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Fiber Optical Module 1.25g CWDM SFP Transceiver 1270 to 1610nm 20km pictures & photos
Fiber Optical Module 1.25g CWDM SFP Transceiver 1270 to 1610nm 20km pictures & photos
Fiber Optical Module 1.25g CWDM SFP Transceiver 1270 to 1610nm 20km pictures & photos
Fiber Optical Module 1.25g CWDM SFP Transceiver 1270 to 1610nm 20km pictures & photos
Fiber Optical Module 1.25g CWDM SFP Transceiver 1270 to 1610nm 20km pictures & photos
Fiber Optical Module 1.25g CWDM SFP Transceiver 1270 to 1610nm 20km pictures & photos
  • Fiber Optical Module 1.25g CWDM SFP Transceiver 1270 to 1610nm 20km
  • Fiber Optical Module 1.25g CWDM SFP Transceiver 1270 to 1610nm 20km
  • Fiber Optical Module 1.25g CWDM SFP Transceiver 1270 to 1610nm 20km
  • Fiber Optical Module 1.25g CWDM SFP Transceiver 1270 to 1610nm 20km
  • Fiber Optical Module 1.25g CWDM SFP Transceiver 1270 to 1610nm 20km
  • Fiber Optical Module 1.25g CWDM SFP Transceiver 1270 to 1610nm 20km
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Fiber Optical Module 1.25g CWDM SFP Transceiver 1270 to 1610nm 20km

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US $3.00-50.00 / Piece | 1 Piece (Min. Order)
Usage: Telephone, Computer, Workstation, Server, Data Center Enterprise, Communication Transmision
Type: Data Transmission
Support Network: Ethernet
Certification: CE, ISO, RoHS, FCC RoHS
Condition: New
Information: Data, Voice, Message
Customization:
Available
| Customized Request
Shenzhen Link-All Technology Co., Ltd.
Gold Member Since 2018

Suppliers with verified business licenses

Manufacturer/Factory

Product Description

Company Info.

Basic Info.

Model NO.
LADX-CWDM-1.25A
Transport Package
Blister Pack
Trademark
Linksall
Origin
China
HS Code
8517706000
Production Capacity
100, 000 Per Year

Product Description

 
    SFP Pluggable, Duplex LC, +3.3V, 1270~1610nm, DFB-LD, DDMI
 
  1. Features      
                                     
  • 16 CWDM Wavelengths Available
  • Hot-Pluggable Duplex LC Connector
  • Single +3.3V Power Supply
  • Operating Temperature from 0°C to +70°C
  • Monitoring Interface, Compliant with SFF-8472
  • Compliant with ITU-T G694.2
  • Compliant with Telcordia (Bellcore) GR-468-CORE
  • Designed to Meet Laser Class1 Compliant with IEC60825-1
  • With Real Time Monitors of
    • Transmitter Output Power
    • Receiver Input Power
    • Laser Bias Current
    • Temperature
    • Supply Voltage
  • RoHS Compliant
 
  1. Applications
 
  • Metro/Access Networks
  • Gigabit Ethernet
  • 1×Fiber Channel
  • Other Optical Links
 
  1. Description

    CWDM Transceiver products provide optical networking equipment manufacturers with a timely and cost effective tool in supporting the unceasing demand for higher bandwidth equipment build-outs in the enterprise access and metropolitan area networks. There are 8 center wavelengths available from 1470nm to 1610nm. The 20nm channel spacing allows for un-cooled laser operation, a high yield manufacturing process, and lower cost Mux/De-mux technology, thus providing a complete cost-effective solution for various data and telecom applications.
 
  1. Specification
 
  • Electrical and Optical Characteristics (Condition: Tc= Top)
Parameter Symbol Min. Typical Max. Unit
Transmitter Differential Input Voltage +/-TX_DAT 200   2400 mV p-p
Supply Current ICC   130 180 mA
Tx_Disable Input Voltage - Low VIL 0   0.8 V
Tx_Disable Input Voltage - High VIH 2.0   Vcc V
Tx_Fault Output Voltage - Low VOL 0   0.8 V
Tx_Fault Output Voltage - High VOH 2.0   Vcc V
Receiver Differential Output Volt +/-RX_DAT 600   1400 mV p-p
Rx_LOS Output Voltage- Low VOL 0   0.8 V
Rx_LOS Output Voltage- High VOH 2.0   Vcc V
TX
Parameter Symbol Min. Typical Max. Unit
Data Rate B - 1.25 - Gb/s
Output Center Wavelength(0~70°C) lC l-4 l l+7.5 nm
Output Spectral Width △l - - 1 nm
Average Output Power PO 0 - +5 dBm
Extinction Ratio E.R. 10 - - dB
Rise and Fall Time (20~80%) Tr -   0.26  ns
Data Input Voltage-High VIHS Vcc-1.16 - Vcc-0.89 V
Data Input Voltage -Low VILS Vcc-1.82 - Vcc-1.48 V
Supply Current ICC - - 120 mA
Output Optical Eye Compliant with IEEE802.3
RX
Parameter Symbol Min. Typical Max. Unit
Date Rate B - 1.25 - Gb/s
Receive Sensitivity S - - -24 dBm
Maximum Input Power Pmax -3 - - dBm
Operating Wavelength λc 1100 - 1620 nm
Signal Detect Threshold-Assertion: SDHIGH     -26 dBm
Signal Detect Threshold-Deassertion: SDLOW -36     dBm
Hysteresis -   2.0   dBm
Supply Current ICC - - 100 mA
Rise and Fall Time (20~80%) Tr/Tf     0.29 ns
Output High Voltage VOH Vcc-1.03 - Vcc-0.89 V
Output Low Voltage VOL Vcc-1.82 - Vcc-1.63 V
Alarm Output Interface LV-TTL
                   
 
  • Absolute Maximum Ratings (TC=25ºC)
Parameter Symbol Min. Max. Unit
Storage Temperature Tst -40 +85 °C
Operating Temperature Top 0 +70 °C
Supply Voltage Vcc 0 Vcc V
Output Current Io 0 30 mA
 
  • Recommended Operating Environment
Parameter Symbol Min. Max. Unit
Supply Voltage VCC +3.1 +3.5 V
Ambient Operating Temperature TA 0 70 °C
 
  • Timing Characteristics
Parameter Symbol Min. Typical Max. Unit
TX_DISABLE Assert Time t_off   3 10 Usec
TX_DISABLE Negate Time t_on   0.5 1 msec
Time to Initialize Include Reset of TX_FAULT t_int   30 300 msec
TX_FAULT from Fault to Assertion t_fault   20 100 Usec
TX_DISBEL Time to Start Reset t_reset 10     Usec
Receiver Loss of Signal Assert Time (Off to On) TA,RX_LOS     100 Usec
Receiver Loss of Signal Assert Time (On to Off) Td,RX_LOS     100 Usec
 
  • Digital Diagnostic Monitor Characteristics
Parameter Min. Unit
Tx Output Power Accuracy ±3.0 DBm
Rx Input Power Accuracy ±3.0 DBm
Laser Bias Current Accuracy ±1 0 %
Transceiver Internal Temperature Accuracy ±3.0 °C
Transceiver Internal Supply Voltage Accuracy ±0.1 V
 
  1. Serial ID Memory Contents:
 
Data Address Length
(Byte)		 Name of
Length		 Description and Contents
Base ID Fields
0 1 Identifier Type of Serial transceiver (03h=SFP)
1 1 Reserved Extended identifier of type serial transceiver (04h)
2 1 Connector Code of optical connector type (07=LC)
3-10 8 Transceiver Gigabit Ethernet 1000Base-SX & Fiber Channel
11 1 Encoding 8B10B (01h)
12 1 BR, Nominal Nominal baud rate, unit of 100Mbps
13-14 2 Reserved (0000h)
15 1 Length(9um) Link length supported for 9/125um fiber, units of 100m
16 1 Length(50um) Link length supported for 50/125um fiber, units of 10m
17 1 Length(62.5um) Link length supported for 62.5/125um fiber, units of 10m
18 1 Length (Copper) Link length supported for copper, units of meters
19 1 Reserved  
20-35 16 Vendor Name SFP vendor name
36 1 Reserved  
37-39 3 Vendor OUI SFP transceiver vendor OUI ID
40-55 16 Vendor PN Part Number: "LAS24-xxxxxx" (ASCII)
56-59 4 Vendor rev Revision level for part number
60-62 3 Reserved  
63 1 CCID Least significant byte of sum of data in address 0-62
Extended ID Fields
64-65 2 Option Indicates which optical SFP signals are implemented
(001Ah = LOS, TX_FAULT, TX_DISABLE all supported)
66 1 BR, max Upper bit rate margin, units of %
67 1 BR, min Lower bit rate margin, units of %
68-83 16 Vendor SN Serial number (ASCII)
84-91 8 Date code Manufacturing date code
92-94 3 Reserved  
95 1 CCEX Check code for the extended ID Fields (addresses 64 to 94)
Vendor Specific ID Fields
96-127 32 Readable Specific date, read only
 
  1. Serial ID Memory Contents: (A2H)
 
Address # Bytes Name Description
00-01 2 Temp High Alarm MSB at low address
02-03 2 Temp Low Alarm MSB at low address
04-05 2 Temp High Warning MSB at low address
06-07 2 Temp Low Warning MSB at low address
08-09 2 Voltage High Alarm MSB at low address
10-11 2 Voltage Low Alarm MSB at low address
12-13 2 Voltage High Warning MSB at low address
14-15 2 Voltage Low Warning MSB at low address
16-17 2 Bias High Alarm MSB at low address
18-19 2 Bias Low Alarm MSB at low address
20-21 2 Bias High Warning MSB at low address
22-23 2 Bias Low Warning MSB at low address
24-25 2 TX Power High Alarm MSB at low address
26-27 2 TX Power Low Alarm MSB at low address
28-29 2 TX Power High Warning MSB at low address
30-31 2 TX Power Low Warning MSB at low address
32-33 2 RX Power High Alarm MSB at low address
34-35 2 RX Power Low Alarm MSB at low address
36-37 2 RX Power High Warning MSB at low address
38-39 2 RX Power Low Warning MSB at low address
40-55 16 Reserved Reserved for future monitored quantities
 
Address # Bytes Name Description
56-59 4 Rx_PWR(4) Single precision floating point calibration data - Rx optical power.
Bit 7 of byte 56 is MSB. Bit 0 of byte 59 is LSB.
60-63 4 Rx_PWR(3) Single precision floating point calibration data - Rx optical power.
Bit 7 of byte 60 is MSB. Bit 0 of byte 63 is LSB.
64-67 4 Rx_PWR(2) Single precision floating point calibration data - Rx optical power.
Bit 7 of byte 64 is MSB, bit 0 of byte 67 is LSB.
68-71 4 Rx_PWR(1) Single precision floating point calibration data - Rx optical power.
Bit 7 of byte 68 is MSB, bit 0 of byte 71 is LSB.
72-75 4 Rx_PWR(0) Single precision floating point calibration data - Rx optical power.
Bit 7 of byte 72 is MSB, bit 0 of byte 75 is LSB.
76-77 2 Tx_I(Slope) Fixed decimal (unsigned) calibration data, laser bias current.
Bit 7 of byte 76 is MSB, bit 0 of byte 77 is LSB.
78-79 2 Tx_I(Offset) Fixed decimal (signed two's complement) calibration data,
laser bias current.
Bit 7 of byte 78 is MSB, bit 0 of byte 79 is LSB
80-81 2 Tx_PWR(Slope) Fixed decimal (unsigned) calibration data,
Transmitter coupled output power.
Bit 7 of byte 80 is MSB, bit 0 of byte81 is LSB.
82-83 2 Tx_PWR(Offset) Fixed decimal (signed two's complement) calibration data,
transmitter coupled output power.
Bit 7 of byte 82 is MSB, bit 0 of byte 83 is LSB.
84-85 2 T(Slope) Fixed decimal (unsigned) calibration data,
internal module temperature.
Bit 7 of byte 84 is MSB, bit 0 of byte 85 is LSB.
86-87 2 T(Offset) Fixed decimal (signed two's complement) calibration data,
internal module temperature.
Bit 7 of byte 86 is MSB, bit 0 of byte 87 is LSB.
88-89 2 V(Slope) Fixed decimal (unsigned) calibration data,
internal module supply voltage.
Bit 7 of byte 88 is MSB, bit 0 of byte 89 is LSB.
90-91 2 V(Offset) Fixed decimal (signed two's complement) calibration data,
internal module supply voltage.
Bit 7 of byte 90 is MSB. Bit 0 of byte 91 is LSB.
92-95 4 Reserved Reserved
 
Byte Bit Name Description
Converted analog values. Calibrated 16bit data
96 All Temperature MSB Internally measured module temperature.
97 All Temperature LSB  
98 All Vcc MSB Internally measured supply voltage in transceiver.
99 All Vcc LSB  
100 All TX Bias MSB Internally measured TX Bias Current.
101 All TX Bias LSB  
102 All TX Power MSB Measured TX output power.
103 All TX Power LSB  
104 All RX Power MSB Measured RX input power.
105 All RX Power LSB  
106 All Reserved MSB Reserved for 1st future definition of digitized analog input
107 All Reserved LSB Reserved for 1st future definition of digitized analog input
108 All Reserved MSB Reserved for 2nd future definition of digitized analog input
109 All Reserved LSB Reserved for 2nd future definition of digitized analog input
Optional Status/Control Bits
110 7 TX Disable State Digital state of the TX Disable Input Pin. Not supported.
110 6 Soft TX Disable Read/write bit that allows software disable of laser.
Not supported.
110 5 Reserved  
110 4 RX Rate Select State Digital state of the SFP RX Rate Select Input Pin.
Not supported.
110 3 Soft RX Rate Select Read/write bit that allows software RX rate select.
      Not supported.
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 Indicates transceiver has achieved power up and data is ready
111 7-0 Reserved Reserved.
 
Byte Bit Name Description
Reserved Optional Alarm and Warning Flag Bits
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 Reserved Alarm  
113 4 Reserved Alarm  
113 3 Reserved Alarm  
113 2 Reserved Alarm  
113 1 Reserved Alarm  
113 0 Reserved Alarm  
114 All Reserved  
115 All 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.
117 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 Reserved Warning  
117 4 Reserved Warning  
117 3 Reserved Warning  
117 2 Reserved Warning  
117 1 Reserved Warning  
117 0 Reserved Warning  
118 All Reserved  
119 All Reserved  
 
Byte # Byte Name Description
120-127 8 Vendor Specific 00h.
128-255 128   Writable Memory



Fiber Optical Module 1.25g CWDM SFP Transceiver 1270 to 1610nm 20kmFiber Optical Module 1.25g CWDM SFP Transceiver 1270 to 1610nm 20km
Fiber Optical Module 1.25g CWDM SFP Transceiver 1270 to 1610nm 20kmFiber Optical Module 1.25g CWDM SFP Transceiver 1270 to 1610nm 20kmFiber Optical Module 1.25g CWDM SFP Transceiver 1270 to 1610nm 20km

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Shenzhen Link-All Technology Co., Ltd.
Gold Member Since 2018

Suppliers with verified business licenses

Manufacturer/Factory
Registered Capital
10000000 RMB
Plant Area
>2000 square meters
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