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ADS8326IBDGKT Arkusz danych(PDF) 4 Page - Texas Instruments |
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ADS8326IBDGKT Arkusz danych(HTML) 4 Page - Texas Instruments |
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4 / 39 page  ADS8326 SBAS343C – MAY 2007 – REVISED SEPTEMBER 2009.................................................................................................................................................. www.ti.com ELECTRICAL CHARACTERISTICS: VDD = +5V (continued) At –40°C to +85°C, VREF = +5V, –IN = GND, fSAMPLE = 250kHz, and fDCLOCK = 24 × fSAMPLE, unless otherwise noted. ADS8326I ADS8326IB PARAMETER TEST CONDITIONS MIN TYP MAX MIN TYP MAX UNIT AC ACCURACY 5VPP sinewave at 2kHz –98 –99 dB Total harmonic distortion THD 5VPP sinewave at 10kHz –90 –91 dB 5VPP sinewave at 2kHz 102 103 dB Spurious-free dynamic SFDR range 5VPP sinewave at 10kHz 94 95 dB 5VPP sinewave at 2kHz 91 91.5 dB Signal-to-noise ratio SNR 5VPP sinewave at 10kHz 91 91.5 dB 5VPP sinewave at 2kHz 90 91 dB Signal-to-noise + distortion SINAD 5VPP sinewave at 10kHz 87.5 88 dB 5VPP sinewave at 2kHz 14.69 14.86 Bits Effective number of bits ENOB 5VPP sinewave at 10kHz 14.28 14.35 Bits VOLTAGE REFERENCE INPUT Reference voltage 0.1 VDD 0.1 VDD V CS = GND, fSAMPLE = 0Hz 5 5 G Ω Reference input resistance CS = VDD 5 5 G Ω Reference input capacitance 24 24 pF fS = 250kHz 170 220 170 220 μA fS = 200kHz 140 180 140 180 μA Reference input current fS = 100kHz 70 90 70 90 μA fS = 10kHz 11 14 11 14 μA CS = VDD 0.1 0.1 μA DIGITAL INPUTS(1) Logic family CMOS CMOS High-level input voltage VIH 0.7 × VDD VDD + 0.3 0.7 × VDD VDD + 0.3 V Low-level input voltage VIL –0.3 0.3 × VDD –0.3 0.3 × VDD V Input current IIN VI = VDD or GND –50 +50 –50 +50 nA Input capacitance CI 5 5 pF DIGITAL OUTPUTS(1) Logic family CMOS CMOS High-level output voltage VOH VDD = 4.5V, IOH = –100μA 4.44 4.44 V Low-level output voltage VOL VDD = 4.5V, IOL = 100μA 0.5 0.5 V High-impedance state IOZ CS = VDD, VI = VDD or GND –50 +50 –50 +50 nA output current Output capacitance CO 5 5 pF Load capacitance CL 30 30 pF Straight Straight Data format binary binary (1) Applies for 5.0V nominal supply: VDD (min) = 4.5V and VDD (max) = 5.5V. 4 Submit Documentation Feedback Copyright © 2007–2009, Texas Instruments Incorporated Product Folder Link(s): ADS8326 |
Podobny numer części - ADS8326IBDGKT |
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Podobny opis - ADS8326IBDGKT |
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