MAX3996CTP+T Maxim Integrated Products, MAX3996CTP+T Datasheet
MAX3996CTP+T
Specifications of MAX3996CTP+T
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MAX3996CTP+T Summary of contents
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... Gigabit Ethernet Optical Transmitters ATM LAN Optical Transmitters 10 Gigabit Ethernet WWDM Pin Configuration appears at end of data sheet. ________________________________________________________________ Maxim Integrated Products For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at 1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com. 3.0V to 5.5V, 2.5Gbps VCSEL ...
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VCSEL and Laser Driver ABSOLUTE MAXIMUM RATINGS Supply Voltage at V ...........................................-0.5V to +7.0V CC Voltage at TX_DISABLE, PORDLY, MON1, COMP, IN+, IN-, MD, BIAS, MODSET, TC..........-0. Voltage between COMP and MON2 .....................................2.3V Voltage ...
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ELECTRICAL CHARACTERISTICS (continued 3.0V to 5.5V 0°C to +70°C, unless otherwise noted. Typical values are +25°C.) (Figure 1) PARAMETER SYMBOL Minimum Modulation Current Maximum Modulation Current Accuracy of Modulation Current (Part-to-Part Variation) ...
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VCSEL and Laser Driver (V = 3.3V +25°C, unless otherwise noted ELECTRICAL EYE DIAGRAM 30mA PRBS, 2.5Gbps) MOD 25Ω LOAD 120mV/ div 64ps/div OPTICAL EYE DIAGRAM ...
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T = +25°C, unless otherwise noted HOT PLUG WITH TX_DISABLE LOW 3. LOW FAULT LOW t_init = 23mS TX_DISABLE LASER OUPUT 10.0ms/div TRANSMITTER DISABLE 3. t_off = 60ns LOW FAULT ...
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VCSEL and Laser Driver PIN NAME Temperature Compensation Set. The resistor at TC programs the temperature-increasing component the laser-modulation current. 2 FAULT Fault Indicator. See Table GND Ground Transmit Disable. ...
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TO 5. MAX3996 R OUT 0.01µF IN 0.01µF IN- MODULATION CURRENT GENERATOR TC MODSET R *MURATA MOD BLM11HA102SG Figure 1. Output Load for AC Specification Detailed Description The MAX3996 ...
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VCSEL and Laser Driver Table 1. Typical Fault Conditions PIN FAULT CONDITION MON2 V > 400mV MON2 BIAS V < 400mV BIAS TC, MODSET MODSET TC During startup, the laser does not emit ...
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Table 2. R and R Selection Table TC MOD i = 30mA TEMPCO MOD (ppm/°C) R (kΩ) MOD 3500 17.1 3000 8.04 2500 5.20 2000 3.81 1500 2.98 1000 2.44 500 2.05 Table 3. Circuit Responses to Various Single-Point Faults ...
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VCSEL and Laser Driver V PORDLY CC STARTUP DELAY V BG BIAS ENABLE TX_DISABLE MODULATOR ENABLE FAULT LATCH BIAS FAULT 1 BIAS FAULT 2 TC FAULT MODSET FAULT Figure 7. Safety Circuitry Functional Diagram Latched Fault ...
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R = 25Ω Ω MOD Figure 8. R vs. R for Various Conditions TC MOD OPTIONAL SHUTDOWN CIRCUITRY V 1.8kΩ SHDNDRV CC TX_DISABLE ...
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VCSEL and Laser Driver V SMOOTH CC MONITOR DIODE SET D *FERRITE BEAD Figure 11. APC Loop monitor photodiode current is set by I Determine the desired monitor current (I select R = ...
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The compensation components (R easily determined by experimentation. For interfacing with edge-emitting lasers, refer to application note HFAN-2.0, Interfacing Maxim Laser Drivers with Laser Diodes. Begin with R = 50Ω and until the desired transmitter response is ...
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VCSEL and Laser Driver Figure 14. SHDNDRV Output PACKAGE OUT- 1.1nH 0.15pF 1pF Figure 15. Modulator Outputs 14 ______________________________________________________________________________________ V CC MAX3996 10kΩ 550Ω 60Ω 50Ω 50Ω MAX3996 SHDNDRV PACKAGE OUT+ 1.1nH ...
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MAX3996 PACKAGE V CC IN+ 1.1nH 0.15pF 1pF V CC IN- 1.1nH 0.15pF 1pF Figure 16. Data Inputs TOP VIEW FAULT 2 GND 3 MAX3996 TX_DISABLE 4 PORDLY QFN (4mm ...
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... Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim reserves the right to change the circuitry and specifications without notice at any time. 16 ____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 © 2004 Maxim Integrated Products For the latest package outline information www ...