10Gbps XFP Optical Transceiver

Transcription

1 10Gbps XFP Optical Transceiver RTXM Features Compliant with XFP MSA Data Rate from 9.95 Gbps to 10.52Gbps 850nm VCSEL TOSA and PIN ROSA Industry-standard, protocol-independent XFI interface Transmission distance up to 300m with OM3 fiber Application 10GBASE-SR/SW 10Gigabit Ethernet LC duplex receptacle package Low power dissipation (Max 1.5W) Hot Pluggable Built in digital diagnostic Functions Operating case temperature range:-5 C~70 C RoHS compliant 1200-MX-SN-I 10Gigabit Fiber Channel 1

2 Absolute Maximum Ratings Parameter Symbol Unit Min Max Supply Voltage V CC3 V Storage Temperature Operating Case Temperature T s T c o C o C Relative humidity (Non condensation) - % 5 90 Recommended Operating Conditions Parameter Symbol Unit Min Typ Max Operating Case Temperature T C o C Supply Voltage VCC3 V Supply Current I CC3 ma Power Dissipation - W Fiber Type 62.5μm 50μm 850nm OFL Bandwidth 160 MHz*km OM1 200MHz*km 400 MHz*km OM2 500MHz*km OM3 2000MHz*km Lmax Lmax Maxim Supported Distances m m Electrical Characteristics (Tested under recommended operating conditions, unless otherwise noted) Parameter Symbol Unit Min Typ Max Note Transmitter Input differential impedance Rin Ω Differential data input swing Vin,pp mv Transmit Disable Voltage VD V Vcc3 Transmit Enable Voltage VEN V Transmit Disable Assert Time - us Receiver Differential data output swing Vout,pp mv Data output rise time Tr ps - 40 Data output fall time Tf ps

3 LOS Fault - V Vdd Vdd3 1 LOS Normal - V Note1: Vdd3 is host +3.3V power supply. Figure 1 High Speed Electrical Interface Low Speed Electrical Interface Parameter Symbol Unit Min Max Note LVTTL-I V IH V 2.0 Vcc3+0.3 (Tx_Dis,P_Down/RST) VIL V LVTTL-O V OH V Vdd3-0.5 Vdd (Interrupt,Mod_NR,Rx_Los) VOL V LVTTL-I V IH V Vdd3*0.7 Vdd3+0.5 (SCL,SDA) VIL V -0.3 Vdd3*0.3 1 LVTTL-O V OH V Vdd3-0.5 Vdd3+0.3 (SCL,SDA) VOL V Leakage Current I L μa I 2 C Clock Rate KHz 400 Note1: Vdd3 is host +3.3V power supply. Figure 2 Open Drain Type Connection for I 2 C 3

4 Optical Characteristics (Tested under recommended operating conditions, unless otherwise noted) RTXM Parameter Symbol Unit Min Typ Max Note Optical transmitter Characteristics Data rate - Gbps Average Optical Power Po dbm ,3 Laser OMA Output Power P dbm OMA ,2 Center Wavelength Range λ nm Extinction Ratio ER db RMS Spectral width - nm Output Power at laser disable - dbm Eye diagram Compliant with IEEE802.3ae eye mask Dispersion penalty db Optical receive Characteristics Data rate - Gbps Receiver Sensitivity(OMA) - dbm Stressed Receiver Sensitivity(OMA) dbm Overload - dbm Optical Return Loss db - 12 LOS De-Assert - dbm LOS Assert - dbm LOS Hysteresis - db Note1: 10GFC 1200-MX-SN-I/IEEE 802.3ae 10GBASE-SR compliant Note2: Trade-offs are available between spectral width, center wavelength and mimimum Optical Modulation Amplitude (OMA). See Figure 3 and Table 6 Note3: The maximum 10GBASE-SR Average Optical Output Power Shall be the lesser of the class 1 safety limits as defined by IEEE802.ae or the average receive power maximum defined by IEEE 802.3ae Table

