Delta Electronics LCP-2125 User's Manual
Contents
1. 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 reset of TX FAULT S ont ace msec S TX Fault Assert Time t_fault 100 usec 4 TX_DISABLE to reset t_rest 10 usec 5 LOS Assert Time 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 From power on or negation of TX_Fault using TX Disable Time from fault to TX fault on Time TX Disable must be held high to reset TX_Fault Time from LOS state to Rx LOS assert ao A WwW lt lt gt aS 7 Time from non LOS state to Rx LOS deassert 8 Nov 2006 Rev 1D DELTA ELECTRONICS INC 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 Real Time Diagnostic Interface 24 bytes Vender Specif2. VC 3 3V luH IW Protocol Vcc Sp Sg T luH D E LTA S F P M od u e RES1 10uF nie Leen L o r Merl a 10k Ohms Tx_Disable Tx_Disable Tx_Fault Tx_Fault 10 dh Laser Driver Ki 100 Ohms gt SS 10 0 01uF Ba VeeT Protocol IC SerDes IC RESI II TL VecR Tag 0 1uF RD Kos 0 01uF Gabe Yi Photo Diode RD 0 01uF Rx_LOS 4 33y Rx_LOS L lt lt 7 VeeR RES A RESI A RESI PLD PAL EES EEPROM Mod_def 1 Mod det 0 Jb RES1 4 7k to 10k Ohms Depands on SerDes IC used 6 Nov 2006 Rev 1D DELTA ELECTRONICS INC www deltaww com Aneta Package Outline Drawing Unitinm DELTA ELECTRONICS INC 537 00 0 10 La gt 46 20 0 10 D T E ES Pa lt LD pa A e5 J T lt d Se SC Deag gt gt lt C l lp f QS lt gt cS Ge S Le I ip D Ip 43 000 20 ES Se ee Lat H N Ez as 2 D GE L C Iess Iesel VA c Nov 2006 Rev 1D www deltaww com SFP timing parameters for SFP management
3. These are 20 80 values DELTA ELECTRONICS INC Nov 2006 Rev 1D www deltaww com Aneta Optical Characteristics Vec 3 3V 5 Data Rate 2 125Gb 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 0 85 nm Optical Rise Fall Time LU tr 150 psec 1 Complies with the ANSI FC PI Rev 13 specification and is class 1 Cutput Eye laser eye safety Receiver Sensitivity Avg PIN 17 dBm 2 Input Optical Wavelength A 850 nm LOS Deasserted Avg PA 17 dBm LOS Asserted Avg PD 30 dBm LOS Hysteresis PA PD 0 5 dB Overload Po 3 dBm Notes 1 These are 20 80 values 2 The sensitivity is provided at a BER of 1x10 or better with an input signal consisting of 2 125Gb s y 2 1 PRBS and ER 9aB Normalized Amplitude 1 30 1 00 0 80 0 50 0 20 0 00 0 20 0 00 0 22 0 35 0 65 Mean level of logical 1 Mean level of logical 0 0 78 1 00 Normalized Time in Ul Mask of the eye diagram for the optical transmit signal DELTA ELECTRONICS INC Nov 2006 Rev 1D www deltaww com Aneuta SFP Transceiver Electrical Pad Layout VeeT TxFault Tx Disable MOD DEF 2 MOD DEF 1 MOD DEF 0 Rate Select CH n Bottom of Boa
4. 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 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 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 VecR 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 100Q 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 Nov 2006 Rev 1D DELTA ELECTRONICS INC www deltaww com Aneta Recommend Circuit Schematic
5. R RoHS Compliant Xa Distance Xs Temperature E 300m Blank 5 to 70 degree C H 10 to 85 degree C T 40 to 85 degree C 14 Nov 2006 Rev 1D DELTA ELECTRONICS INC www deltaww com
6. 7 7 Rx Power High Warning Set when received power exceeds high warning level 117 6 Rx Power Low Warning Set when received power is below low warning level 117 5 0 Reserved Digital Diagnostic Monitor Accuracy Parameter Typical Value Note Transceiver Temperature 3 C 1 Power Supply Voltage 3 2 TX Bias Current 10 TX Optical Power 1 5dB RX Optical Power 3dB Notes 12 Nov 2006 Rev 1D DELTA ELECTRONICS INC www deltaww com Aneta 1 Temperature is measured internal to the transceiver 2 Voltage is measured internal to the transceiver Regulatory Compliance Test Item Reference Qty Evaluation 1 FCC Class B Electromagnetic Interference EN 55022 Class B 5 EMC CISPR 22 n miun EN 61000 4 3 Electromagnetic Field GE 1 Satisfied with electrical characteristics of 3 Immunity EN 61000 4 2 product spag Electrostatic Discharge to the JEC 1000 4 2 5 Duplex SC Receptacle IEC 801 2 2 No physical damage 4 Electrostatic Discharge to MIL STD 883C the Electrical Pins Method 3015 4 EIAJ 1988 3 2B 5 Version 2 Machine model DELTA ELECTRONICS INC 13 Nov 2006 Rev 1D www deltaww com Aneta Ordering information for SFP modules LCOP 2125X1X2X3X4X5X X Fiber X Digital Diagnostic Function A Multi mode 850nm D DDM series with digital diagnostic function X Power Supply Voltage and SD Level Xs Housing Type 4 3 3V TTL SD Level
