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ADCS7476AIMFX Scheda tecnica(PDF) 5 Page - Texas Instruments |
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ADCS7476AIMFX Scheda tecnica(HTML) 5 Page - Texas Instruments |
5 / 33 page 5 ADCS7476, ADCS7477, ADCS7478 www.ti.com SNAS192G – APRIL 2003 – REVISED MAY 2016 Product Folder Links: ADCS7476 ADCS7477 ADCS7478 Submit Documentation Feedback Copyright © 2003–2016, Texas Instruments Incorporated (1) Data sheet minimum and maximum specification limits are ensured by design, test, or statistical analysis. 6.5 Electrical Characteristics – ADCS7476 TA = 25°C, VDD = 2.7 V to 5.25 V, fSCLK = 20 MHz, and fSAMPLE = 1 MSPS (unless otherwise noted) (1) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT STATIC CONVERTER CHARACTERISTICS Resolution with no missing codes VDD = 2.7 V to 3.6 V, –40°C ≤ TA ≤ 125°C 12 Bits INL Integral non-linearity VDD = 2.7 V to 3.6 V TA = 25°C ±0.4 LSB –40°C ≤ TA ≤ 85°C ±1 VDD = 2.7 V to 3.6 V, TA = 125°C –1.1 1 LSB DNL Differential non-linearity VDD = 2.7 V to 3.6 V TA = 25°C –0.3 0.5 LSB –40°C ≤ TA ≤ 85°C –0.9 1 VDD = 2.7 V to 3.6 V, TA = 125°C ±1 LSB VOFF Offset error VDD = 2.7 V to 3.6 V TA = 25°C ±0.1 LSB −40°C ≤ TA ≤ 125°C ±1.2 GE Gain error VDD = 2.7 V to 3.6 V TA = 25°C ±0.2 LSB –40°C ≤ TA ≤ 125°C ±1.2 DYNAMIC CONVERTER CHARACTERISTICS SINAD Signal-to-noise plus distortion ratio fIN = 100 kHz TA = 25°C 72 dB –40°C ≤ TA ≤ 125°C 70 SNR Signal-to-noise ratio fIN = 100 kHz TA = 25°C 72.5 dB –40°C ≤ TA ≤ 85°C 70.8 fIN = 100 kHz, TA = 125°C 70.6 dB THD Total harmonic distortion fIN = 100 kHz –80 dB SFDR Spurious-free dynamic range fIN = 100 kHz 82 dB IMD Intermodulation distortion, second order terms fa = 103.5 kHz, fb = 113.5 kHz –78 dB Intermodulation distortion, third order terms fa = 103.5 kHz, fb = 113.5 kHz –78 dB FPBW –3-dB full power bandwidth 5-V supply 11 MHz 3-V supply 8 MHz POWER SUPPLY CHARACTERISTICS IDD Normal mode (static) VDD = 4.75 V to 5.25 V, SCLK On or Off 2 mA VDD = 2.7 V to 3.6 V, SCLK On or Off 1 mA Normal mode (operational) VDD = 4.75 V to 5.25 V, fSAMPLE = 1 MSPS TA = 25°C 2 mA –40°C ≤ TA ≤ 85°C 3.5 VDD = 2.7 V to 3.6 V, fSAMPLE = 1 MSPS TA = 25°C 0.6 mA –40°C ≤ TA ≤ 85°C 1.6 Shutdown mode VDD = 5 V, SCLK Off 0.5 µA VDD = 5 V, SCLK On 60 µA PD Power consumption, normal mode (operational) VDD = 5 V, fSAMPLE = 1 MSPS TA = 25°C 10 mW –40°C ≤ TA ≤ 85°C 17.5 VDD = 3 V, fSAMPLE = 1 MSPS TA = 25°C 2 mW –40°C ≤ TA ≤ 85°C 4.8 Power consumption, shutdown mode VDD = 5 V, SCLK Off 2.5 µW VDD = 3 V, SCLK Off 1.5 µW ANALOG INPUT CHARACTERISTICS VIN Input range 0 to VDD V IDCL DC leakage current –40°C ≤ TA ≤ 85°C ±1 µA CINA Analog input capacitance 30 pF DIGITAL INPUT CHARACTERISTICS |
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