5 Figure 3 Triple tradeoff curve for 10GBASE-S(informative) Optical Modulation Block Diagram Figure 4 Block Diagram 5

6 Pin Description Figure 5 Host PCB XFP Pinout Top View Pin Logic Symbol Name/Description Note 1 GND Module Ground 1 2 VEE5 Optional -5.2V Power Supply (Not Required) 3 LVTTL-I Mod_DeSel Module De-select; When held low allows module to respond to 2-wire serial interface Interrupt 4 LVTTL-O Interrupt ; Indicates presence of an important condition which can be read over the 2-wire serial interface 2 5 LVTTL-I TX_DIS Transmitter Disable; Turns off transmitter laser output 6 VCC5 +5V Power Supply(Not Required) 7 GND Module Ground 1 8 VCC3 +3.3V Power Supply 9 VCC3 +3.3V Power Supply 10 LVTTL-I/O SCL 2-Wire Serial Interface Clock 2 11 LVTTL-I/O SDA 2-Wire Serial Interface Data Line 2 12 LVTTL-O Mod_Abs Indicates Module is not present. Grounded in the Module 2 6

7 13 LVTTL-O Mod_NR Module Not Ready; Indicating Module Operational Fault 2 14 LVTTL-O RX_LOS Receiver Loss Of Signal Indicator 2 15 GND Module Ground 1 16 GND Module Ground 1 17 CML-O RD- Receiver Inverted Data Output 18 CML-O RD+ Receiver Non-Inverted Data Output 19 GND Module Ground 1 20 VCC2 +1.8V Power Supply (Not Required) 21 LVTTL-I P_Down/RST Power down; When high, requires the module to limit power consumption to 1.5W or below. 2-Wire serial interface must be functional in the low power mode. Reset; The falling edge initiates a complete reset of the module including the 2-wire serial interface, equivalent to a power cycle. 22 VCC2 +1.8V Power Supply (Not Required) 23 GND Module Ground 1 24 PECL-I RefCLK+ Reference Clock Non-Inverted Input, AC coupled on the host board(not Required) 25 PECL-I RefCLK- Reference Clock Inverted Input, AC coupled on the host board (Not Required) 26 GND Module Ground 1 27 GND Module Ground 1 28 CML-I TD- Transmitter Inverted Data Input 29 CML-I TD+ Transmitter Non-Inverted Data Input 30 GND Module Ground 1 Note1: Module ground pins GND are isolated from the module case and chassis ground within the module. Note2: Shall be pulled up with 4.7K-10Kohms to a voltage between 3.15V and 3.45V on the host board. Digital Diagnostic Functions As defined by the XFP MSA,digital diagnostic functions are provided via a 2-wire serial interface, which allows real-time access to the following operating parameters: Transceiver Temperature Tx Bias Current Tx Optical Power RX Received Optical Power Transceiver +3.3V Supply Voltage 7

8 Typical Application Circuit For Power Supply Figure 6 Example of Host Board Supply Filtering Network Package Outline Unit: mm Tolerance: ± ± Package Outline 6.9 Figure 8

9 Regulatory Compliance Feature Test Method Performance Laser Eye Safety Electrostatic Discharge (ESD) to the Electrical Pins Electrostatic Discharge (ESD) Immunity Electromagnetic Interference (EMI) FDA 21 CFR and IEC : A11: A2: 2001 IEC : A1: 2006 EN :1994+A1:2002+A2:2001 EN : 2004 MIL-STD-883E Method Human Body Model IEC : 2001 FCC Part 15 Subpart J Class B CISPR22:1997+A1:2000+A2:2002, Class B EN55022:1998+A1:2000+A2:2003, Class B Compliant with Class 1 laser product Class 1 (>1.5kV) Class 2 (>4.0kV) Compliant with standards Ordering Information Specifications Part No. Package Data rate Laser Optical Power Detector Sensitivity Temp Reach Other Application RTXM XFP 9.95 ~10.52G 850nm VCSEL -7.3 ~-1dBm PIN < -11.1dBm -5~70o C 300m DDM 1200-MX-SN-I, 10GBASE-SR/SW WTD reserves the right to make changes to the product(s) or information contained herein without notice. No liability is assumed as a result of their use or application. No rights under any patent accompany the sale of any such product(s) or information. Edition (V2) Published by Wuhan Telecommunication Devices Co.,Ltd. Copyright WTD All Rights Reserved. 9