TRXAG1VXIBMS

TRXAG1VXIxMS Very Long Haul Gigabit Ethernet SFP Transceivers with Digital Diagnostics Features Compatible with SFP MSA Pb Lead Free Design & Fully RoHS Compliant Digital Diagnostics through Serial Interface Internal Calibration for Digital Diagnostics APD Receiver Up to 120km with Single Mode Fiber Loss of Signal Output & Tx Disable Input Hot-pluggable Eye Safe (Class I Laser Safety) Duplex LC Optical Interface Single +3.3V Power Supply Description The TRXAG1VXIxMS SFP fiber optic transceivers with integrated digital diagnostics monitoring functionality offer a quick and reliable interface for Gigabit Ethernet applications. The diagnostic functions, alarm and warning features as described in the Multi-Source Agreement (MSA) document, SFF-8472 (Rev. 9.4), are provided via an I2C serial interface. The transceivers use a high power 1550nm DFB laser and an ultra high sensitivity Avalanche Photodiode (APD) receiver to provide a minimum optical link power budget of 32dB, corresponding to a transmission distance of around 120km of single mode fiber (assuming a total connector and splice loss of 2dB, total system penalty of 3dB and fiber loss of 0.22dB/km). The transceivers satisfy Class I Laser Safety requirements in accordance with the U.S. FDA/CDRH and international IEC-60825 standards. The TRXAG1VXIxMS transceivers connect to standard 20-pad SFP connectors for hot plug capability. This allows the system designer to make configuration changes or maintenance by simply plugging in different types of transceivers without removing the power supply from the host system. The transceivers have colored bail-type latches, which offer an easy and convenient way to release the modules. The latch is compliant with the SFP MSA. The transmitter and receiver DATA interfaces are ACcoupled internally. LV-TTL Transmitter Disable control input and Loss of Signal output interfaces are also provided. The transceivers operate from a single +3.3V power supply over an operating case temperature range of -5°C to +70°C (“B” option) or -5°C to +85°C (“E” option). The housing is made of metal to enhance EMI protection. Absolute Maximum Ratings Parameter Storage Temperature Operating Case Temperature1 Supply Voltage Maximum Input Optical Power (30 seconds max.) Input Voltage Lead Terminal Finish, Reflow Profile Limits and MSL 1 Symbol Tst "B" option "E" option Top VCC Vin - Minimum - 40 -5 -5 0 0 - Maximum + 85 + 70 + 85 + 5.0 + 3.0 VCC NA Units °C °C V dBm V - Measured on top side of SFP module at the front center vent hole of the cage. Optical Communication Products, Inc. 1 21737-0934, Rev. A 04-19-2006 TRXAG1VXIxMS Transmitter Performance Characteristics (over Operating Case Temperature, VCC = 3.13 to 3.47V) All parameters are guaranteed only at typical data rate Parameter Operating Data Rate Center Wavelength Spectral Width (-20dB) Side Mode Suppression Ratio Extinction Ratio Deterministic Jitter Total Jitter Dispersion Penalty 1 2 1 Symbol B Po λc ∆λ20 SMSR Phi /Plo DJ TJ - Minimum 0 1500 30 9 - Typical 1250 1550 - Maximum + 5.0 1580 1.0 80 227 2.0 Units Mb/s dBm nm nm dB dB ps ps dB Optical Output Power Transmitter Output Eye 2 Compliant with Eye Mask Defined in IEEE 802.3z Standard Data rate ranges from 125Mb/s to 1300Mb/s. However, some degradation may be incurred in overall performance. Specified at 