Fibertop - Global Optical Module Manufacturer -HPC,Data Center

100G QSFP28 LR1 20km Single Lambda Transceiver

100G QSFP28 LR1 20km Single Lambda Transceiver

SKU: QFP-PM31HG-S5DC
Product Highlights
Lane signaling rate 106.25Gb/s with PAM4
Up to 20km transmission on SMF
EML Laser and PIN receiver
4x25.78Gb/s with NRZ electrical interface (CAUI-4)
Support KP4 FEC inside the module
High speed I/O electrical interface
I2C interface with integrated Digital Diagnostic monitoring
QSFP28 MSA package with duplex LC connector
Compliant to 802.3cu, SFF-8636&SFF-8679 standard
Compliant to 100G Lambda MSA 100G-LR1 Optical Specifications

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100G QSFP28 LR1 20km Single Lambda Transceiver

QFP-PM31HG-20DC, 100G QSFP28 LR1 transceiver, 100G LR1 20km optical module, QSFP28 long reach single mode module, 1311nm TEC EML QSFP28 LR1, PAM4 106.25Gbps QSFP28, KP4 FEC long haul transceiver, metro backbone 100G transceiver, cross-campus long distance inter-DC module

Technical Specification

Vendor Name	FIBERTOP	FIBERTOP Part Number(s)	QFP-PM31HG-20DC
Transceiver Type	LR1	Reach	20km
Wavelength	1311nm	Form Type	QSFP28
Speed Description	100G	Media	SMF
Connector	Duplex LC	Extinction Ratio	> 3.5 dB
TX Power	-0.2 ~ 6.6 dBm	Receiver Sensitivity	< Max (-7.6, -9 + TECQ) dBm
Applications	Data center 100 Gigabit Ethernet	Environment	Operating: 0 to 70°C

Frequently Asked Questions

Q1: What specs of QFP-PM31HG-20DC?

A: It’s 100G QSFP28 LR1 single-lambda optical module, 1311nm TEC EML laser, up to 20km over single-mode fiber, duplex LC connector, 0~70℃ commercial temp, full DDM digital monitoring, compliant with 100GBASE-LR1 standard.

Q2: LOS alarm thresholds?

A: LOS assert (no signal) ≤ -26dBm; LOS de-assert ≥ -10dBm, 0.5dB hysteresis.

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