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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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AD8385ASVZ датащи(PDF) 5 Page - Analog Devices |
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AD8385ASVZ датащи(HTML) 5 Page - Analog Devices |
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5 / 24 page  AD8385 Rev. 0 | Page 5 of 24 LEVEL SHIFTING EDGE DETECTOR @ 25°C, AVCC = 15.5 V, DVCC = 3.3 V, TA MIN = 0°C, TA MAX = 85°C, VRH = 9.5 V, VRL = V1 = V2 = 7 V, unless otherwise noted. Table 3. Parameter Conditions Min Typ Max Unit VIL Input Low Voltage AGND AGND + 0.75 V VIH Input High Voltage AVCC – 0.7 AVCC V VTH LH Input Rising Edge Threshold Voltage AGND + 1 V VTH HL Input Falling Edge Threshold Voltage AVCC – 1 V VOH Output High Voltage DVCC − 0.25 V VOL Output Low Voltage 0.25 V IIH Input Current High State 1.2 2.5 µA IIL Input Current Low State –2.5 –1.2 µA t19 Input Rising Edge Propagation Delay Time CL = 10 pF 16 ns ∆t19 t19 Variation with Temperature 2 ns t20 Input Falling Edge Propagation Delay Time CL = 10 pF 12 ns ∆t20 t20 Variation with Temperature 2 ns tr Output Rise Time 10% to 90% 5 ns tf Output Fall Time 10% to 90% 6 ns SERIAL INTERFACE @ 25 C, AVCC = 15.5 V, DVCC = 3.3 V, TA MIN = 0°C, TA MAX = 85°C, SVFS = 5 V, SVRL = 4 V, SVRH = 9 V, unless otherwise noted. Table 4. Parameter Conditions Min Typ Max Unit SERIAL DAC REFERENCE INPUTS SVFS = (SVRH – SVRL) SVRH Range SVRL ≤ SVRH SVRL + 1 AVCC – 3.5 V SVRL Range SVRL ≤ SVRH AGND + 1.5 SVRH – 1 V SVFS Range 1 8 V SVRH Input Current SVFS = 5 V 125 150 µA SVRL Input Current SVFS = 5 V –2.8 –2.5 mA SVRH Input Resistance 40 kΩ SERIAL DAC ACCURACY DNL SVFS = 5 V, RL = ∞ –1.0 +1.0 LSB INL SVFS = 5 V, RL = ∞ –1.5 +1.5 LSB Output Offset Error –2.0 +2.0 LSB Scale Factor Error –3 +3 LSB SERIAL DAC LOGIC INPUTS Input tr, tf = 10 ns CIN 3 pF IIN LOW Low Level Input Current –0.6 µA IIN HIGH High Level Input Current 0.05 µA VTH Input Threshold Voltage 1.65 V VIH Input High Voltage 2.0 DVCC V VIL Input Low Voltage DGND 0.8 V SERIAL DAC OUTPUTS Maximum Output Voltage SVRH – 1 LSB V Minimum Output Voltage SVRL V VAO1—Grounded Mode 0.1 V IOUT ±30 mA CLOAD Low Range1 0.002 µF CLOAD High Range1 0.047 µF |
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