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| MITSUBISHI (OPTICAL DEVICES) MF-622DF-T12-43x/45x/46x MF-622DS-R13-24x SONET/SDH TRANSMITTER & RECEIVER DESCRIPTION Transmitter uses uncooled laser in a hermetic pigtail coaxial module with drivered by specific integrated circuit. Receiver uses PIN preamp in a hermetic pigtail coaxial module and integrated circuits for reshaping, retiming and regenerating optical signal. FEATURES SONET,SDH system from intra-office to longleach application fully line up Low cost and Low power consumption Multisourced 20-Pin DIP with pigtail fiber Single +5V power supply and P-ECL compatible input and output Operating case temperature range -40 to 85 C. With clock recovery and digital alarm function APPLICATION Short haul and long haul telecommunication systems for SDH STM-4 / SONET OC-12. ABSOLUTE MAXIMUM RATINGS Stress below listed absolute maximum rating may cause permanent damage to the module. This is a stress only and functional operation of the module at these or any other conditions in excess of those given in the operational sections of this data sheet. Exposure to Absolute Maximum Rating for extended periods may affect module reliability. Ta=25C Parameters Supply voltage PECL high output current PECL input voltage Storage temperature Operating case temperature Soldering Temperature Soldering Time Relative humidity(non condensation) Fiber bend radius from package Symbol Vcc Tstg Tc rF Ratings +6 to 0 -50 to 0 0 to Vcc+0.4 -40 to 85 -40 to 85 +260 10 10 to 80 32 Unit V mA V C C C sec % mm MITSUBISHI (OPTICAL DEVICES) MF-622DS-T12-43x/45x/46x MF-622DS-R13-24x SONET/SDH TRANSMITTER & RECEIVER ELECTRICAL CHARACTERISTICS All parameters are specified over the operating case temperature. Measurement conditions are at 622.08Mb/s+/-20ppm, NRZ PN223 -1 and 50%duty cycle data signal. The DATA input/output and CLOCK output signal levels are PECL compatible. The transmitter disable input signal level is CMOS/TTL compatible. The Signal Detect output signal level is PECL level compatible. Transmitter Parameters Supply voltage Power consumption PECL input voltage Transmitter Disable voltage Transmitter Enable voltage Laser bias monitor voltage Laser backface monitor voltage Condition note 1 note 2 note 2 note 3 note 3 Symbol Vcc Pc Vd Ve Vb Vbf Vcc-2.0V 0 0.01 0.01 Min. 4.75 Typ. 5.0 0.75 PECL Vcc 0.8 0.70 0.20 Max. 5.25 1.5 Unit V W V V V V Receiver Parameters Condition Symbol Min. Typ. Max. Unit Supply voltage Power consumption PECL input voltage Data/Clock external Load Data to clock phase Clock duty Jitter Signal Detect Response Time: Decreasing Light Input Signal Detect Response Time: Increasing Light Input Photo Bias Current Responsity note 5,7 note 5,7 note 8 note 4,5 note 4 note 6 note 6 Vcc Pc RI Tcda SDRTd SDRTi PBr 4.75 - 5.0 1.2 PECL 50 5.25 1.5 V W ohm -200 45 ITU Rec.compliant 200 55 psec. % - 0.6 - 100 100 - us us A/W MITSUBISHI (OPTICAL DEVICES) MF-622DS-T12-43x/45x/46x MF-622DS-R13-24x SONET/SDH TRANSMITTER & RECEIVER OPTICAL CHARACTERISTICS Parameter ITU code Min. Optical Budget Transmitter Wavelength Optical source Optical power at pigtail Optical power when disable Spectral width(rms) Spectral width(-20dB) SMSR Extinction ratio Optical wave form Path penalty (dispersion=ITU-T compliant) Receiver Min. Wavelength Sensitivity Overload 1260 -8 -33 -3 Typ. Max. 1580 -31 