MAX3646ETG+ Maxim Integrated Products, MAX3646ETG+ Datasheet
MAX3646ETG+
Specifications of MAX3646ETG+
Related parts for MAX3646ETG+
MAX3646ETG+ Summary of contents
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... On-Chip Temperature Compensation ♦ Self-Biased Inputs for AC-Coupling ♦ Ground-Referenced Current Monitors ♦ Laser Shutdown and Alarm Outputs ♦ Enable Control and Laser Safety Feature PART MAX3646ETG MAX3646ETG+ + Denotes a lead-free/RoHS-compliant package Exposed pad. TOP VIEW Applications MODTCOMP TX_DISABLE *THE EXPOSED PADDLE MUST BE SOLDERED TO SUPPLY GROUND ON THE CIRCUIT BOARD ...
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SFF/SFP Laser Driver with Extinction Ratio Control ABSOLUTE MAXIMUM RATINGS Supply Voltage V ...............................................-0.5V to +6.0V CC IN+, IN-, TX_DISABLE, TX_FAULT, SHUTDOWN, BC_MON, PC_MON, APCFILT1, APCFILT2, MD, TH_TEMP, MODTCOMP, MODBCOMP, MODSET, and APCSET Voltage.............-0. Stresses ...
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Laser Driver with Extinction Ratio Control ELECTRICAL CHARACTERISTICS (continued +2.97V to +3.63V -40°C to +85°C. Typical values are otherwise noted.) (Notes 1, 2) PARAMETER SYMBOL APC Loop Time Constant APC Setting Stability ...
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SFF/SFP Laser Driver with Extinction Ratio Control (V = +3.3V 0.01µ 20mA APC BIAS OPTICAL EYE DIAGRAM 7 (622.08Mbps PRBS, 467MHz FILTER) MAX3646 toc01 1310nm FP LASER r ...
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Laser Driver with Extinction Ratio Control (V = +3.3V 0.01µ 20mA APC BIAS RANDOM JITTER vs. MODULATION CURRENT 2.0 1.8 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0 ...
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SFF/SFP Laser Driver with Extinction Ratio Control PIN NAME Modulation-Current Compensation from Temperature. A resistor at this pin sets the temperature 1 MODTCOMP coefficient of the modulation current when above the threshold temperature. Leave open for zero ...
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Laser Driver with Extinction Ratio Control VOLTAGE SINGLE ENDED V IN+ V IN- DIFFERENTIAL ( IN+ IN- CURRENT I OUT+ TIME Figure 1. Required Input Signal and Output Polarity SOURCE NOISE VOLTAGE SUPPLY Figure 3. Supply ...
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SFF/SFP Laser Driver with Extinction Ratio Control INPUT BUFFER IN+ IN- SHUTDOWN SAFETY LOGIC TX_FAULT POWER DETECTOR TX_DISABLE R = 45kΩ PULL PC_MON R PC_MON I BIAS 82 T > ...
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Laser Driver with Extinction Ratio Control V CC POR AND COUNTER 60ms DELAY TX_DISABLE COUNTER 60ms DELAY PC_MON PC_MON I BIAS 82 BC_MON R BC_MON Figure 5. Simplified Safety Circuit Table 1. ...
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SFF/SFP Laser Driver with Extinction Ratio Control Table 2. Circuit Responses to Various Single-Point Faults CIRCUIT RESPONSE TO OVERVOLTATGE OR PIN SHORT TO V TX_FAULT Does not affect laser power. TX_DISABLE Modulation and bias currents are disabled. ...
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Laser Driver with Extinction Ratio Control Table 3. Optical Power Relations PARAMETER SYMBOL Average power P AVG Extinction ratio r e Optical power of a one Optical power of a zero P 0 Optical amplitude P ...
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SFF/SFP Laser Driver with Extinction Ratio Control of R that corresponds to the required current MODSET at +25° MOD MODS BIAS I = 268 MODS REF ...
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Laser Driver with Extinction Ratio Control Maxim Laser Drivers with Laser Diodes for more informa- tion on AC-coupling laser drivers to laser diodes. For compliance OUT+ CC MOD D The APC ...
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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. 14 ____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 © 2004 Maxim Integrated Products +3 ...