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ADS8410 Arkusz danych(PDF) 3 Page - Texas Instruments |
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ADS8410 Arkusz danych(HTML) 3 Page - Texas Instruments |
3 / 40 page ADS8410 www.ti.com SLAS493A – OCTOBER 2005 – REVISED MAY 2013 SPECIFICATIONS TA = –40°C to 85°C, +VA = 5 V,+VBD = 5 V or 3.3 V, Vref = 4.096 V, f sample = 2 MHz (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT ANALOG INPUT Full-scale input voltage span (1) +IN – (–IN) 0 Vref V +IN –0.2 Vref + 0.2 Absolute input voltage range V –IN –0.2 +0.2 Ci Input capacitance 25 pF Input leakage current 500 pA SYSTEM PERFORMANCE Resolution 16 Bits ADS8410IB 16 No missing codes Bits ADS8410I 16 ADS8410IB –2.5 ±1 2.5 INL Integral linearity(2) LSB(3) ADS8410I –4.0 ±2.5 4.0 ADS8410IB –1 0.8/–0.5 1.5 DNL Differential linearity LSB(3) ADS8410I –1.0 1.5/–0.8 3 ADS8410IB –0.75 ±0.1 0.75 EO Offset error External reference mV ADS8410I –1.5 ±0.75 1.5 ADS8410IB –0.05 ±0.01 0.05 EG Gain error(4) External reference % of FS ADS8410I –0.15 ±0.05 0.15 With common mode input signal = 200 CMMR Common-mode rejection ratio 60 dB mVp-p at 1 MHz PSRR Power supply rejection ratio At FFF0H output code 80 dB SAMPLING DYNAMICS +VBD = 5 V 360 391 Conversion time ns +VBD = 3 V 391 +VBD = 5 V 100 Acquisition time ns +VBD = 3 V 100 Maximum throughput rate with or without latency 2.0 MHz Aperture delay 20 ns Aperture jitter 10 psec Step response 50 ns Overvoltage recovery 50 ns DYNAMIC CHARACTERISTICS VIN 0.5 dB below FS at 10 kHz –98 THD Total harmonic distortion(5) dB VIN 0.5 dB below FS at 100 kHz –92.5 VIN 0.5 dB below FS at 10 kHz 87.5 SNR Signal-to-noise ratio dB VIN 0.5 dB below FS at 100 kHz 86 VIN 0.5 dB below FS at 10 kHz 87 SINAD Signal-to-noise and distortion dB VIN 0.5 dB below FS at 100 kHz 85 VIN 0.5 dB below FS at 10 kHz –101 SFDR Spurious free dynamic range dB VIN 0.5 dB below FS at 100 kHz –93 –3 dB Small signal bandwidth 37.5 MHz EXTERNAL REFERENCE INPUT Input voltage range, VREF 3.9 4.096 4.2 V Resistance(6) To internal reference voltage 500 k Ω INTERNAL REFERENCE OUTPUT (1) Ideal input span; does not include gain or offset error. (2) This is endpoint INL, not best fit. (3) Least significant bit (4) Measured relative to actual measured reference. (5) Calculated on the first nine harmonics of the input frequency. (6) Can vary ±20% Copyright © 2005–2013, Texas Instruments Incorporated Submit Documentation Feedback 3 Product Folder Links: ADS8410 |
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