100G QSFP28 DCO DWDM C-Band LC Duplex SMF

SKU: #61

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Category: Networking Goods

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100G QSFP28 DCO DWDM C-Band Coherent Transceiver

Model: QSP-100COTU
Form Factor: QSFP28 (Digital Coherent Optics)
Connector: LC Duplex | Fiber Type: OS2 Single-Mode Fiber

Fully compliant QSFP28 Digital Coherent Optics (DCO) module
Full C-Band tunable operation (grid-less, ITU-T G.694.1 DWDM)
Supports 100GE and OTU4 client interfaces with integrated framer and monitoring
DP-QPSK / DQPSK modulation for coherent transmission
Hot-pluggable QSFP28 form factor — compatible with existing 100G QSFP28 ports
Unamplified transmission distance: up to 120 km
Single +3.3 V power supply
Metal housing for low EMI and robust performance
Operating case temperature:
- Standard (ST): −5 °C to +70 °C
- Industrial (IT): −40 °C to +85 °C
Maximum power consumption: 13 W (ST) / 15 W (IT)
RoHS-6 compliant
Laser Safety: Class I per FDA/CDRH and IEC 60825

Parameter	Symbol	Min	Typ	Max	Unit	Notes
Data Rate	–	–	–	128	Gb/s	Line rate
Side-Mode Suppression Ratio	SMSR	40	–	–	dB	–
Transmit Output Power	PT	−8	–	−5	dBm	Average
Tx Power Monitor Accuracy	–	−2	–	+2	dB	–
Tx Power Imbalance (X-Pol / Y-Pol)	Px/y	–	–	2	dB	–
Tx XY Skew	LW	–	–	3	ps	–
Tx IQ Offset	–	–	–	−24	dB	–
Tx IQ Imbalance	–	–	–	1	dB	–
Tx Quadrature Error	–	−5	–	+5	°	–
Tx IQ Skew	–	–	–	2	ps	–
Tx EVM Mask Ratio	EVM	–	–	18	%	–
In-band OSNR	OSNRin	40	–	–	dB/0.1 nm	–
Tx Reflectance	–	–	–	−22	dB	–

Parameter	Symbol	Min	Typ	Max	Unit	Notes
Input Power Range	Pin	−40	–	+5	dBm	Unamplified
Average Sensitivity	Rsen	–	–	−32	dBm	–
Chromatic Dispersion Tolerance	–	–	–	10	ns/nm	0
PMD Tolerance (DGD)	–	–	–	16	ps	1
PDL (2 dB) OSNR Penalty	–	–	–	1	dB	–
Input Power Transient Amplitude	–	−3	–	+3	dB	–
SOP Tracking ( < 0.5 dB OSNR Penalty )	–	–	–	100	kHz	–
Rx Reflectance	–	–	–	−22	dB	–
LOS Assert	LOS A	−40	–	–	dBm	–
LOS De-assert	LOS De	–	–	−32	dBm	–
LOS Hysteresis	–	–	–	5	dB	–
OSNR Requirement (Metro)	OSNRmin	16.5	–	–	dB/0.1 nm	2
OSNR Requirement (Long-Haul)	OSNRmin	15	–	–	dB/0.1 nm	3