DATASHEET SEARCH SITE | WWW.ALLDATASHEET.COM
Document overview
- Manufacturer or author: Provided By ALLDATASHEET.COM(FREE DATASHEET DOWNLOAD SITE)
- PDF pages: 9
Technical content
Finisar Corporation – 8-Sep-15 Rev A7 Preliminary Page 1 PRELIMINARY Product Specification 100G Quadwire® QSFP28 Active Optical Cable FCBN425QB1Cxx PRODUCT FEATURES Four-channel full-duplex active optical cable Multirate capability: 10 Gb/s to 28 Gb/s per channel QSFP28 high-density form factor Reliable VCSEL array technology using multimode fiber Round OFNP-rated cable Hot Pluggable Low power dissipation: <3.5W per cable end (<2.5W with CDRs off) Commercial operating case temperature range: 0ºC to 70ºC RoHS-6 Compliant Compliant to RoHS Directive 2011/65/EU
APPLICATIONS
Infiniband 4xEDR, 4xFDR, 4xQDR 10/25/40/100G Ethernet 4G/8G/16G/32G Fibre Channel SAS3 Proprietary HPC Interconnections PRODUCT SELECTION (Standard Lengths*) FCBN425QB1C01 1-meter cable FCBN425QB1C03 3-meter cable FCBN425QB1C05 5-meter cable FCBN425QB1C10 10-meter cable FCBN425QB1C15 15-meter cable FCBN425QB1C20 20-meter cable FCBN425QB1C30 30-meter cable FCBN425QB1C50 50-meter cable FCBN425QB1CX0 100-meter cable *For availability of additional cable lengths or cable types, please contact Finisar.
FCBN425QB1Cxx PRELIMINARY Product Specification – September 2015 Finisar Corporation – 8-Sep-15 Rev A7 Preliminary Page 2 I. Pin Descriptions Figure 1 – QSFP28-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 supply 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
FCBN425QB1Cxx PRELIMINARY Product Specification – September 2015 Finisar Corporation – 8-Sep-15 Rev A7 Preliminary Page 3
26 GND Ground 1
27 ModPrsL Module Present
28 IntL Interrupt
29 Vcc Tx +3.3 V Power supply transmitter 30 Vcc1 +3.3 V Power Supply
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. General Product Characteristics Parameter Value Unit Notes Module Form Factor QSFP28 As defined by SFF-8661 Number of Lanes 4 Tx and 4 Rx Maximum Aggregate Data Rate 103.125 Gb/s Maximum Data Rate per Lane 25.78125 Gb/s Standard Cable Lengths 1, 3, 5, 10, 15, 20, 30, 50, 100 meters Other lengths may be available upon request Protocols Supported Typical applications include InfiniBand QDR/FDR/EDR, 10/25/40G/100G Ethernet, 4/8/16/32G Fibre Channel, SAS3 Electrical Interface and Pin-out 38-pin edge connector Pin-out as defined by SFF-8679 Standard Optical Cable Type Multimode round fiber cable, plenum-rated OFNP Maximum Power Consumption per End 3.5 (retimed Tx) 2.5 (unretimed) Watts Varies with output voltage swing and pre-emphasis settings Management Interface Serial, I2C-based, 450 kHz maximum frequency As defined by SFF-8636 Data Rate Specifications Symbol Min Typ Max Units Ref. Bit Rate per Lane BR 10.00000 25.781.25 28.05 Gb/sec 1 Bit Error Ratio BER 10-12 2 Notes: 1. Supports InfiniBand QDR/FDR/EDR, 10/25/40/100 Gigabit Ethernet and 8/16/32G Fibre Channel applications. 2. Tested with a PRBS 231-1 test pattern.
