background image

 

LCP-2488A4EDRxM

 

DELTA ELECTRONICS, INC.

 

 Nov., 2006

Rev. 0A

www.deltaww.com

 

Absolute Maximum Ratings 

Parameter Symbol

Min. 

Typ. 

Max. 

Unit 

Note 

Storage Temperature 

Ts 

-40 

 

85 

ºC 

 

Supply Voltage 

V

CC

 0    5  V 

 

Recommended Operating Conditions 

Parameter Symbol

Min. 

Typ. 

Max. 

Unit 

Note 

Case Operating Temperature 

T

C

 -5    70  ºC 

Supply Voltage 

V

CC

 3.135

  3.465

 

Note 1: See order information 

Electrical Characteristics 

(V

CC

=3.3V 

±

 5%) 

Parameter Symbol

Min. 

Typ. 

Max. 

Unit 

Note 

Total Supply Current 

I

CCT

    250 mA 

 

Transmitter 

Transmitter Differential Input Voltage 

V

DT

 

0.5  2.4  V 

Transmitter Disable Input-High 

V

DISH

 2   

V

CC

+0.3

V  

Transmitter Disable Input-Low 

V

DISL

 0    0.8  V 

 

Transmitter Fault Pull up Resistor 

R

TX_FAULT

4.7   10  k

 2 

Transmitter Fault Output-High 

V

TXFH

 2   

V

CC

+0.3

V  

Transmitter Fault Output-Low 

V

TXFL

 0    0.8  V 

 

Receiver 

Receiver Differential Output Voltage 

V

DR

 0.35 0.7  2 

Receiver LOS Load 

R

RXLOS

 4.7 

 

10 

k

 2 

LOS Output Voltage-High 

V

LOSH

 2   

V

CC

+0.3

V  

LOS Output Voltage-Low 

V

LOSL

 0    0.8  V 

 

Output Data Rise/Fall Time 

t

r

/ t

f

    200 

psec  4 

 
Notes: 

1.  Internally AC coupled and terminated to 100Ohm differential load. 

2.  Pull up to V

CC

 on host Board   

3.  Internally AC coupled, but requires a 100 Ohm differential termination at or internal to Serializer/ 

Deserializer. 

4.  These are 20%~80% values 

Summary of Contents for LCP-2488A4EDRxM

Page 1: ...ctor transceiver modules designed expressly for high speed communication applications that require rates up to 2 5Gb s The transceiver is data rate transparent which means it can comply with Gigabit Ethernet as specified in IEEE Std 802 3 and Fibre Channel FC PI 13 0 They are compatible with SONET OC 48 SONET OC 12 and SONET OC 3 standards The LCP 2488A4EDRxM is designed to be compliant with SFF 8...

Page 2: ...ge VDT 0 5 2 4 V 1 Transmitter 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 2 Transmitter Fault Output High VTXFH 2 VCC 0 3 V Transmitter Fault Output Low VTXFL 0 0 8 V Receiver Receiver Differential Output Voltage VDR 0 35 0 7 2 V 3 Receiver LOS Load RRXLOS 4 7 10 kΩ 2 LOS Output Voltage High VLOSH 2 VCC 0 ...

Page 3: ...l Gigabit Ethernet OC 12 OC 3 PIN 17 17 17 20 21 dBm 2 3 3 2 2 Input Optical Wavelength λ 850 nm LOS De asserted 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 Measured with 9dB extinction ratio light source and PRBS 223 1 test pattern 3 Measured with 9dB extinction ratio light source and PRBS 27 1 test pattern Mean level of ...

Page 4: ...re serial ID interface 6 MOD DEF0 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 ...

Page 5: ...operation In the low state the output will be pulled to 0 8V 5 VeeR and VeeT may be internally connected within the SFP module 6 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 voltage swing on these...

Page 6: ...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 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 ...

Page 7: ...LCP 2488A4EDRxM DELTA ELECTRONICS INC 7 Nov 2006 Rev 0A www deltaww com Package Outline Drawing ...

Page 8: ...10 μsec 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 f...

Page 9: ...X A0h 2 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 Spe...

Page 10: ... 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 7 111 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 Note4 83 SN 12...

Page 11: ...ing IOP 3 mA 2 24 25 2 TX Power High Alarm P 3 26 27 2 TX Power Low Alarm P 3 28 29 2 TX 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 Te...

Page 12: ...arm 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 S...

Page 13: ...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 2488X1X2X3X4X5X6X7 X1 Fiber A Multi mode 850nm X5 R RoHS Compliant X2 Power Supply Voltage and SD Level 4 3 3...

Reviews: