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QSFP+ 40G CWDM4 40km ER4 LC DX Transceiver
40Gbps QSFP+ Transceiver
Model:JFTSM-QSFP+40-CW4-40(ER4)-LCD
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Product Specification
Data Sheets

Product model
JFTSM-QSFP+40-CW4-40(ER4)-LCD
Manufacturer brand
JFOPT
Package type
QSFP+
Optical connector
LC Duplex
Max data rate
40Gbps
Channel data rate
10.3125Gbps
Effective transmission distance
40km
Wavelength
1271nm, 1291nm
1311nm, 1331nm
Operating voltage
3.3V
Fiber type
SMF
Core size
9/125
Transmitter type
DFB CWDM
Receiver type
APD
TX power
-2.7~4.5dBm
Receiver sensitivity
<-21.2dBm
Digital diagnostic monitoring(DDM)
YES
Receiver overload
-4.5dBm
Power consumption
Commercial≤3.5W
Industrial≤4.5W
Protocols
IEEE 802.3ba 40GBASE-ER4
Operating temperature(Commercial)
0℃~+70℃
Storage temperature(Commercial)
-40℃~+85℃
Operating temperature(Industrial)
-40℃~+85℃
Storage temperature(Industrial)
-40℃~+85℃




PRODUCTION LINE INTRODUCTION
 
 

JFOPT continues to invest in optical transceiver production, covering a full range of optical transceiver such as 1*9, SFP, 10G, 25G, 100G, 200G, 400G, 800G GPON/EPON/XG/XGSPON OLT transceiver. At the same time, our company provides TOSA, ROSA, BOSA semi-finished device solutions for the downstream peer. JFOPT's production line has a daily production capacity of 10,000 optical transceivers and 20,000 optical devices. In addition, JFOPT's optical transceiver have industry-leading high temperature resistance and anti-interference capability, and are widely used in computing centers, operators, traffic security, power facilities and other industries.





PRODUCT PRESENTATION
 
 

The JFOPT QSFP+ 40G CWDM4 40km ER4 LC DX transceiver module is designed for 40GbE connections over single mode fiber (SMF) with a range of up to 40km. It adheres to IEEE 802.3ba 40GBASE-ER4 standards and provides digital diagnostics via an I2C interface as outlined by the QSFP+ MSA.





TRANSCEIVER SERIES PRODUCTS
 
 





PRODUCTION & TESTING EQUIPMENT
 
 





FEATURES
 
 
Supports 40Gbps Single 3.3V power supply
Commercial power dissipation <3.5W and and industrial power dissipation <4.5W Up to 40km over SMF
Operating case temperature range of 
Standard: 0°C to 70°C 
Industrial: -40°C to 85°C
Four 10G DFB base CWDM channels on transmitter side
Duplex LC receptacles I2C interface with integrated digital diagnostic monitoring
Safety certification: TUV/UL/FDA RoHS compliant




APPLICATION
 
 





STANDARD COMPLIANCE
 
 





ABSOLUTE MAXIMUM RATINGS
 
 
Parameter Symbol Min. Max. Unit
Storage temperature TS -40 +85 °C
Supply voltage VCC -0.5 3.6 V
Operating relative humidity RH 0 85 %

*Exceeding any one of these values may destroy the device immediately.




RECOMMENDED OPERATING CONDITIONS
 
 
Parameter Symbol Min. Typical Max. Unit
Operating case temperature Tc QSFP+40-CW4-40(ER4)-LCD - +70  °C
-40  - +85  °C
Power supply voltage Vcc 3.135  3.3  3.465  V
Commercial power dissipation PD - - 3.5  W
Industrial power dissipation PD - - 4.5  W
Link distance with G.652 D - - 40  km




PERFORMANCE SPECIFICATIONS - ELECTRICAL
 
 
Parameter Symbol Min. Typ. Max Unit Notes
Supply voltage - 3.1  - 3.47  V -
Supply current Icc - - 1.44  A -
Transmit turn-on time - - - 2000  ms Note3

Transmitter
 
Differential input voltage
swing
Vin,pp 190  - 700  mVp-p -
Input impedance (Differential) Zin 90  100  110  ohms Rin > 100 kohms @
DC

Receiver
 
Differential output voltage
swing
Vout,pp 300  - 850  mVp-p -
AC common mode output
voltage
- - - 7.5  mV RMS
Output impedance
(Differential)
Zout 90  100  110  ohms -
Output transition time - 28  - - ps 20%~80%




