Instruction/ maintenance manual of the product LCP-1250A4FDRx Delta Electronics
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DEL T A ELECT RONICS, INC. 1 Oct., 2006 Rev . 6F www .deltaww .com RoHS Compliant Multimode SFP T ransceiver for GbE and Fiber Channel FEATURES Compliant with SFP T ransceiver SFF-8472 MSA specification with internal calibration Compliant with S pecifications for IEEE 802.
DEL T A ELECT RONICS, INC. 2 Oct., 2006 Rev . 6F www .deltaww .com Absolute Maximum Ratings Parameter Symbol Min. T yp. Max. Unit Note S torage T emperature T s -40 85 ºC Supply V oltage V CC 0 5 V Recommended Operating Conditions Parameter Symbol Min.
DEL T A ELECT RONICS, INC. 3 Oct., 2006 Rev . 6F www .deltaww .com Optical Characteristics (V CC =3.3V ± 5%, Dat a Rate=1250Mb/sec, PRBS=2 7 -1 NRZ) Parameter Symbol Min. T yp. Max. Unit Note Transmitter Output Optical Power (Avg.) P O -9.5 -4 dBm Optical Extinction Ratio ER 9 dB Center W avelength λ C 830 850 860 nm S pectral Width (RMS) σ 0.
DEL T A ELECT RONICS, INC. 4 Oct., 2006 Rev . 6F www .deltaww .com SFP Transceiver Elect rical Pad Layout Pin Function Definitions Pin Num. Name Function Plug Seq.
DEL T A ELECT RONICS, INC. 5 Oct., 2006 Rev . 6F www .deltaww .com Notes: 1) TX Fault is an open collector /drain output, which sho uld be pulled up with a 4.7K – 10K resistor o n the host board. Pull up voltage bet ween 2.0V and VccT, R+0.3V. W hen high, output indicates a laser fault of some kind.
DEL T A ELECT RONICS, INC. 6 Oct., 2006 Rev . 6F www .deltaww .com Recommend Circuit Schematic Laser D iode Photo Diode 1uH 1uH 0.1uF 10uF 0.1uF 0.01uF 0.01uF 0.01uF 0.01uF 0.1uF 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.
DEL T A ELECT RONICS, INC. 7 Oct., 2006 Rev . 6F www .deltaww .com Package Outline Drawing.
DEL T A ELECT RONICS, INC. 8 Oct., 2006 Rev . 6F www .deltaww .com SFP timing p arameters for SFP management Parameter Symbol Min. Max. Unit Note TX_DISABLE Assert time t_off 10 µ sec 1 TX_DISABLE Ne.
DEL T A ELECT RONICS, INC. 9 Oct., 2006 Rev . 6F www .deltaww .com Enhanced Digit al Diagnostic Interface The memory map in the follo wing describes an extension to the memory map defin ed in SFP MSA.
DEL T A ELECT RONICS, INC. 10 Oct., 2006 Rev . 6F www .deltaww .com EEPROM Serial ID Memory Co ntent s (2-Wire Address A0h) Address Hex ASCII Address Hex A SCII Add ress Hex ASCII 00 03 43 PN 86 DC 01.
DEL T A ELECT RONICS, INC. 1 1 Oct., 2006 Rev . 6F www .deltaww .com 9) Byte 128 to 255 had been set hex 00. Digit al Diagnostic Monitoring Interface Alarm and W arning Thresholds (2-Wire Address A2h) Address # Bytes Name V alue (Dec.) Unit Note 00-01 2 T emp High Alarm T C (MAX.
DEL T A ELECT RONICS, INC. 12 Oct., 2006 Rev . 6F www .deltaww .com 6) St ate/ Control Bits Byte Bit Name Description 1 10 7 Tx Disable St ate Digital state of the Tx disable input pin 1 10 6 Soft T x.
DEL T A ELECT RONICS, INC. 13 Oct., 2006 Rev . 6F www .deltaww .com Regulatory Compliance T es t Item Reference Qty’ Evaluation (#1) Electromagnetic Interference EMC FCC Class B EN 55022 Class B CIS.
DEL T A ELECT RONICS, INC. 14 Oct., 2006 Rev . 6F www .deltaww .com Revision History Rev Date Contents 6A Aug, 2005 1. Separated from single mod e series 6B Dec, 2005 1. Add RoHS compliant p art numbers 2. Modify TX and RX rise/fall time 6C Mar , 2006 1.
An important point after buying a device Delta Electronics LCP-1250A4FDRx (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
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If you already are a holder of Delta Electronics LCP-1250A4FDRx, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Delta Electronics LCP-1250A4FDRx.
However, one of the most important roles played by the user manual is to help in solving problems with Delta Electronics LCP-1250A4FDRx. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Delta Electronics LCP-1250A4FDRx along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
