA ELECTRONICS INC www deltaww com A NELTA SFP Transceiver Electrical Pad Layout Top of Board Pin Function Definitions VeeT TxFault Tx Disable MOD DEF 2 MOD DEF 1 MOD DEF 0 Rate Select LOS VeeR VeeR Bottom of Board as viewed thru top of board Pin Num Name Function Plug Seq Notes 1 VeeT Transmitter Ground 1 2 TX Fault Transmitter Fault Indication
8. Its states are Low 0 0 8V Transmitter on 70 8 lt 2 0V Undefined High 2 0 3 465V Transmitter Disabled Open Transmitter Disabled Mod Def 0 1 2 These are the module definition pins They should be pulled up with a 4 7K 10KOresistor on the host board The pull up voltage shall be VccT or VccR see Section IV for further details Mod Def 0 is grounded by the module to indicate that the module is present Mod Def 1 is the clock line of two wire serial interface for serial ID Mod Def 2 is the data line of two wire serial interface for serial ID LOS Loss of Signal is an open collector drain output which should be pulled up with a 4 7K 10 resistor Pull up voltage between 2 0V and VccT R 0 3V When high this output indicates the received optical power is below the worst case receiver sensitivity as defined by the standard in use Low indicates normal operation In the low state the output will be pulled to lt 0 8V VeeR and VeeT may be internally connected within the SFP module RD These are the differential receiver outputs They are AC coupled 1000 differential lines which should be terminated with 1000 differential at the user SERDES The AC coupling is done inside the module and is thus not required on the host board The voltage swing on these lines will be between 370 and 2000 mV differential 185 1000 mV single ended when properly terminated VccR and VccT are the receiver and transmitter power
9. address A2h then the address of bytes 128 255 User Writable can be read and written 9 Oct 2006 Rev 6F DELTA ELECTRONICS INC www deltaww com Aneta EEPROM Serial ID Memory Contents 2 Wire Address AOh 1 N DOO FW hM Byte 16 Link length supported for 50 125 m MM fiber units of 10 m Byte 17 Link length supported for 62 5 125u m MM fiber units of 10 m Byte 40 55 Delta part number Byte 60 61 The center wavelength of transmitter Byte 63 Check sum of bytes 0 62 Byte 68 83 Serial number Byte 84 91 Date code Byte 95 Check sum of bytes 64 94 10 DELTA ELECTRONICS INC Address Hex ASCII Address Hex ASCII Address Hex ASCII 00 03 43 PN 86 DC 01 04 44 PN 87 DC 02 07 45 PN 88 DC 03 00 46 PN 89 DC 04 00 47 PN 90 DC 05 00 48 PN 91 DC 06 01 49 PN 92 68 07 00 50 PN 93 BO 08 00 51 PN 94 02 09 00 52 PN 95 CS2 Note 8 10 00 53 PN 96 00 11 01 54 PN 97 00 12 00 55 PN 98 00 13 00 56 30 99 00 14 00 57 30 100 00 15 00 58 30 101 00 16 Xx Note 1 59 0A 102 00 17 XX Note 2 60 03 Note 4 103 00 18 00 61 52 Note 4 104 00 19 00 62 00 105 00 20 44 D 63 CS1 Note 5 106 00 21 45 E 64 00 107 00 22 4C L 65 1A 108 00 23 54 T 66 05 109 00 24 41 A 67 05 110 00 25 20 68 SN Note 6 111 00 26 20 69 SN 112 00 27 20 70 SN 113 00 28 20 71 SN 114 00 29 20 72 SN 115 00 30 20 73 SN 116 00 31 20 74 SN 117 00 32 20 75 SN 118 00 33 20 76 SN 119 00 34 20 TT SN 120 00 35 20 78 SN 121 00 36 00 79 SN 122
10. ications File server interface Performance 850nm VCSEL Link up to 550m in 50 125um Multi Mode Fiber Oct 2006 Rev 6F www deltaww com Aneta Absolute Maximum Ratings Parameter Symbol Min Typ Max Unit Note Storage Temperature Ts 40 85 C Supply Voltage VCC 0 5 V Recommended Operating Conditions Parameter Symbol Min Typ Max Unit Note Case Operating Temperature TC 5 70 C 1 Supply Voltage VCC 3 135 3 465 V Note 1 See order information Electrical Characteristics Vcc73 3V 5 Parameter Symbol Min Typ Max Unit Note Total Supply Current ICCT 180 300 mA Transmitter Transmitter Differential Input Voltage VDT 0 5 2 4 V 1 Transmitter Disable Input High Vboisu 2 Vcc 0 3 V Transmitter Disable Input Low 0 0 8 V Transmitter Fault Pull up Resistor FAULT 4 7 10 kQ 2 Transmitter Fault Output High 2 Vect0 3 V 2 Transmitter Fault Output Low VIXEL 0 0 8 V 2 Receiver Receiver Differential Output Voltage VDR 0 35 1 2 V 3 Receiver LOS Load RnxLos 4 7 10 kQ 2 LOS Output Voltage High VLosH 2 Vect0 3 V 2 LOS Output Voltage Low 0 0 8 V 2 Output Data Rise Fall Time t t 220 psec 4 Notes 1 Internally AC coupled and terminated to 100Ohm differential load 2 Pull up to Vcc on host Board 3 Internally AC coupled but requires a 100Ohm differential termination at or internal to Serializer Deserializer 4 These are 2096 8096 values 2 Oct 2006 Rev 6F DELTA EL
