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DELTA ELECTRONICS, INC.

 

1 2008/3/18

Rev. 0A

www.deltaww.com

 

RoHS Compliant 4.25Gb/s Short Wavelength Tri-Rate SFP 
Transceiver for Fiber Channel   

FEATURES 

 

Compliant with SFP transceiver SFF-8472 
MSA specification and Fiber Channel FC-PI-2 

 

850nm VCSEL laser 

 

Built-in digital diagnostic monitoring function

 

Compliant with 4.25/2.125/1.0625 Gb/s Fiber 
Channel (400/200/100-M5/M5E/M6-SN-I) 

 

Compliant with Industry Standard RFT 
Electrical Connector and Cage 

 

Duplex LC connector 

 

Laser Class 1 Product which comply with the 
requirements of IEC 60825-1 and IEC 60825-2

Description 

The LCP-4250A4CDR series are hot pluggable 
3.3V Small-Form-Factor transceiver modules 
designed expressly for high-speed 
communication applications that require rates of 
up to 4.25Gb/s. It is compliant with the Fiber 
Channel standards FC-PI-2, as well as MSA 
SFF-8472. 
 
The LCP-4250A4CDR transceivers provide with 
the LC receptacle that is compatible with the 
industry standard LC

TM

 connector. The 

transceiver is also compatible with industry 
standard RFT connector and cage. 
 
The post-amplifier of the LCP-4250A4CDR also 
includes a LOS (Loss Of Signal) circuit that 
provides a TTL logic-high output when an 
unusable optical signal level is detected. 
 
The LCP-4250A4CDR transceiver is a Class 1 
eye safety product. The optical power levels, 
under normal operation, are at eye safe level. 

Applications 

 

Tri-Rate 1.063/2.125/4.25 Gb/s Fiber Channel

 

 

Up to 400m link over OM3 MMF for 3.072Gbps 
CPRI application

 

 

Transmission Distances

 

 

Data Rate 

OM3 MMF  OM2 MMF  OM1 MMF

4.25Gb/s 380m 150m 70m 

2.125Gb/s 500m 300m 150m 

1.0625Gb/s

860m 550m 300m 

 

Summary of Contents for LCP-4250A4CDR Series

Page 1: ...ication applications that require rates of up to 4 25Gb s It is compliant with the Fiber Channel standards FC PI 2 as well as MSA SFF 8472 The LCP 4250A4CDR transceivers provide with the LC receptacle that is compatible with the industry standard LCTM connector The transceiver is also compatible with industry standard RFT connector and cage The post amplifier of the LCP 4250A4CDR also includes a L...

Page 2: ... Disable Input High VDISH 2 VCC 0 3 V Transmitter Disable Input Low VDISL 0 0 8 V Transmitter Fault Pull up Resistor RTX_FAULT 4 7 10 kΩ 3 Transmitter Fault Output High VTXFH 2 VCC 0 3 V Transmitter Fault Output Low VTXFL 0 0 8 V Receiver Receiver Differential Output Voltage Vout pp 0 3 1 V 4 Receiver LOS Load RRXLOS 4 7 10 kΩ 3 LOS Output Voltage Low VLOSH 2 VCC 0 3 V LOS Output Voltage High VLOS...

Page 3: ... Rev 13 specification and is class 1 laser eye safety Receiver Average Receiver Power Px MAX 3 dBm Sensitivity in OMA 4 25 Gbit s 2 125 Gb s 1 062 Gb s PIN 61 49 31 uW 4 Input Optical Wavelength λ 830 870 nm LOS De asserted Avg PD 19 dBm LOS Asserted Avg PA 30 dBm LOS Hysteresis PD PA 0 5 dB Optical Return Loss ORL 12 dB Notes 1 Into multimode fiber 62 5µm or 50µm diameter 2 Equivalent extinction ...

