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LTC1418AIN датащи(PDF) 3 Page - Linear Technology |
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LTC1418AIN датащи(HTML) 3 Page - Linear Technology |
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3 / 28 page ![]() 3 LTC1418 (Note 5) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS S/(N + D) Signal-to-Noise Plus Distortion Ratio 97.5kHz Input Signal q 79 81.5 dB THD Total Harmonic Distortion 100kHz Input Signal, First 5 Harmonics q – 94 – 86 dB SFDR Spurious Free Dynamic Range 100kHz Input Signal q 86 95 dB IMD Intermodulation Distortion fIN1 = 97.7kHz, fIN2 = 104.2kHz – 90 dB Full Power Bandwidth 5 MHz Full Linear Bandwidth S/(N + D) ≥ 77dB 0.5 MHz ACCURACY IC DY A (Note 5) I TER AL REFERE CE CHARACTERISTICS PARAMETER CONDITIONS MIN TYP MAX UNITS VREF Output Voltage IOUT = 0 2.480 2.500 2.520 V VREF Output Tempco IOUT = 0, Commercial q ±10 ±45 ppm/ °C IOUT = 0, Industrial ±20 ppm/ °C VREF Line Regulation 4.75V ≤ VDD ≤ 5.25V 0.05 LSB/ V – 5.25V ≤ VSS ≤ –4.75V 0.05 LSB/ V VREF Output Resistance 0.1mA ≤ IOUT ≤ 0.1mA 8 k Ω (Note 5) DIGITAL I PUTS AND OUTPUTS SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VIH High Level Input Voltage VDD = 5.25V q 2.4 V VIL Low Level Input Voltage VDD = 4.75V q 0.8 V IIN Digital Input Current VIN = 0V to VDD q ±10 µA CIN Digital Input Capacitance 1.4 pF VOH High Level Output Voltage VDD = 4.75V, IO = – 10µA 4.74 V VDD = 4.75V, IO = – 200µA q 4.0 V VOL Low Level Output Voltage VDD = 4.75V, IO = 160µA 0.05 V VDD = 4.75V, IO = 1.6mA q 0.10 0.4 V IOZ Hi-Z Output Leakage D13 to D0 VOUT = 0V to VDD, CS High q ±10 µA COZ Hi-Z Output Capacitance D13 to D0 CS High (Note 9) q 15 pF ISOURCE Output Source Current VOUT = 0V – 10 mA ISINK Output Sink Current VOUT = VDD 10 mA SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VDD Positive Supply Voltage (Notes 10, 11) 4.75 5.25 V VSS Negative Supply Voltage (Note 10) Bipolar Only (VSS = 0V for Unipolar) – 4.75 – 5.25 V IDD Positive Supply Current Unipolar, RD High (Note 5) q 3.0 4.3 mA Bipolar, RD High (Note 5) q 3.9 4.5 mA Nap Mode SHDN = 0V, CS = 0V (Note 12) 570 µA Sleep Mode SHDN = 0V, CS = 5V (Note 12) 2 µA ISS Negative Supply Current Bipolar, RD High (Note 5) q 1.4 1.8 mA Nap Mode SHDN = 0V, CS = 0V (Note 12) 0.1 µA Sleep Mode SHDN = 0V, CS = 5V (Note 12) 0.1 µA PDIS Power Dissipation Unipolar q 15.0 21.5 mW Bipolar q 26.5 31.5 mW (Note 5) POWER REQUIRE E TS |
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