Committed to becoming a technical expert and leader in the field of industrial communication bus interconnection
GYLQ-1640G-10，40Gbps 10km Duplex LC QSFP+
We support OEM & ODM orders. Please feel free to contact with us if you need.
- Product Description
- Specification Parameters
- Product Dimensions
- Installation Instructions
- Equipment Grounding
- Power Connection
- Ordering Information
-
- Commodity name: GYLQ-1640G-10，40Gbps 10km Duplex LC QSFP+
Features
Supports 41.2Gbps aggregate bit rates
Uncooled 4x10.3Gbps CWDM transmitter
High-sensitivity PIN-TIA receiver
Up to 10km on SMF
Duplex LC receptacles
Hot pluggable QSFP+ form factor
Power dissipation < 3.5W
All-metal housing for superior EMI performance
RoHS6 compliant (lead free)
Operating case temperature:
Commercial: 0ºC to +70°C
Applications
40GBASE-LR4
InfiniBand QDR and DDR interconnects
40G Telecom connections
Standards
Compliant with SFF-8436
Compliant with SFF-8636
Compatible with IEEE802.3ba
Description
The QSFP+ transceivers are designed for use in 40-Gigabit Ethernet links up to 10km over Single Mode Fiber.
-
Module Block Diagram
Absolute Maximum Ratings
Parameter
Symbol
Min.
Typical
Max.
Unit
Power Supply Voltage
VCC
0
3.6
V
Storage Temperature
Ts
-40
+85
°C
Relative Humidity
RH
0
85
%
RX Input Average Power per Lane
Pmax
-
3.5
dBm
Recommended Operating Environment
Parameter
Symbol
Min.
Typical
Max.
Unit
Power Supply Voltage
VCC
3.13
3.3
3.46
V
Power Supply Current
ICC
1000
mA
Power Dissipation
PD
3.5
W
Operating Case Temperature
TC
0
+70
°C
Aggregate Data Rate
-
41.25
Gbps
Bit Rate per Lane
BR
10.3125
Gbps
Electrical CharacteristicsParameter
Symbol
Min.
Typical
Max.
Unit
Note
Transmitter Section
Input Differential Impedance
Rin
90
100
110
Ω
Differential Data Input Swing
Vin PP
180
1000
mV
1
Receiver Section
Differential Data Output Swing
Vout PP
300
850
mV
Notes:
- Connected directly to TX data input pins. AC coupling from pins into laser driver IC.
Optical Parameters
Parameter
Symbol
Min.
Typical
Max.
Unit
Note
Transmitter Section
Lane Centre Wavelength (range)
λ0
1264.5
1271
1277.5
nm
λ1
1284.5
1291
1297.5
nm
λ2
1304.5
1311
1317.5
nm
λ3
1324.5
1331
1337.5
nm
Spectral Width (-20dB)
Δλ
1
nm
Side Mode Suppression Ratio
SMSR
30
dB
Average Optical Power per Lane
Pout
-7.0
+2.3
dBm
1
OMA Power per Lane
OMA
-4
3.5
dBm
1
Laser Off Power per Lane
Poff
-
-
-30
dBm
Extinction Ratio
ER
3.5
-
-
dB
2
Relative Intensity Noise
RIN
-
-
-128
dB/Hz
Optical Return Loss Tolerance
-
-
20
dB
Transmitter eye mask definition
{X1, X2, X3, Y1, Y2, Y3}
Compliant with IEEE802.3ba
{0.25, 0.4, 0.45, 0.25, 0.28, 0.4}
2
Receiver Section
Lane Center Wavelength (range)
λ0
1264.5
1277.5
nm
λ1
1284.5
1297.5
nm
λ2
1304.5
1317.5
nm
λ3
1324.5
1337.5
nm
Average Receiver Power per Lane
RXPX
-13.7
2.3
dBm
3
OMA Sensitivity per Lane
RXsens
-11.5
dBm
3
Los Assert
LOSA
-30
-
-
dBm
Los Dessert
LOSD
-
-
-16
dBm
Los Hysteresis
LOSH
0.5
-
5
dB
Overload per Lane
Pin-max
-
-
2.3
dBm
3
Receiver Reflectance
-
-
-12
dB
Damage Threshold per Lane
-
-
3.5
dBm
Notes:
1. The optical power is launched into 9/125µm SMF.
2. Measured with a PRBS 231-1 test pattern @10.3125Gbps.
3. Measured with a PRBS 231-1 test pattern @10.3125Gbps, ER=4dB, BER <10-12.
Pin Descriptions
Pin
Symbol
Description
Plug Seq.