Page 4: ...D DEF0 Module Definition 0 3 Note 3 Grounded in Module 7 Rate Select 1 2 or 2 4 Gbit s 3 Note 4 Open or Low 1 063Gb s High 2 125Gb s or 4 25Gb s 8 LOS Loss of Signal 3 Note 5 9 VeeR Receiver Ground 1 Note 6 10 VeeR Receiver Ground 1 Note 6 11 VeeR Receiver Ground 1 Note 6 12 RD Inv Received Data Out 3 Note 7 13 RD Received Data Out 3 Note 8 14 VeeR Receiver Ground 1 Note 6 15 VccR Receiver Power 2...

Page 5: ...w indicates normal operation In the low state the output will be pulled to 0 8V 6 VeeR and VeeT may be internally connected within the SFP module 7 RD These are the differential receiver outputs They are AC coupled 100Ω differential lines which should be terminated with 100Ω differential at the user SERDES The AC coupling is done inside the module and is thus not required on the host board The vol...

Page 6: ...uF 10uF RES1 RES1 100 Ohms RES1 RES1 RES1 10k Ohms 100 Ohms VCC Protocol Vcc SerDes IC Protocol IC PLD PAL Mod_def 2 Mod_def 1 Mod_def 0 3 3V 3 3V DELTA SFP Module Preamp Tx_Disable Quantizer Tx_Fault TD TD VeeT RD RD Rx_LOS VeeR Tx_Disable Tx_Fault Rx_LOS RES1 4 7k to 10k Ohms VccT VccR Laser Driver Depands on SerDes IC used EEPROM Rate Select Rate Select 30k Ohms ...

Page 7: ...DELTA ELECTRONICS INC 7 2008 3 18 Rev 0A www deltaww com Package Outline Drawing for Metal Housing with Bail de latch Complies with 21 CFR 1040 10 and 1040 11 Made in x FS ...

Page 8: ... 5 LOS Assert Time t_loss_on 100 µsec 6 LOS Deassert Time t_loss_off 100 µsec 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...

Page 9: ...wire address 1010001 X A2h 0 0 55 Alarm and Warning Thresholds 56 bytes 95 Serial ID Defined by SFP MSA 96 bytes 56 95 Cal Constants 40 bytes 96 96 119 Real Time Diagnostic Interface 24 bytes 127 Vender Specific 32 bytes 120 127 Vender Specific Note 128 128 247 User Writable EEPROM 120 bytes 255 Reserved in SFP MSA 128 bytes 248 255 Vender Specific 8 bytes Digital Diagnostic Memory Map Specific Da...

Page 10: ... 21 45 E 64 00 107 00 22 4C L 65 3A 108 00 23 54 T 66 00 109 00 24 41 A 67 75 110 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 77 SN 120 00 35 20 78 SN 121 00 36 00 79 SN 122 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 0...

Page 11: ...X Power High Warning P 2 30 31 2 TX Power Low Warning P 2 dBm 3 32 33 2 RX Power High Alarm P0 3 34 35 2 RX Power Low Alarm PS 2 36 37 2 RX Power High Warning P0 2 38 39 2 RX Power Low Warning PS dBm 4 40 45 16 Reversed 56 91 36 External Calibration Constants 92 94 3 Reversed 95 1 Checksum 5 96 97 2 Real Time Temperature 98 99 2 Real Time Supply Voltage 100 101 2 Real Time Tx Bias Current 102 103 ...

Page 12: ...ow 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 voltag...

Page 13: ... 4 3 IEC 1000 4 3 5 3 Immunity Electrostatic Discharge to the Duplex SC Receptacle EN 61000 4 2 IEC 1000 4 2 IEC 801 2 5 4 Electrostatic Discharge to the Electrical Pins MIL STD 883C Method 3015 4 EIAJ 1988 3 2B Version 2 Machine model 5 1 Satisfied with electrical characteristics of product spec 2 No physical damage Ordering information for SFP modules LCP 4250A4CDRX1 X1 Temperature Blank 5 to 70...

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