nm dBm dBm 1 -14 8.2 1274 MLM -8 -45 2.5 -2.5 30 10 1356 1280 SLM +2 -45 1 -2 30 10 1335 1480 SLM +2 -45 1 1580 nm dBm dBm nm nm dB dB 1 dB 0 S-4.1 Max. 17 Min. 10 Specification L-4.1 Max. 28.5 Min. 10 L-4.2 Max. 29 dB Unit SONET/SDH Mask compliant 1 ORDERING INFORMATION Transmitter Part number MF-622DF-T12-430 MF-622DF-T12-431 MF-622DF-T12-432 MF-622DF-T12-450 MF-622DF-T12-451 MF-622DF-T12-452 MF-622DF-T12-460 MF-622DF-T12-461 MF-622DF-T12-462 ITU-code S-4.1 S-4.1 S-4.1 L-4.1 L-4.1 L-4.1 L-4.2 L-4.2 L-4.2 Optical connector type FC SC ST FC SC ST FC SC ST Receiver Part number MF-622DS-R13-240 MF-622DS-R13-241 MF-622DS-R13-242 ITU-code STM-4 STM-4 STM-4 Optical connector type FC SC ST MITSUBISHI (OPTICAL DEVICES) MF-622DS-T12-43x/45x/46x MF-622DS-R13-24x SONET/SDH TRANSMITTER & RECEIVER TRANSMITTER PIN ALLOCATION No. 1 2 3 4 5 6 7 8 9 10 Symbol NC Lbs(+) NC Lbs(-) GND Vcc Td Vcc Vcc NC Description No user connection Laser-bias monitor(+) No user connection Laser-bias monitor(-) Ground Vcc Transmitter disable Vcc Vcc No user connection No. 20 19 18 17 16 15 14 13 12 11 Symbol NC Lbf(+) Vcc Lbf(-) Data Data GND GND Vcc GND Description No user connection Laser-backface monitor(+) Vcc Laser-backface monitor(-) Data Data Ground Ground Vcc Ground PIN DESCRIPTIONS Pin No. 5,11, 13,14 6,8,9, 12,18 15,16 Function GND Vcc Data & Data I/O I I I Pin description These pin are the module's ground connections. They should be connected to a low impedance ground plane (0V). This is the power supply pin for the module. It should be connected to +5.0V. Recommended power supply decoupling. This data input pin modulates the laser diode. When the Data input is asserted, the laser diode is turned on. Signal level of these pin are PECL level and internal Vbb bias. Refer to electrical interface in NOTE1. The transmitter is nomally enabled and only requires an external voltage to disable. Refer to electrical interface in NOTE2. The laser bias current is calculated as a ratio of the voltage to an internal 10-ohm sensing resistor. Ib[mA]={Lbs(+)-Lbs(-)}[mV]/10 Refer to electrical interface in NOTE3. The laser backface monitor is calculated as a ratio of the voltage to an internal 200ohm sensing resistor. Ibf[mA]={Lbf(+)-Lbf(-)}[mV]/200 Refer to electrical interface in NOTE3. These pin are No user connection and should be left open. 7 2,4 Transmitter disable Laser-bias monitor(+), Laser-bias monitor(-) Laser-backface monitor(+), Laser-backface monitor(-) NC I O 17,19 O 1,3, 10,20 - MITSUBISHI (OPTICAL DEVICES) MF-622DS-T12-43x/45x/46x MF-622DS-R13-24x SONET/SDH TRANSMITTER & RECEIVER RECEIVER PIN ALLOCATION No. 1 2 3 4 5 6 7 8 9 10 Symbol GND GND GND CLK CLK GND Data GND Data PDB Description Ground Ground Ground Clock Clock Ground Data Ground Data Photo Detector Bias No. 20 19 18 17 16 15 14 13 12 11 Symbol NC NC NC NC GND GND SD GND SD Vcc Description No user connection No user connection No user connection No user connection Ground Ground Signal Detect Ground Signal Detect Vcc RECEIVER PIN DESCRIPTIONS Pin No. 1,2,3, 6,8,13, 15,16 11 7,9 4,5 12,14 Function GND Vcc Data & Data Clock & Clock Signal Detect & Signal Detect Photo Detector Bias I/O I I O O O Pin description These pin are the module's ground connections. They should be connected to a low impedance ground plane (0V). This is the power supply pin for the module. It should be connected