FCBR450QB2C01 COHERENT | Alldatasheet
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Coherent Corp. Dec. 2022 RevB03– Coherent Corp. Confidential Page 1 Product Specification 200G QSFP56 Active Optical Cable FCBR450QB2Cyy FCBN450QB2Cyy
9 B PRODUCT FEATURES
Hot-pluggable QSFP56 form factor Four-channel parallel active optical cable Multirate capability: up to 53.125 Gb/s PAM4 or 26.5625 Gb/s NRZ per channel 4x50G PAM4 retimed 200GAUI-4 electrical interface Reliable VCSEL array technology using multimode fiber Power dissipation below 4.5W Single 3.3V power supply Commercial operating case temperature range: 0ºC to 70ºC RoHS Compliant SFF-8636 compliant management interface
APPLICATIONS
Infiniband HDR 200G Ethernet PRODUCT SELECTION (Standard Lengths*) FCBx450QB2Cyy x: N for OFNP cable; R for OFNR/LSZH cable C: Commercial temperature range yy：Cable length. 01=1 meter…10=10 meters…X0=100 meters * lengths ≤100m may be supported upon request, pls. check with Coherent
FCBx450QB2Cyy Product Specification Finisar Transceiver Coherent Corp. - Dec. 2022 RevB03 Page 2 I. Pin Descriptions QSFP56 pin-out as being defined by QSFP MSA1. Figure 1 – QSFP-compliant 38-pin connector (per SFF-8679) Pin Symbol Name/Description Notes
1 GND Ground 1
2 Tx2n Transmitter Inverted Data Input
3 Tx2p Transmitter Non-Inverted Data Input
4 GND Ground 1
5 Tx4n Transmitter Inverted Data Input
6 Tx4p Transmitter Non-Inverted Data Input
7 GND Ground 1
8 ModSelL Module Select
9 ResetL Module Reset
10 Vcc Rx +3.3 V Power suppl y receiver
11 SCL 2-wire serial interface clock
12 SDA 2-wire serial interface data
13 GND Ground 1
14 Rx3p Receiver Non-Inverted Data Output
15 Rx3n Receiver Inverted Data Output
16 GND Ground 1
17 Rx1p Receiver Non-Inverted Data Output
18 Rx1n Receiver Inverted Data Output
19 GND Ground 1
20 GND Ground 1
21 Rx2n Receiver Inverted Data Output
22 Rx2p Receiver Non-Inverted Data Output
23 GND Ground 1
24 Rx4n Receiver Inverted Data Output
25 Rx4p Receiver Non-Inverted Data Output
26 GND Ground 1
27 ModPrsL Module Present
FCBx450QB2Cyy Product Specification Finisar Transceiver Coherent Corp. - Dec. 2022 RevB03 Page 3
28 IntL Interrupt
29 Vcc Tx +3.3 V Power suppl y transmitter 30 Vcc1 +3.3 V Power Suppl y
31 LPMode Low Power Mode
32 GND Ground 1
33 Tx3p Transmitter Non-Inverted Data Input
34 Tx3n Transmitter Inverted Data Input
35 GND Ground 1
36 Tx1p Transmitter Non-Inverted Data Input
37 Tx1n Transmitter Inverted Data Input
38 GND Ground 1
- Circuit ground is internally isolated from chassis ground. II. Absolute Maximum Ratings Module performance is not guaranteed beyond the operating range (see Section V). Exceeding the limits below may damage the transceiver module permanently. Parameter Symbol Min Typ Max Unit Ref. Maximum Supply Voltage Vcc -0.5 3.6 V Storage Temperature T S -40 +85 C 1 Case Operating Temperature T OP 0 +70 C Relative Humidity RH 15 85 % 2 Notes: 1. Assumes no mechanical load force on the unit. Ensuri ng no mechanical load force requires a cable bend radius of >70 mm on the rest of the cable. 2. Non-condensing. III. Electrical Characteristics (EOL, TOP = 0 to +70 C, VCC = 3.135 to 3.465 Volts) NOTE: The Active Optical Cable requires an electrical connector compliant with the QSFP MSA be used on the host board to guarantee its electrical interface specification. Please check with your connector supplier. Parameter Symbol Min Typ Max Unit Ref. Supply Voltage Vcc 3.135 3.3 3.465 V Supply Current Icc 1.595 A Module total power P 4.5 W 1 Transmitter Signaling rate per lane 26.5625± 100 ppm. Gb d AC common mode input voltage tolerance (RMS) 20 mV Differential input return loss Per Eq.27 dB 2 Differential to common mode reflection Per Eq.28 dB 2 Eye Height tolerance, with TX CDR enabled. 32 mV 3 Eye Width tolerance, with TX CDR enabled. 0.2 UI 3 DC common mode input voltage Tolerance -350 2850 mV 4
