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ADS8330IBPWR Datasheet(PDF) 6 Page - Texas Instruments |
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ADS8330IBPWR Datasheet(HTML) 6 Page - Texas Instruments |
6 / 50 page ADS8329 ADS8330 SLAS516C – DECEMBER 2006 – REVISED JULY 2009 ................................................................................................................................................... www.ti.com ELECTRICAL CHARACTERISTICS (continued) TA = –40°C to 85°C, +VA = 2.7 V to 3.6 V, +VBD = 1.65 V to 1.5×(+VA), VREF = 2.5 V, fSAMPLE = 1 MHz for 3 V ≤ +VA ≤ 3.6 V, fSAMPLE = 900 kHz for 3 V < +VA ≤ 2.7 V using external clock (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT DYNAMIC CHARACTERISTICS VIN = 2.5 VPP at 10 kHz –102 THD Total harmonic distortion(4) dB VIN = 2.5 VPP at 100 kHz –93 VIN = 2.5 VPP at 10 kHz 89 SNR Signal-to-noise ratio dB VIN = 2.5 VPP at 100 kHz 88 VIN = 2.5 VPP at 10 kHz 88.5 SINAD Signal-to-noise + distortion dB VIN = 2.5 VPP at 100 kHz 88 VIN = 2.5 VPP at 10 kHz 104 SFDR Spurious-free dynamic range dB VIN = 2.5 VPP at 100 kHz 94.2 –3dB small-signal bandwidth 30 MHz CLOCK Internal conversion clock frequency 21 22.3 23.5 MHz Used as I/O clock only 42 SCLK external serial clock MHz As I/O clock and conversion clock 1 42 EXTERNAL VOLTAGE REFERENCE INPUT fSAMPLE ≤ 500kSPS, 0.3 2.525 2.7 V ≤ +VA < 3V fSAMPLE ≤ 500kSPS, 0.3 3 3 V ≤ +VA < 3.6V VREF[(REF+) – Input reference (REF–)] VREF fSAMPLE > 500kSPS, V range 2.475 2.525 2.7 V ≤ +VA < 3V fSAMPLE > 500kSPS, 2.475 3 3 V ≤ +VA ≤ 3.6V (REF–) – AGND –0.1 0.1 Resistance(5) Reference input 40 k Ω DIGITAL INPUT/OUTPUT Logic family—CMOS VIH High-level input voltage (+VA × 1.5) V ≥ +VBD ≥ 1.65 V 0.65 × (+VBD) +VBD + 0.3 V VIL Low-level input voltage (+VA × 1.5) V ≥ +VBD ≥ 1.65 V –0.3 0.35 × (+VBD) V II Input current VI = +VBD or BDGND –50 50 nA CI Input capacitance 5 pF (+VA × 1.5) V ≥ +VBD ≥ 1.65 V, VOH High-level output voltage +VBD – 0.6 +VBD V IO = 100 µA (+VA × 1.5) V ≥ +VBD ≥ 1.65 V, VOL Low-level output voltage 0 0.4 V IO = 100 µA CO Output capacitance 5 pF CL Load capacitance 30 pF Data format—straight binary (4) Calculated on the first nine harmonics of the input frequency. (5) Can vary ±30%. 6 Submit Documentation Feedback Copyright © 2006–2009, Texas Instruments Incorporated Product Folder Link(s): ADS8329 ADS8330 |
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