FCBN425QB1Cxx PRELIMINARY Product Specification – September 2015 Finisar Corporation – 8-Sep-15 Rev A7 Preliminary Page 4 III. Absolute Maximum Ratings Parameter Symbol Min Typ Max Unit Ref. Maximum Supply Voltage Vcc1, VccTx, VccRx -0.5 3.6 V Storage Temperature TS -40 85 C 1 Case Operating Temperature TOP 0 70 C Relative Humidity RH 0 85 % 2 Notes: 1. Assumes no mechanical load force on the unit. Ensuring no mechanical load force requires a cable bend radius of >105 mm within 100 mm of either cable end module and >60 mm on the rest of the ca ble. 2. Non-condensing. IV. Electrical Characteristics (TOP = 0 to 70C, VCC = 3.3 ± 5% Volts) NOTE: The Quadwire EDR requires an electrical connector compliant with SFF-8662 or SFF-8672 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 Vcc1, VccTx, VccRx 3.15 3.45 V Supply Current Icc TBD mA Power Dissipation per cable end P 3.5 W 1, 2 Link Turn-On Time Transmit turn-on time 2000 ms 3 Transmitter (per Lane) Single ended input voltage tolerance VinT V Differential data input swing Vin,pp mVpp Differential input threshold mV AC common mode input voltage tolerance (RMS) mV Differential input return loss dB J2 Jitter Tolerance Jt2 UI 4 J9 Jitter Tolerance Jt9 UI 4 Data Dependent Pulse Width Shrinkage DDPWS UI Eye mask coordinates {X1, X2 Y1, Y2} UI mV Receiver (per Lane) Single-ended output voltage V Differential data output swing Vout,pp mVpp AC common mode output voltage (RMS) mV Termination mismatch at 1 MHx % Differential output return loss dB Common mode output return loss dB Output transition time, 20% to 80% ps J2 Jitter output Jo2 UI 4 J9 Jitter output Jo9 UI 4 Eye mask coordinates {X1, X2 Y1, Y2} UI mV Power Supply Ripple Tolerance PSR mVpp Per OIF CEI-28G-VSR and CAUI-4 requirements Per OIF CEI-28G-VSR and CAUI-4 requirements
FCBN425QB1Cxx PRELIMINARY Product Specification – September 2015 Finisar Corporation – 8-Sep-15 Rev A7 Preliminary Page 5 Notes: 1. Maximum total power value is specified across the full temperature and voltage range. 2. Settable in various discrete steps via the I2C interface. 3. From power-on and end of any fault conditions. 4. For jitter performance depending on CDR configuration, see below Jitter with TX and RX CDRs enabled Jitter (Measured at TP1) Symbol Min Typ Max Unit Ref Total Jitter Input iTLj pp 0.62 UI 1,2,3,5 Deterministic Jitter Input iDLj pp 0.42 UI 1,2,3,5 J2 Jitter Tolerance iLJ2 pp 0.5 UI 2,3,5 J9 Jitter Tolerance iLJ9 pp 0.58 UI 2,3,5 Jitter (Measured at TP4) Symbol Min Typ Max Unit Ref Total Jitter Output oTLj pp 0.45 UI 1,3,4,5 Deterministic Jitter Output oDLj pp 0.3 UI 1,3,4,5 J2 Jitter oLJ2 pp 0.34 UI 3,4,5 J9 Jitter oLJ9 pp 0.43 UI 3,4,5 Notes: 1. 28Gbps PRBS2^31, BER 10^-12. 2. Measured at TP1, minimum input voltage. 3. All channels are on for worst condition crosstalk. 4. Measured at TP4 with iTLj= 0.62UI, iDLj= 0.42UI at TP1, max temp. 5. These jitter values provided are for information only, they do not include the noise impact of the test O:E receiver required to measure them. Jitter with TX and RX CDRs in bypass Jitter (Measured at TP1) Symbol Min Typ Max Unit Ref Total Jitter Input iTLj pp 0.25 UI 1,2,3,5 Deterministic Jitter Input iDLj pp 0.05 UI 1,2,3,5 Data Depended Pulse Width Shrinkage DDPWS pp
0.01 UI 1,2,3,5
J2 Jitter Tolerance iLJ2 pp 0.12 UI 1,2,3,5 J9 Jitter Tolerance iLJ9 pp 0.23 UI 1,2,3,5
FCBN425QB1Cxx PRELIMINARY Product Specification – September 2015 Finisar Corporation – 8-Sep-15 Rev A7 Preliminary Page 6 Jitter (Measured at TP4) Symbol Min Typ Max Unit Ref Total Jitter Output oTLj pp 0.82 UI 1,3,4,5 Deterministic Jitter Output oDLj pp 0.42 UI 1,3,4,5 Data Depended Pulse Width Shrinkage oLJ2 pp
0.36 UI 1,2,3,5
