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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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LMV242LD датащи(PDF) 2 Page - National Semiconductor (TI) |
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LMV242LD датащи(HTML) 2 Page - National Semiconductor (TI) |
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2 / 16 page  Absolute Maximum Ratings (Note 1) If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Supply Voltage V DD - GND 6.5V Max ESD Tolerance (Note 2) Human Body Model 2 kV Machine Model 200V Storage Temperature Range −65˚C to 150˚C Junction Temperature (Note 6) 150˚C Max Mounting Temperature Infrared or convection (20 sec) 235˚C Operating Ratings (Note 1) Supply Voltage 2.6V to 5.5V Operating Temperature Range −40˚C to +85˚C V RAMP Voltage Range 0V to 2V RF Frequency Range 450 MHz to 2 GHz 2.6V Electrical Characteristics Unless otherwise specified, all limits are guaranteed to T J = 25˚C. V DD = 2.6V. Boldface limits apply at temperature extremes (Note 4). Symbol Parameter Condition Min Typ Max Units I DD Supply Current V OUT =(VDD - GND)/2 6.9 9 12 mA In Shutdown (TX_EN = 0V) V OUT =(VDD - GND)/2 0.2 30 µA V HIGH Logic Level to Enable Power (Note 7) 1.8 V V LOW Logic Level to Disable Power (Note 7) 0.8 V T ON Turn-on-Time from Shutdown 3.6 6 µs I EN,IBS Current into TX_EN and BS Pin 0.03 5 µA RAMP Amplifier V RD V RAMP Deadband 155 206 265 mV 1/R RAMP Transconductance (Note 8) 70 96 120 µA/V I OUT RAMP Ramp Amplifier Output Current V RAMP =2V 100 162 µA RF Input P IN RF Input Power Range (Note 5) 20 k Ω // 68 pF between V COMP1 and VCOMP2 −50 0 dBm −63 −13 dBV Logarithmic Slope (Note 9) @ 900 MHz, 20 k Ω // 68 pF between V COMP1 and VCOMP2 −1.74 µA/dB @ 1800 MHz, 20 k Ω // 68 pF between V COMP1 and VCOMP2 −1.62 @ 1900 MHz, 20 k Ω // 68 pF between V COMP1 and VCOMP2 −1.60 @ 2000 MHz, 20 k Ω // 68 pF between V COMP1 and VCOMP2 −1.59 Logarithmic Intercept (Note 9) @ 900 MHz, 20 k Ω // 68 pF between V COMP1 and VCOMP2 –50.4 dBm @ 1800 MHz, 20 k Ω // 68 if between V COMP1 and VCOMP2 –52.3 @ 1900 MHz, 20 k Ω // 68 pF between V COMP1 and VCOMP2 –51.9 @ 2000 MHz, 20 k Ω // 68 pF between V COMP1 and VCOMP2 –52.3 R IN DC Resistance (Note 8) 55.7 Ω Error Amplifier GBW Gain-Bandwidth Product (Note 8) 5.1 MHz www.national.com 2 |
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