40GBASE-ER4 OPERATION
 
 
Parameter
Symbol
Min. Typical Max. Unit

Transmitter
 
Signaling speed per lane BRAVE - 10.3125  11.2  Gbps
Side mode launch power SMSR 30  - - dB
Total average launch power PT - - 10.5  dBm
Lane_0 center wavelength λC0 1264.5  1271  1277.5  nm
Lane_1 center wavelength λC1
1284.5 
1291  1297.5  nm
Lane_2 center wavelength λC2 1304.5  1311  1317.5  nm
Lane_3 center wavelength λC3 1324.5  1331  1337.5  nm
Average launch power per lane Peach -2.7  - 4.5  dBm
Average launch power of OFF transmitter per lane - - - -30  dBm
Relative intensity noise Rin - - -128  dB/Hz
Optical modulation amplitude Poma 0.3  5.0  dBm
Optical return loss tolerance - - - 20  dB
Differnce in launch power between any two lanes Ptx,diff - - 4.7  dB
Transmitter reflectance RT - - -12  dB
Extinction ratio ER 5.5  - - dB
Transmitter eye mask definition{X1, X2, X3, Y1, Y2, Y3} - {0.25 ,0.4 ,0.45 ,0.25 ,0.28 ,0.4} -

Receiver
 
Signaling speed per lane BRAVE - 10.3125  - Gbps
Data rate variation   -100  - +100  ppm
Damage threshold Rdam 3.8  - - dBm
Lane_0 center wavelength λC0 1264.5  1271  1277.5  nm
Lane_1 center wavelength λC1 1284.5  1291  1297.5  nm
Lane_2 center wavelength λC2 1304.5  1311  1317.5  nm
Lane_3 center wavelength λC3 1324.5  1331  1337.5  nm
Average receive power per lane Rpow -21.2  - -4.5  dBm
Receiver sensitivity in OMA per lane Pmin - - -19  dBm
Stressed receiver sensitivity (OMA) per lane RXSRS - - -16.8  dBm

Conditions of stressed receiver sensitivity test:
 
Vertical eye closure penalty VECP - 2.2  - dB
Stressed J2 jitter J2 - 0.3  - UI
Stressed J9 jitter J9 - 0.47  - UI
LOS assert LOSA -35 - - dBm
LOS de-assert LOSD - - -23  dBm
LOS hysteresis - 0.5  - - dB




QSFP+ TRANSCEIVER ELECTRICAL PAD LAYOUT
 
 





PIN ARRANGEMENT AND DEFINITION
 
 
Pin Logic Symbol Description Plug Sequence Notes
1 - GND Ground 1 1
2 CML-I Tx2n Transmitter Inverted Data Input 3 -
3 CML-I Tx2p Transmitter Non-Inverted Data Input 3 -
4 - GND Ground 1 1
5 CML-I Tx4n Transmitter Inverted Data Input 3 -
6 CML-I Tx4p Transmitter Non-Inverted Data Input 3 -
7 - GND Ground 1 1
8 LVTTL-I ModSelL Module Select 3 -
9 LVTTL-I ResetL
Module Reset
3 -
10 - VccRx +3.3V Power Supply Receiver 2 2
11 LVCMOS- I/O SCL 2-wire Serial Interface Clock 3 -
12 LVCMOS- I/O SDA 2-wire Serial Interface Data 3 -
13 - GND Ground 1 1
14 CML-O Rx3p Receiver Non-Inverted Data Output 3 -
15 CML-O Rx3n Receiver Inverted Data Output 3 -
16 - GND Ground 1 1
17 CML-O Rx1p Receiver Non-Inverted Data Output 3 -
18 CML-O Rx1n Receiver Inverted Data Output 3 -
19 - GND Ground 1 1
20 - GND Ground 1 1
21 CML-O Rx2n Receiver Inverted Data Output 3 -
22 CML-O Rx2p Receiver Non-Inverted Data Output 3 -
23 - GND Ground 1 1
24 CML-O Rx4n Receiver Inverted Data Output 3 -
25 CML-O Rx4p Receiver Non-Inverted Data Output 3 -
26 - GND Ground 1 1
27   LVTTL-O ModPrsL Module Present 3 -
28   LVTTL-O   IntL Interrupt 3 -
29 - VccTx +3.3V Power supply transmitter 2 2
30 - Vcc1 +3.3V Power supply 2 2
31   LVTTL-I   LPMode Low Power Mode 3 -
32 - GND Ground 1 1
33 CML-I Tx3p Transmitter Non-Inverted Data Input 3 -
34 CML-I Tx3n Transmitter Inverted Data Input 3 -
35 - GND Ground 1 1
36 CML-I Tx1p Transmitter Non-Inverted Data Input 3 -
37 CML-I Tx1n Transmitter Inverted Data Input 3 -
38 - GND Ground 1 1


1: GND is the symbol for signal and supply (power) common for the QSFP+ module. All are common within the QSFP+ module and all module voltages are referenced to this potential unless otherwise noted. Connect these directly to the host board signal-common ground plane.

2: Vcc Rx, Vcc1 and Vcc Tx are the receiver and transmitter power supplies and shall be applied concurrently. Requirements defined for the host side of the Host Edge Card Connector are listed in Table 6. Recommended host board power supply filtering is shown in Figures 3 and 4. Vcc Rx Vcc1 and Vcc Tx may be internally connected within the QSFP+ Module in any combination. The connector pins are each rated for a maximum current of 500mA.




PRODUCT PACKAGING
 
 





PRODUCT CERTIFICATION
 
 





QUALITY ADVANTAGE
 
 






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