J2 Jitter DDPWS 0.45 UI 1,3,4,5 J9 Jitter oLJ2 pp 0.72 UI 3,4,5 Notes: 1. 28Gbps PRBS2^31, BER 10^-12. 2. Measured at TP1, minimum input voltage. 3. All channels are on for worst condition crosstalk. 4. Measured at TP4 with iTLj=.25UI, iDLj=.05UI at TP1, max temp. 5. These jitter values provided are for information only, they do not include the noise impact of the test O:E receiver required to measure them. Jitter with TX CDR enabled and RX CDR in bypass Jitter (Measured at TP1) Symbol Min Typ Max Unit Ref Total Jitter Input iTLj pp 0.62 UI 1,2,3,5 Deterministic Jitter Input iDLj pp 0.42 UI 1,2,3,5 J2 Jitter Tolerance iLJ2 pp 0.5 UI 2,3,5 J9 Jitter Tolerance iLJ9 pp 0.58 UI 2,3,5 Jitter (Measured at TP4) Symbol Min Typ Max Unit Ref Total Jitter Output oTLj pp 0.82 UI 1,3,4,5 Deterministic Jitter Output oDLj pp 0.42 UI 1,3,4,5 Data Depended Pulse Width Shrinkage oLJ2 pp J2 Jitter DDPWS 0.45 UI 1,3,4,5 J9 Jitter oLJ2 pp 0.72 UI 3,4,5 Notes: 1. 28Gbps PRBS2^31, BER 10^-12. 2. Measured at TP1, minimum input voltage. 3. All channels are on for worst condition crosstalk. 4. Measured at TP4 with iTLj=.25UI, iDLj=.05UI at TP1, max temp. 5. These jitter values provided are for information only, they do not include the noise impact of the test O:E receiver required to measure them. V. Memory Map and Control Registers Compatible with SFF-8636. More details to be provided in a future application note.
FCBN425QB1Cxx PRELIMINARY Product Specification – September 2015 Finisar Corporation – 8-Sep-15 Rev A7 Preliminary Page 7 VI. Environmental Specifications Finisar Quadwire EDR active optical cables have an operating temperature range from 0°C to +70°C case temperature. Environmental Specifications Symbol Min Typ Max Units Ref. Case Operating Temperature Top 0 70 °C Storage Temperature Tsto -10 70 °C VII. Regulatory Compliance Finisar Quadwire EDR active optical cables are RoHS-6 Compliant. Copies of certificates to be available at Finisar Corporation upon request. Quadwire EDR active optical cables are Class 1 laser eye safety compliant per IEC 60825- Standard fiber cable type is round-section construction, plenum-rated. Other cable types can be supported upon request. VIII. Mechanical Specifications The Quadwire EDR mechanical specifications are compliant with the QSFP28 transceiver module specifications (as defined in SFF-8661), substituting the MPO12 receptacle with a fiber optics cable connecting both ends. Figure 2 – Quadwire EDR mechanical drawing (Preliminary)
FCBN425QB1Cxx PRELIMINARY Product Specification – September 2015 Finisar Corporation – 8-Sep-15 Rev A7 Preliminary Page 8 Insertion, Extraction and Retention Forces Min Max Units Notes Cable Proof (Tensile) Test (0º) 44.0 Newtons Cable Proof (Tensile) Test (90º) 33.0 Newtons Impact 8 Cycles 1.5m drop Flex 8.9 Newtons Twist 13.0 Newtons Module retention 90 N/A Newtons No damage below 90N Host Connector Retention 180 N/A Newtons No damage below 180N
FCBN425QB1Cxx PRELIMINARY Product Specification – September 2015 Finisar Corporation – 8-Sep-15 Rev A7 Preliminary Page 9 IX. References 1. InfiniBand™ Architecture Release, Vol. 2 – Physical Specifications, Rev. 1.3, November 2012. 2. SFF-8665 – QSFP+ 28Gb/s 4X Pluggable Transceiver Solution (QSFP28), Rev 1.8, May, 2013. 3. SFF-8636 – Specification for Common Management Interface, Rev 1.7, January 2014. 4. “CAUI-4” Retimed 4x25G electrical interface, to be defined by IEEE 802.3 5. CEI-28G-VSR Implementation Agreement, per OIF 2012.290.00 6. Directive 2011/65/EU of the European Council Parliament and of the Council, “on the restriction of the use of certain hazardous substances in electrical and electronic equipment.” Certain products may use one or more exemptions as allowed by the Directive. X. For More Information Finisar Corporation
1389 Moffett Park Drive
Sunnyvale, CA 94089-1133 Tel. 1-408-548-1000 Fax 1-408-541-6138 sales@finisar.com www.finisar.com