7. Aneuta RoHS Compliant Small Form Factor Pluggable Transceiver for Fiber Channel with Digital Diagnostic Monitoring Function Description The LCP 2125 series are hot pluggable 3 3V Small Form Factor transceiver modules designed expressly for high speed communication applications that require rates up to 2 125Gb s The transceiver is data rate transparent which means it can support 2x Fiber channel as well as GbE 1 25Gb s and 1x Fiber channel 1 062Gb s The LCP 2125 series are designed to be compliant with SFF 8472 SFP Multi source Agreement MSA with digital monitoring functions Temperature Vcc TX optical power TX laser bias current and RX received optical power The post amplifier of the LCP 2125 series also includes a Loss of Signal LOS circuit that provides a TTL logic high output when the received optical level is bellow a preset LOS Assert threshold DELTA ELECTRONICS INC FEATURES 6 Compliant with SFP Transceiver SFF 8472 MSA specification 6 LCP 2125A4EDR compliant with the 2 125GBd Fiber Channel FC PI 200 M5 SN I Rev 13 6 Compliant with Specifications for IEEE 802 3z Gigabit Ethernet EEPROM with Serial ID and Digital Diagnostic Functionality Laser Class 1 Product which comply with the requirements of IEC 60825 1 and IEC 60825 2 Duplex LC Connector interface Applications 6 Switch to Switch interface Switched backplane applications File server interface Performance 6
8. LCP 2125A4EDR Data Link up to 300m in 50 125um Multi Mode Fiber Nov 2006 Rev 1D www deltaww com Anetta 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 16 5 70 C 1 Supply Voltage Vcc 3 135 3 465 V Note 1 See order information Electrical Characteristics Vec 3 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 Vos 2 Vect0 3 V Transmitter Disable Input Low N nisl 0 0 8 V Transmitter Fault Pull up Resistor Rtx FAULT 4 7 10 kO 2 Transmitter Fault Output High N TSE 2 Vect0 3 V Transmitter Fault Output Low N xp 0 0 8 V Receiver Receiver Differential Output Voltage VDR 0 35 2 0 V 3 Receiver LOS Load RRxLos 4 7 10 kQ 2 LOS Output Voltage High VLosH 2 Vcc 0 3 V LOS Output Voltage Low 0 0 8 V Output Data Rise Fall Time LI L 2 5 nsec 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
9. Low Alarm P 3 28 29 2 TX Power High Warning P 2 30 31 2 TX Power Low Warning P 2 32 33 2 RX Power High Alarm Pot3 34 35 2 RX Power Low Alarm Ps 2 36 37 2 RX Power High Warning Po 2 38 39 2 RX Power Low Warning Ps 40 45 16 Reversed 56 91 36 External Calibration Constants 92 94 3 Reversed 95 1 Checksum 96 97 2 Real Time Temperature 98 99 2 Real Time Supply Voltage 100 101 2 Real Time Tx Bias Current 102 103 2 Real Time Tx Optical Power 104 105 2 Real Time Rx Received Power 106 109 4 Reserved 110 1 Optional Status Control Bits 111 1 Reserved 112 119 8 Optional Set of Alarm and Warning Notes 1 Tc Case Operating temperature 2 3 P Operating optical power of transmitter at room temperature 4 Po Overload optical power of receiver DELTA ELECTRONICS INC lop Operating current at room temperature The min setting current is 0 mA Unit S Volt mA dBm dBm Note Nov 2006 Rev 1D www deltaww com Aneta Ps Sensitivity optical power of receiver 5 Byte 95 contains the low order 8bits of sum of bytes 0 94 6 State Control Bits Byte Bit Name Description 110 7 Tx Disable State Digital state of the Tx disable input pin 110 6 Soft Tx Disable Read Write bit that allow software disable of laser 110 5 Reserved 110 4 Rate Select tate NA 110 3 Soft Rate Select NA 110 2 Tx Fault Digital state of the Tx fault output pin 110 1 LOS Digital state of the LOS output pin 110 0 Data Ready Bar NA 7 O
