General Specifications
Parameter
Details
Form Factor
QSFP28 (Hot-pluggable)
Data Rate
100G (4x25.78125 Gb/s electrical interface, PAM4 modulated)
Wavelength (BIDI)
TX: 1264.5–1277.5 nm / RX: 1324.5–1337.5 nm (or vice versa)
Fiber Type
Single-Mode Fiber (SMF)
Max Distance
10 km (with FEC)
Connector Type
Dual LC (Bidirectional, one TX/RX pair per fiber)
Power Consumption
≤5W (3.3V supply, max current 1.52A)
Operating Temperature
Model-dependent: 0°C to +70°C, -20°C to +85°C, or -40°C to +85°C
Compliance
IEEE 802.3cu, SFF-8636, SFF-8679, 100G Lambda MSA
Electrical Specifications
Range/Value
Supply Voltage
3.135V – 3.465V
Lane Signaling Rate
106.256 Gb/s (PAM4, 53.125 Gbaud ±100 ppm)
Input Differential Voltage
85 mV – 900 mV (pk-pk)
Output Differential Voltage
200 mV – 900 mV (pk-pk)
Impedance (Tx/Rx)
90–110 Ω (differential)
Optical Specifications
Transmitter
Average Launch Power
-1.4 dBm (min) to +4.5 dBm (max)
Optical Modulation Amplitude
0.7 dBm (min) to 4.7 dBm (max)
Extinction Ratio
≥3.5 dB
RIN (OMA)
≤-136 dB/Hz
Reflectance
≤-26 dB
Receiver
Receiver Sensitivity (OMA)
-6.1 dBm (typ) / -7.5 dBm (stressed)
Max Input Power
+4.5 dBm (non-damaging)
Damage Threshold
+5.5 dBm
Mechanical & Environmental
Diagnostics & Monitoring
Supports I2C-based DDM (Digital Diagnostic Monitoring):
Accuracy
Temperature
±5°C
±3%
TX/RX Power
±3 dB
Bias Current
±10%
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