11. ms TD 0 01uF VecR 10uF 0 1uF Preamp amp Quantizer Photo Diode 0 01uF PLD PAL Mod_def 2 EEPROM Mod_def 1 Mod def 0 RES1 4 7k to 10k Ohms Depands on SerDes IC used 6 Oct 2006 Rev 6F www deltaww com DELTA ELECTRONICS INC Aneta Package Outline Drawing 97 00 010 46 20 0 10 GN ma co EIE ou lt cu 5 P lt pal lij 1 D 3j L _ H S idm i p Y Js EZ ce 6253 005 3 eg H iD gt D nnn on LO co i 45 0040 20 a ad p CA y tmm Arr m 5 4 E le EZ 7 Oct 2006 Rev 6F DELTA ELECTRONICS INC www deltaww com Aneta SFP timing parameters for SFP management Parameter Symbol Min Max Unit Note TX_DISABLE Assert time t_off 10 usec 1 TX_DISABLE Negate time t on 1 msec 2 Time to initialize includin pH reset of TX_FAULT j SIE 399 meee TX Fault Assert Time t fault 100 usec 4 TX_DISABLE to reset t_rest 10 usec 5 LOS Assert Time
12. ptical Power Notes Description Digital state of the Tx disable input pin Read Write bit that allow software disable of laser NA NA Digital state of the Tx fault output pin Digital state of the LOS output pin NA Description Set when internal temperature exceeds high alarm level Set when internal temperature is below low alarm level Set when internal supply voltage exceeds high alarm level Set when internal supply voltage is below low alarm level Set when Tx Bias current exceeds high alarm level Set when Tx Bias current is below low alarm level Set when Tx output power exceeds high alarm level Set when Tx output power is below low alarm level Set when received power exceeds high alarm level Set when received power is below low alarm level Set when internal temperature exceeds high warning level Set when internal temperature is below low warning level Set when internal supply voltage exceeds high warning level Set when internal supply voltage is below low warning level Set when Tx Bias current exceeds high warning level Set when Tx Bias current is below low warning level Set when Tx output power exceeds high warning level Set when Tx output power is below low warning level Set when received power exceeds high warning level Set when received power is below low warning level Typical Value Note 3 C 1 3 2 10 1 5dB 3dB 1 Temperature is measured internal to the transceiver 2 Voltage is measured internal to
13. supplies They are defined as 3 3V 5 at the SFP connector pin Maximum supply current is 300mA Recommended host board power supply filtering is shown below Inductors with DC resistance of less than 1 ohm should be used in order to maintain the required voltage at the SFP input pin with 3 3V supply voltage When the recommended supply filtering network is used hot plugging of the SFP transceiver module will result in an inrush current of no more than 30mA greater than the steady state value VccR and VccT may be internally connected within the SFP transceiver module TD These are the differential transmitter inputs They are AC coupled differential lines with 1000 differential termination inside the module The AC coupling is done inside the module and is thus not required on the host board The inputs will accept differential swings of 500 2400 mV 250 1200 mV single ended though it is recommended that values between 500 and 1200 mV differential 250 600 mV single ended be used for best EMI performance 5 Oct 2006 Rev 6F DELTA ELECTRONICS INC www deltaww com Aneta Recommend Circuit Schematic Protocol Vcc Tx_Disable Tx_Fault Protocol IC Rx_LOS VCC 3 3V luH LN NYAN luH RESI 10uF 0 1uF VW NZ DELTA SFP Module Tx Disable Tx Fault 10k Ohms TD 0 01uF 100 Ohm Laser Driver Laser Diode SerDes IC 100 Oh
14. the transceiver DELTA ELECTRONICS INC 12 Oct 2006 Rev 6F www deltaww com Aneta Regulatory Compliance Test Item Reference Qty Evaluation 1 Electromagnetic Interference FCC Class B EMC EN 55022 Class B 5 CISPR 22 61000 4 3 Radio Frequency 5 IEC 1000 4 3 Electromagnetic Field i 3 Immunity 1 pede with electrical characteristics of Electrostatic Discharge to the E 5 dida dik Duplex SC Receptacle IEC 801 2 4 Electrostatic Discharge to 2 No physical damage the Electrical Pins MIL STD 883C Method 3015 4 EIAJ 1988 3 2B 5 Version 2 Machine model Ordering information for SFP modules LCP 1250A4FX X X X4 Digital Diagnostic Function S without digital diagnostic function D with digital diagnostic function X2 RoHS compliance R RoHS Compliant DELTA ELECTRONICS INC 13 X3 Temperature Blank 5 to 70 degree C H 10 to 85 degree C T 40 to 85 degree C Oct 2006 Rev 6F www deltaww com Aneta Revision History Rev Date Contents 6A Aug 2005 1 Separated from single mode series 6B Dec 2005 1 Add RoHS compliant part numbers 2 Modify TX and RX rise fall time 6C Mar 2006 1 Add Industrial part 6D Aug 2006 1 Modify operating temperature range 6E Aug 2006 1 Update A2h design 6F Oct 2006 1 Add the description of password for bytes 128 255 User Writable of
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