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AM336 датащи(PDF) 2 Page - Analog Devices |
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AM336 датащи(HTML) 2 Page - Analog Devices |
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2 / 12 page ![]() IC FOR OPTO DETECTOR AM 336 analog microelectronics February 2005 2/12 ABSOLUTE MAXIMUM RATINGS DC Supply Voltage VCC 6,7V Current Zener Diode IZD 10mA Junction Temperature TJ 150°C Storage Temperature Range Tst – 25...125°C Operating Temperature Range Tamb 0...85°C ELECTRICAL SPECIFICATIONS Tamb = 25°C, VCC = 6.5V, RO = 560kΩ, CO = 4.7nF (unless otherwise noted) Parameter Symbol Conditions Min. Typ. Max. Unit Supply Voltage VCC 5.5 6.5 6.7 V Supply Current ICC 6.0 8.0 mA Oscillator Output current (low) IIRD low VIRD = 0.8V 8.0 mA Output current (high) IIRD high VIRD = 6.5V 380 µA Discharging resistor RE internal 4.4 5.9 7.4 k Ω Proximity (P/B = low): Emission pulse width TIRD 0.4 × RE × CO 11 µs Emission frequency fOP 2.5 / (RO × CO), RO >> RE 950 Hz Barrier (P/B = high): Frequency oscillator freerun fOB 1.25 / (RO × CO), RO >> RE 475 Hz Synchronisation pulse width TSYNC 0.6 × RE × CO, RO >> RE 25 µs Synchronisation frequency fSYNC 1.2 × fOB < fSYNC < fOP 600 900 Hz Amplifier Low frequency impedance RB internal 8 10 12.5 k Ω Signal detection stage Threshold comparator A VTA VTA RD = 30kΩ RD = 180kΩ 900 25 mV mV Threshold comparator B VTB VTB RD = 30kΩ RD = 180kΩ 1350 25 mV mV Hysteresis comparator A VHA VHA RH = 200kΩ, RD = 30kΩ RH = 200kΩ, RD =180kΩ 45 2 mV mV Filter resistor RIN internal 15 19 24 k Ω |
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