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LTC1403 Datasheet(PDF) 3 Page - Linear Technology |
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LTC1403 Datasheet(HTML) 3 Page - Linear Technology |
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3 / 20 page  3 LTC1403/LTC1403A 1403af The q denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VDD = 3V LTC1403 LTC1403A SYMBOL PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS SINAD Signal-to-Noise Plus 100kHz Input Signal 70.5 73.5 dB Distortion Ratio 1.4MHz Input Signal q 68 70.5 70 73.5 dB 100kHz Input Signal, External VREF = 3.3V, 72 76.3 dB VDD ≥ 3.3V 750kHz Input Signal, External VREF = 3.3V, 72 76.3 dB VDD ≥ 3.3V THD Total Harmonic 100kHz First 5 Harmonics –87 –90 dB Distortion 1.4MHz First 5 Harmonics q –83 –76 –86 –78 dB SFDR Spurious Free 100kHz Input Signal –87 –90 dB Dynamic Range 1.4MHz Input Signal –83 –86 dB IMD Intermodulation 1.25V to 2.5V 1.25MHz into AIN+, 0V to 1.25V, –82 –82 dB Distortion 1.2MHz into AIN– Code-to-Code VREF = 2.5V (Note 18) 0.25 1 LSBRMS Transition Noise Full Power Bandwidth VIN = 2.5VP-P, SDO = 11585LSBP-P (Note 15) 50 50 MHz Full Linear Bandwidth S/(N + D) ≥ 68dB 5 5 MHz The q denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VDD = 3V PARAMETER CONDITIONS MIN TYP MAX UNITS VREF Output Voltage IOUT = 0 2.5 V VREF Output Tempco 15 ppm/ °C VREF Line Regulation VDD = 2.7V to 3.6V, VREF = 2.5V 600 µV/V VREF Output Resistance Load Current = 0.5mA 0.2 Ω VREF Settling Time 2ms The q denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VDD = 3V SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VIH High Level Input Voltage VDD = 3.3V q 2.4 V VIL Low Level Input Voltage VDD = 2.7V q 0.6 V IIN Digital Input Current VIN = 0V to VDD q ±10 µA CIN Digital Input Capacitance 5pF VOH High Level Output Voltage VDD = 3V, IOUT = – 200µA q 2.5 2.9 V VOL Low Level Output Voltage VDD = 2.7V, IOUT = 160µA 0.05 V VDD = 2.7V, IOUT = 1.6mA q 0.10 0.4 V IOZ Hi-Z Output Leakage DOUT VOUT = 0V to VDD q ±10 µA COZ Hi-Z Output Capacitance DOUT 1pF ISOURCE Output Short-Circuit Source Current VOUT = 0V, VDD = 3V 20 mA ISINK Output Short-Circuit Sink Current VOUT = VDD = 3V 15 mA DY A IC ACCURACY I TER AL REFERE CE CHARACTERISTICS DIGITAL I PUTS A D DIGITAL OUTPUTS |
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