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LTC2271 Datasheet(PDF) 3 Page - Linear Technology |
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LTC2271 Datasheet(HTML) 3 Page - Linear Technology |
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3 / 24 page  LTC2387-18 3 238718fa For more information www.linear.com/LTC2387-18 converTer characTerisTics DynaMic accuracy inTernal reFerence characTerisTics The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 5) The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C and AIN = –1dBFS. (Notes 5, 10) The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 5) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Resolution l 18 Bits No Missing Codes l 18 Bits Transition Noise 1.4 LSBRMS INL Integral Linearity Error REFBUF = 4.096V (Notes 7, 9) l –3 ±0.6 3 LSB DNL Differential Linearity Error l –0.9 ±0.2 0.9 LSB ZSE Zero-Scale Error (Note 8) l –16 ±1.5 16 LSB Zero-Scale Error Drift 0.02 LSB/°C FSE Full-Scale Error REFBUF = 4.096V (REFBUF Overdriven) (Notes 8, 9) REFIN = 2.048V (REFIN Overdriven) (Note 8) l l –25 –160 ±5 ±25 25 160 LSB LSB Full-Scale Error Drift REFBUF = 4.096V (REFBUF Overdriven) (Note 9) REFIN = 2.048V (REFIN Overdriven) ±0.1 ±1.5 ppm/°C ppm/°C SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS SINAD Signal-to-(Noise + Distortion) Ratio fIN = 2kHz fIN = 1MHz fIN = 5MHz l l 93 92.6 95.7 94.5 83 dB dB dB SNR Signal-to-Noise Ratio fIN = 2kHz fIN = 1MHz fIN = 5MHz l l 93.2 93 96 95.7 94.6 dB dB dB THD Total Harmonic Distortion (First Five Harmonics) fIN = 2kHz fIN = 1MHz fIN = 5MHz l l –117 –101 –83 –103 –96 dB dB dB SFDR Spurious Free Dynamic Range fIN = 2kHz fIN = 1MHz fIN = 5MHz l l 103 97 119 102 84 dB dB dB –3dB Input Bandwidth 200 MHz SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VREFIN Internal Reference Output Voltage IOUT = 0μA 2.043 2.048 2.053 V VREFIN Temperature Coefficient (Note 11) l ±5 ±20 ppm/°C REFIN Output Impedance 15 kΩ VREFIN Line Regulation VDD = 4.75V to 5.25V 0.3 mV/V REFIN Input Voltage Range (REFIN Overdriven) (Note 6) l 2.008 2.048 2.088 V |
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