to +5.0V. Recommended power supply decoupling. There are Data output pin (Differential PECL output). Signal level of these pin are PECL level. Refer to electrical interface in NOTE4. There are recovered clock output pin (Differential PECL output). Signal level of these pin are PECL level. Refer to electrical interface in NOTE4. When the optical input signal fall bellow the SD threshold level, The Signal Detect is deasserted and its output logic level changes form a PECL HIGH to PECL LOW. Signal Detect pin is differential PECL output pin. Refer to electrical interface in NOTE5. This pin supplies the bias for the PIN Photo Detector and it should be connected to +5.0V. Additionally, by using External Resistor in series with this pin, it is possible to measure the photocurrent. Refer to electrical interface in NOTE8. These pin are No user connection and should be left open. 10 I 17,18, 19,20 NC - MITSUBISHI (OPTICAL DEVICES) MF-622DS-T12-43x/45x/46x MF-622DS-R13-24x SONET/SDH TRANSMITTER & RECEIVER GENERAL OUTLINE DRAWING Transmitter / Receiver (FC/PC, SC/PC and ST/PC connector are available) NOTE: TOLERANCES UNLESS NOTED +/-0.5 DIMENSIONS ARE IN MILLIMETERS L=900+/-100 MITSUBISHI (OPTICAL DEVICES) MF-622DS-T12-43x/45x/46x MF-622DS-R13-24x SONET/SDH TRANSMITTER & RECEIVER BLOCK DIAGRAM LD Module PD LD Integrated device OPT.OUT DRIVER IC Laser-backface monitor(+) Laser-backface monitor(-) Laser-bias monitor(+) A.P.C. Curcuit DATA IN DATA IN Driver IC Laser-bias monitor(-) Transmitter disable Transmitter Block Diagram Limiting IC PD Preamp Clock recovery IC Amp Decider DATA Out DATA Out CLK Out OPT.IN Rt PD-Preamp Module CLK Out Alarm PLL Signal Detect Receiver Block Diagram MITSUBISHI (OPTICAL DEVICES) MF-622DS-T12-43x/45x/46x MF-622DS-R13-24x SONET/SDH TRANSMITTER & RECEIVER NOTE NOTE1: PECL Input Interface 13Kohm Data PECL Data 47Kohm NOTE2: Transmitter disable Interface Transmitter Td HCMOS comparator 51Kohm Transmitter Disable Input Vcc 0V ON OFF Optical Output The transmitter is normally enabled and only requires an external voltage to disable. MITSUBISHI (OPTICAL DEVICES) MF-622DS-T12-43x/45x/46x MF-622DS-R13-24x SONET/SDH TRANSMITTER & RECEIVER NOTE3: Laser bias / Laser backface monitor Interface. Transmitter PD LD LD Module 3Kohm Laser backface 200ohm 3Kohm 3Kohm 10ohm 3Kohm current monitor current monitor Laser bias A.P.C. Curcuit NOTE4: PECL Output interface DC-coupled Receiver AC-coupled Receiver Data / Clock Data / Clock 50ohm Vcc-2V NOTE5: Signal Detect Interface Receiver 330ohm 330ohm 50ohm 0.1uF Signal Detect Signal Detect PECL PECL Data / Clock Data / Clock 330ohm Optical Signal Signal Detect Signal Detect 330ohm OFF 0.1uF 0.1uF 50ohm ON MITSUBISHI (OPTICAL DEVICES) MF-622DS-T12-43x/45x/46x MF-622DS-R13-24x SONET/SDH TRANSMITTER & RECEIVER NOTE6: Data and Clock relationship Data Clock 45% < Clock duty < 55% Td Td < +/-200psec. NOTE7: Signal Detect Response time: Decreasing Light Input / Increasing Light Input Optical wave Optical wave SDRTd SDRTi SDRTd < 100usec. SDRTi < 100usec. NOTE8: Photo current monitor method Vcc External resister (R=<100ohm) Photo Detector Bias Receiver PD OPT.IN Preamp Rt PD-Preamp Module The photocurrent will be calculated based on the voltage drop across on external resistor connected between the monitoring pin and +5V. |
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