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DS1864 датащи(PDF) 3 Page - Dallas Semiconductor |
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DS1864 датащи(HTML) 3 Page - Dallas Semiconductor |
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3 / 72 page ![]() SFP Laser Controller and Diagnostic IC _____________________________________________________________________ 3 ANALOG OUTPUT CHARACTERISTICS (VCC = 2.97V to 5.5V, TA = -40°C to +95°C.) PARAMETER DESCRIPTION CONDITIONS MIN TYP MAX UNITS Range 1 0.5 mA IDAC0 and IDAC1 Range 2 Position FFh (Note 6) 1.5 mA IDAC0 and IDAC1 (Off State Current) Shutdown or Position 00h 10 100 nA Voltage at IDAC0 and IDAC1 0.7 VCC V IDAC < 50µA ±10 µA Range 1 IDAC > 50µA ±4 % IDAC < 50µA ±10 µA IDAC0 and IDAC1 Accuracy (Note 6) Range 2 IDAC > 50µA ±4 % Resolution 0.4 %FS ANALOG VOLTAGE MONITORING CHARACTERISTICS (VCC = 2.97V to 5.5V, TA = -40°C to +95°C.) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS Full-Scale Monitor Input At factory setting (Note 4) 2.4875 2.5000 2.5125 V Full-Scale VCC Monitor At factory setting (Note 5) 6.5208 6.5536 6.5864 V Monitor Resolution (VCC, IBI, TXP, RIN) 0.024 %FS MON1P to MON1N FS MON1 (Note 7) 0 2.5 V MON1P, MON1N Common-Mode Voltage 0 VCC V MON1P (Single-Ended) (Notes 7 and 8) 2.5 V MON1 FS (Factory) (Note 7) 2.5 V MON2 FS (Factory) (Note 7) 2.5 V MON3 FS (Factory) VMON3 = 2.5V (Note 7) 2.5 V Supply Accuracy VCCacc (Note 7) 0.5 %FS MON1 Accuracy MON1acc (Note 7) 0.5 %FS MON2 Accuracy MON2acc (Note 7) 0.5 %FS MON3 Accuracy MON3acc (Notes 7 and 9) 0.5 %FS Dual range disabled 21.5 26.0 Monitoring Update Rate tframe Dual range enabled 57 70 ms Fast-Trip Comparator Accuracy FCacc ±4 %FS |
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