Notes
1
Ground
Ground
1
1
2
Tx2n
Transmitter Inverted Data Input
3
3
Tx2p
Transmitter Non-Inverted Data Input
3
4
Ground
Ground
1
1
5
Tx4n
Transmitter Inverted Data Input
3
6
Tx4p
Transmitter Non-Inverted Data Input
3
7
Ground
Ground
1
1
8
ModSelL
Module Select
3
9
ResetL
Module Reset
3
10
VccRx
+3.3 V Power supply receiver
2
2
11
SCL
2-wire serial interface clock
3
12
SDA
2-wire serial interface data
3
13
Ground
Ground
1
1
14
Rx3p
Transmitter Non-Inverted Data Input
3
15
Rx3n
Transmitter Inverted Data Input
3
16
Ground
Ground
1
1
17
Rx1p
Transmitter Non-Inverted Data Input
3
18
Rx1n
Transmitter Inverted Data Input
3
19
Ground
Ground
1
1
20
Ground
Ground
1
1
21
Rx2n
Transmitter Inverted Data Input
3
22
Rx2p
Transmitter Non-Inverted Data Input
3
23
Ground
Ground
1
1
24
Rx4n
Transmitter Inverted Data Input
3
25
Rx4p
Transmitter Non-Inverted Data Input
3
26
Ground
Ground
1
1
27
ModPrsL
Module Present
3
28
IntL
Interrupt
3
29
VccTx
+3.3 V Power supply transmitter
2
2
30
Vcc1
+3.3 V Power Supply
2
2
31
LPMode
Low Power Mode
3
32
Ground
Ground
1
1
33
Tx3p
Transmitter Non-Inverted Data Input
3
34
Tx3n
Transmitter Inverted Data Input
3
35
Ground
Ground
1
1
36
Tx1p
Transmitter Non-Inverted Data Input
3
37
Tx1n
Transmitter Inverted Data Input
3
38
Ground
Ground
1
1
Notes:
Plug Seq.: Pin engagement sequence during hot plugging.
1. Module ground pins GND are isolated from the module case.
2. VccRx, Vcc1 and VccTx are the receiver and transmitter power supplies and shall be applied concurrently.
- Connected directly to TX data input pins. AC coupling from pins into laser driver IC.
-
Recommended Power Interface Circuit
Recommended Interface Circuit
-
Part Number
Product Description
GYLQ-1640G-10
40Gbps QSFP+ LR4, 10km on SMF, 0ºC ~ +70ºC, With DDM.
Key words:
GYLQ-1640G-10，40Gbps 10km Duplex LC QSFP+
Previous： GYLQ-8540G-02-M
Series of Products
Get a Free Quote
PLEASE LEAVE YOUR MESSAGE AND WE WILL CONTACT YOU AS SOON AS WE RECEIVE IT!
FAQ
Q
How can I request a tailored solution or contact for business collaboration?
A
Please reach out through our Contact page or send an inquiry to our business team for prompt assistance and customized service offerings.
Q
Does Gengyuan support large-scale network deployments?
A
Yes, our solutions (e.g., 10-gig fiber optic rings) are designed for scalability and self-healing in large networks, ideal for widespread industrial and infrastructure applications.
Q
How does Gengyuan integrate AI into communication solutions?
A
We combine advanced communication bus technology with AI and security features to enable smarter, efficient, and secure industrial interconnectivity.
Q
What kind of technical support and R&D capability does Gengyuan offer?
A
We have full R&D capabilities, over 60 sets of R&D testing instruments, and a 2,000+ square meter production line to ensure product quality and innovation.
Contact Us
Whatsapp：+966 564618242
Phone：+86-15198078772
Address : 4th Floor, Matian Center, No. 15, West Train South Station Road, Wuhou District, Chengdu City, Sichuan Province