2400ps/nm dispersion, which corresponds to the approximate worst-case dispersion for 120km G.652 fiber respectively over the wavelength range of 1500 to 1580nm. Receiver Performance Characteristics (over Operating Case Temperature, VCC = 3.13 to 3.47V) All parameters are guaranteed only at typical data rate Parameter Operating Data Rate 1 -12 Symbol B BER) 2 Minimum - 32.0 - 10.0 - 45.0 0.5 1100 12 - Typical 1250 - 35.0 - Maximum - 32.0 100 100 170 266 1600 1500 Units Mb/s dBm dBm dBm µs dB ps ps nm dB MHz Minimum Input Optical Power (10 Pmin Pmax Plos+ Plost_loss_off t_loss_on DJ TJ λ ORL - Maximum Input Optical Power (10-12 BER)2 LOS Thresholds LOS Timing Delay LOS Hysteresis Deterministic Jitter Total Jitter Wavelength of Operation Optical Return Loss Electrical 3dB Upper Cutoff Frequency 1 2 Increasing Light Input Decreasing Light Input Increasing Light Input Decreasing Light Input Data rate ranges from 125Mb/s to 1300Mb/s. However, some degradation may be incurred in overall performance. Measured with 27-1 PRBS at 1250Mb/s and 1550nm wavelength. Laser Safety: All transceivers are Class I Laser products per FDA/CDRH and IEC-60825 standards. They must be operated under specified operating conditions. Optical Communication Products, Inc. DATE OF MANUFACTURE: MANUFACTURED IN THE USA This product complies with 21 CFR 1040.10 and 1040.11 Meets Class I Laser Safety Requirements 2 21737-0934, Rev. A 04-19-2006 TRXAG1VXIxMS Transmitter Electrical Interface (over Operating Case Temperature, VCC = 3.13 to 3.47V) Parameter Input Voltage Swing (TD+ & TD-) 1 Symbol VPP-DIF VIH VIL VOH VOL 2 Minimum 0.35 2.0 0 2.0 0 Typical - Maximum 1.75 VCC 0.8 VCC + 0.3 0.8 Units V V V V V Input HIGH Voltage (TX DISABLE)2 Input LOW Voltage (TX DISABLE) Output HIGH Voltage (TX FAULT) 1 3 Output LOW Voltage (TX FAULT)3 2 Differential peak-to-peak voltage. There is an internal 4.7 to 10kΩ pull-up resistor to VccT. 3 Open collector compatible, 4.7 to 10kΩ pull-up resistor to Vcc (Host Supply Voltage). Receiver Electrical Interface (over Operating Case Temperature, VCC = 3.13 to 3.47V) Parameter Output Voltage Swing (RD+ & RD-) Output HIGH Voltage (LOS) 1 2 1 Symbol VPP-DIF VOH VOL Minimum 0.4 VCC - 1.3 0 Typical - Maximum 1.75 VCC + 0.3 0.5 Units V V V Output LOW Voltage (LOS)2 2 Differential peak-to-peak voltage across external 100Ω load. Open collector compatible, 4.7 to 10kΩ pull-up resistor to Vcc (Host Supply Voltage). Electrical Power Supply Characteristics (over Operating Case Temperature, VCC = 3.13 to 3.47V) Parameter Supply Voltage Supply Current Symbol VCC ICC Minimum 3.13 Typical 3.3 175 Maximum 3.47 300 Units V mA Module Definition MOD_DEF(0) pin 6 TTL LOW MOD_DEF(1) pin 5 SCL MOD_DEF(2) pin 4 SDA Interpretation by Host Serial module definition protocol Electrical Pad Layout 20 19 18 17 16 15 14 13 12 11 TX GND TD- (TX DATA IN-) TD+ (TX DATA IN+) TX GND VccTX VccRX RX GND RD+ (RX DATA OUT+) RD- (RX DATA OUT-) RX GND TX GND TX Fault TX Disable MOD_DEF(2) MOD_DEF(1) MOD_DEF(0) NO CONNECTION LOS RX GND Host Board Connector Pad Layout 20 1 2 3 4 19 18 17 16 15 14 13 12 11 1 2 3 4 5 6 7 8 9 10 Toward Bezel 5 6 7 8 Toward ASIC RX GND 9 Top of Board Bottom of Board (as viewed thru top of board) 10 3 21737-0934, Rev. A 04-19-2006 TRXAG1VXIxMS Example of SFP host board schematic Vcc 3.3V 1µH coil or ferrite bead (