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ADC081S021 データシート(PDF) 5 Page - Texas Instruments |
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ADC081S021 データシート(HTML) 5 Page - Texas Instruments |
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5 / 29 page  5 ADC081S021 www.ti.com SNAS308G – APRIL 2005 – REVISED MAY 2016 Product Folder Links: ADC081S021 Submit Documentation Feedback Copyright © 2005–2016, Texas Instruments Incorporated (1) For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application report, SPRA953. 7.4 Thermal Information THERMAL METRIC(1) ADC081S021 UNIT DBV (SOT-23) NGF (WSON) 6 PINS 6 PINS RθJA Junction-to-ambient thermal resistance 184.5 99.8 °C/W RθJC(top) Junction-to-case (top) thermal resistance 151.2 118.3 °C/W RθJB Junction-to-board thermal resistance 29.7 68.9 °C/W ψJT Junction-to-top characterization parameter 29.8 6.6 °C/W ψJB Junction-to-board characterization parameter 29.1 69.2 °C/W RθJC(bot) Junction-to-case (bottom) thermal resistance — 14.8 °C/W (1) Tested limits are ensured to TI's AOQL (Average Outgoing Quality Level). (2) Data sheet minimum and maximum specification limits are specified by design, test, or statistical analysis. 7.5 Electrical Characteristics Typical values correspond to TA = 25°C, and minimum and maximum limits apply over –40°C to 85°C operating temperature range (unless otherwise noted). VA = 2.7 V to 5.25 V, fSCLK = 1 MHz to 4 MHz, fSAMPLE = 50 ksps to 200 ksps, and CL = 15 pF (unless otherwise noted). (1) PARAMETER TEST CONDITIONS MIN(2) TYP MAX(2) UNIT STATIC CONVERTER CHARACTERISTICS Resolution with no missing codes 8 Bits INL Integral non-linearity VA = 2.7 V to 3.6 V ±0.03 ±0.3 LSB VA = 4.75 V to 5.25 V TA = 25°C –0.03 0.04 LSB TA = –40°C to 85°C ±0.3 ±0.3 DNL Differential non-linearity VA = 2.7 V to 3.6 V ±0.03 ±0.2 LSB VA = 4.75 V to 5.25 V TA = 25°C –0.03 0.04 LSB TA = –40°C to 85°C ±0.2 ±0.2 VOFF Offset error VA = 2.7 V to 3.6 V –0.01 ±0.2 LSB VA = 4.75 V to 5.25 V 0.03 ±0.2 LSB GE Gain error VA = 2.7 V to 3.6 V 0.04 ±0.4 LSB VA = 4.75 V to 5.25 V 0.1 ±0.4 LSB TUE Total unadjusted error VA = 2.7 V to 3.6 V TA = 25°C –0.065 0.055 LSB TA = –40°C to 85°C ±0.3 ±0.3 VA = 4.75 V to 5.25 V TA = 25°C –0.06 0.03 LSB TA = –40°C to 85°C ±0.3 ±0.3 DYNAMIC CONVERTER CHARACTERISTICS SINAD Signal-to-noise plus distortion ratio VA = 2.7 V to 5.25 V, fIN = 100 kHz, –0.02 dBFS 49 49.5 dBFS SNR Signal-to-noise ratio VA = 2.7 V to 5.25 V, fIN = 100 kHz, –0.02 dBFS 49 49.6 dBFS THD Total harmonic distortion VA = 2.7 V to 5.25 V, fIN = 100 kHz, –0.02 dBFS –77 –65 dBFS SFDR Spurious-free dynamic range VA = 2.7 V to 5.25 V, fIN = 100 kHz, –0.02 dBFS 65 68 dBFS ENOB Effective number of bits VA = 2.7 V to 5.25 V, fIN = 100 kHz, –0.02 dBFS 7.8 7.9 Bits IMD Intermodulation distortion, second order terms VA = 5.25 V, fa = 103.5 kHz, fb = 113.5 kHz –83 dBFS Intermodulation distortion, third order terms VA = 5.25 V, fa = 103.5 kHz, fb = 113.5 kHz –82 dBFS |
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