FCBx450QB2Cyy Product Specification Finisar Transceiver Coherent Corp. - Dec. 2022 RevB03 Page 4 Receiver Signaling rate per lane 26.5625± 100 ppm. Gb d Bit error rate 1E-6 AC common-mode output voltage (RMS) 20 mV Differential unsigned output voltage 450 mV 5 Near-end ESMW (Eye symmetry mask width) 0.265 UI 6 Near-end Eye height, differential 70 mV Far-end ESMW (Eye symmetry mask width) 0.2 UI Far-end Eye height, differential 30 mV Common mode output return loss -2 dB Differential output return loss Per Eq.27 dB 2 Common mode to differential reflection Per Eq.28 dB 2 Differential termination mismatch 10 % Transition time (20% to 80%) 9.5 ps 7 DC common mode voltage (min) -350 2850 mV 4 Notes: 1. Maximum total power value is specified across the full temperature and voltage range. Typical power consumption is below 5W at begin of life. 2. Ref: InfiniBandTM Architecture Specification Volume 2 Release 1.4. 4. Referred to Signal Ground. 5. Hit Ratio=5E-5 with 100Ohm load. 6. Ref: 802.3 120E.4.2 7. PRBS13Q, see 120E.3.1.5 for positions in the pattern
FCBx450QB2Cyy Product Specification Finisar Transceiver Coherent Corp. - Dec. 2022 RevB03 Page 5 IV. General Specifications Parameter Value Unit Notes Module Form Factor QSFP As defined b y QSFP MSA Number of Lanes 4 Tx and 4 Rx Maximum Aggregate Data Rate 212.5 Gb/s Maximum Data Rate per Lane 26.5625 ± 100 pp m GB d Standard Cable Lengths 3, 5, 10, 15, 20, 30, 50, 100 meters Other lengths may be available upon request Protocols supported HDR Infiniband, 200G Ethernet Electrical Interface and Pin-out 200GAUI-4 Pin-out as defined b y QSFP MSA Standard Optical Cable Type Multimode round fiber cable, OM3/OM4 Two options available: OFNR and Low Smoke Zero Halogen (LSZH), or OFNP Maximum Power Consumption per End 4.5 (retimed Tx) Watts Maximum total power value is specified across the full temperature and voltage range Management Interface SFF-8636 Serial, I2C-based, 400K Hz maximum frequency Data Rate Specifications Symbol Min Typ Max Units Ref. Bit Rate per Lane BR 26.5625 ± 100 ppm GBd 1 Pre-FEC Bit Error Ratio BER 10 -6 2 Notes: 1. Supports Infiniband and Ethernet 2. Tested with a PRBS 231-1 test pattern. V. Environmental Specifications Coherent FCBx450QB2Cyy QSFP56 Active Optical Cables have an operating case temperature range of 0°C to +70°C. Parameter Symbol Min Typ Max Units Ref. Case Operating Temperature T op 0 +70 °C Storage Temperature T sto -40 +85 °C 1 1. Assumes no mechanical load force on the unit. Ensuring no mechanical load force requires a cable bend radius of >70 mm on the rest of the cable. VI. Regulatory Compliance The Coherent FCBx450QB2Cyy QSFP56 Active Optical Cables are RoHS compliant. Copies of certificates are available from Coherent upon request. Coherent FCBx450QB2Cyy QSFP56 Active Optical Cables are Class 1 Laser Products. They are certified per the following standards:
FCBx450QB2Cyy Product Specification Finisar Transceiver Coherent Corp. - Dec. 2022 RevB03 Page 7 IX. References 1. SFF-8665: “QSFP+ 28Gb/s 4X Pluggable Transceiver Solution (QSFP28)”, Rev 1.9, June 29, 2015 and associated SFF documents referenced therein: i. SFF-8636 ii. SFF-8661 iii. SFF-8662 iv. SFF-8663 v. SFF-8672 vi. SFF-8679 2. Directive 2011/65/EU of the European Counc il Parliament and of the Council, “on the restriction of the use of certain hazardous substances in electrical and electronic equipment” as well as Commission Delegated Directive (EU) 2015/863 amending Annex II to Directive 2011/65/EU. Certain products may use one or more exemptions as allowed by the Directive. 3. Application Note AN-2038: “Coherent Implementation of RoHS Compliant Transceivers”. 4. InfiniBand TM Architecture Specification Volume 2 Release 1.4. 1 5 B For More Information Coherent Corp.
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