Product details
2km, 1310nm, 2x CS duplex, Singlemode
Part number (MPN)
Interface
Dual CS duplex
Need a custom version from drawing?
We coordinate supplier-qualified RF connector and cable assembly sourcing from drawings, samples, or BOM. Typical production lead time is 3–6 weeks after drawing/spec review; feasibility, MOQ, and fit are confirmed by RFQ.
Before RFQ Clear inputs speed up review. ⌄
- • Share the reference MPN and source brand if it matters.
- • Add the BOM and volume split for production projects.
- • Attach the drawing or the key fit requirements.
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Specifications
| Interface | Singlemode |
|---|---|
| Interface | EML |
| Interface | PIN |
| Interface | 2km, 1310nm, 2x CS duplex, Singlemode |
| Form factor | QSFP112-DD |
| Protocol | 2x 400G Ethernet |
| Connector | Dual CS duplex |
| Modulation Format | PAM4 |
| Built-in FEC | No |
| CDR | Double |
| Operation temperature | 0 °C ... 70 °C |
| Supply voltage typical | 3.13 V ... 3.47 V |
Show 23 more specs
| Supply Current | < 4394 mA |
|---|---|
| Power consumption | < 14.5 W |
| Digital Diagnostic Management (DDM) | Yes |
| Laser hazard level | 1 |
| Max. supply voltage range | -0.5 V ... 3.6 V |
| Max. Storage Temperature Range | -40 °C ... 85 °C |
| Max. relative humidity range | 5 % ... 95 % |
| Operating channels | 1271.00nm (1264.5 to 1277.5nm) |
| Grid | None |
| Average launch power per lane | -3.2 dBm ... 4.4 dBm |
| Outer Optical Modulation Amplitude (OMA) | -0.2 dBm ... 3.4 dBm |
| Total optical output power | < 13.4 dBm |
| Extinction Ratio | > 3.5 dB |
| Side Mode Suppression | > 30 dB |
| Supported Data rate | 850 Gbps |
| Transmitter and dispersion eye closure for PAM4 (TDECQ) | < 3.4 dB |
| Receiver Overload | > 4.4 dBm |
| Receiver Sensitivity (OMA) | < -4.6 dBm |
| Bit Error Rate at Receiver | 2.4E-4 |
| Receiver LOS Hysteresis | > 0.5 dB |
| Maximum Receiver Power (Damage Threshold) | > 5.4 dBm |
| Identifier | CQS-200A04 |
| Product code | CQS-200A04 |
Description
Current reference data for 85223344: Dual CS duplex. If mounting is missing here, confirm it from the drawing or mating requirement. Use this page to shortlist before RFQ, not as the final sign-off.
Use this page to shortlist before RFQ. MOQ 200+ custom production and supply path are confirmed after drawing/spec/BOM review; no spot stock is assumed.
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Disclaimer
Manufacturer names, trademarks, symbols, and part numbers are used for identification and cross-reference only. Cstone Technology is a China-based export sourcing partner for compatible alternatives and is not affiliated with the original brands. Trademarks remain the property of their respective owners. Final suitability is confirmed by drawing/spec review during RFQ.