10. N DC DC ASCII Note 5 Note 5 Note 6 Note 7 Note 8 Address 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 Byte 17 Link length supported for 62 5 125 um 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 DELTA ELECTRONICS INC 10 Hex DC DC DC DC DC DC 68 BO 02 CS2 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ASCII Note 9 Note 10 Nov 2006 Rev 1D www deltaww com Byte 84 91 Date code S Byte 95 Check sum of bytes 64 94 10 Byte 128 to 255 had been set hex 00 Digital Diagnostic Monitoring Interface Alarm and Warning Thresholds 2 Wire Address A2h Address Name Value Dec 00 01 2 Temp High Alarm Tc MAX 15 02 03 2 Temp Low Alarm Tc MIN 04 05 2 Temp High Warning Tc MAX 10 06 07 2 Temp Low Warning Te MIN 10 08 09 2 Voltage High Alarm Vect 5 10 11 2 Voltage Low Alarm Vec 5 12 13 2 Voltage High Warning Vect 3 14 15 2 Voltage Low Warning Vec 3 16 17 2 Bias High Alarm lop 10 18 19 2 Bias Low Alarm lop 5 20 21 2 Bias High Warning lopt7 22 23 2 Bias Low Warning lop 3 24 25 2 TX Power High Alarm P 3 26 27 2 TX Power
11. ic 32 bytes Vender Specific Note User Writable EEPROM Reserved in SFP MSA 120 bytes 128 bytes Vender Specific 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 address A2h then the address of bytes 128 255 User Writable can be read and written 9 Nov 2006 Rev 1D DELTA ELECTRONICS INC www deltaww com Anetta EEPROM Serial ID Memory Contents 2 Wire Address 400 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 41 42 Notes 1 W MN N Byte 3 10 Code for electronic compatibility or optical compatibility Byte 16 Link length supported for 50 125 u m MM fiber units of 10 m Hex 03 04 07 00 00 00 XX XX XX XX XX 01 15 00 00 00 XX XX 00 00 44 45 AC 54 41 20 20 20 20 20 20 20 20 20 20 20 00 00 00 00 PN PN PN ASCII Note 1 Note 2 Note 3 gt ar mo Note4 Address 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 Hex PN PN PN PN PN PN PN PN PN PN PN PN PN 30 30 30 0A CW CW 00 651 00 1A 05 05 SN SN SN SN SN SN SN SN SN SN SN SN SN SN SN S
12. ptional Set of Alarm and Warning Byte Bit Name Description 112 7 Temp High Alarm Set when internal temperature exceeds high alarm level 112 6 Temp Low Alarm Set when internal temperature is below low alarm level 112 5 Vcc High Alarm Set when internal supply voltage exceeds high alarm level 112 4 Vcc Low Alarm Set when internal supply voltage is below low alarm level 112 3 Tx Bias High Alarm Set when Tx Bias current exceeds high alarm level 112 2 Tx Bias Low Alarm Set when Tx Bias current is below low alarm level 112 1 Tx Power High Alarm Set when Tx output power exceeds high alarm level 112 0 Tx Power Low Alarm Set when Tx output power is below low alarm level 113 7 Rx Power High Alarm Set when received power exceeds high alarm level 113 6 Rx Power Low Alarm Set when received power is below low alarm level 113 5 0 Reserved 116 7 Temp High Warning Set when internal temperature exceeds high warning level 116 6 Temp Low Warning Set when internal temperature is below low warning level 116 5 Vcc High Warning Set when internal supply voltage exceeds high warning level 116 4 Vcc Low Warning Set when internal supply voltage is below low warning level 116 3 Tx Bias High Warning Set when Tx Bias current exceeds high warning level 116 2 Tx Bias Low Warning Set when Tx Bias current is below low warning level 116 1 Tx Power High Warning Set when Tx output power exceeds high warning level 116 0 Tx Power Low Warning Set when Tx output power is below low warning level 11
13. rd as viewed Top of Board thru top of board Pin Function Definitions Pin Num Name Function Plug Seq Notes 1 VeeT Transmitter Ground 1 2 TX Fault Transmitter Fault Indication 3 Note 1 d 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 DEF 1 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 VecT 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 VeeT Transmitter Ground 1 Note 5 Plug Seq Pin engagement sequence during hot plugging 4 Nov 2006 Rev 1D DELTA ELECTRONICS INC www deltaww com Aneta Notes 1 3 5 7 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 no
14. rmal operation In the low state the output will be pulled to lt 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 K Q resistor Its states are Low 0 0 8V Transmitter on gt 0 8 lt 2 0V Undefined High 2 0 3 465V Transmitter Disabled Open Transmitter Disabled Mod Det 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 Dei 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 10KQ 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
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