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DAC3174IRGCT データシート(PDF) 9 Page - Texas Instruments |
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DAC3174IRGCT データシート(HTML) 9 Page - Texas Instruments |
9 / 40 page DAC3174 www.ti.com SLAS837A – APRIL 2013 – REVISED MAY 2013 ELECTRICAL CHARACTERISTICS – DC SPECIFICATIONS Typical values at TA = 25°C, full temperature range is TMIN = –40°C to TMAX = 85°C, DAC sample rate = 500MSPS, 50% clock duty cycle, VDDA33/IOVDD = 3.3V, VDDA18/CLKVDD18/DIGVDD18 = 1.8V, IOUTFS = 20mA (unless otherwise noted). PARAMETER NOTES MIN TYP MAX UNITS Resolution 14 Bits DC ACCURACY DNL Differential nonlinearity ±1 1 LSB = IOUTFS/2 14 LSB INL Integral nonlinearity ±2 ANALOG OUTPUTS Coarse gain linearity ±0.4 LSB Offset error Mid code offset 0.01 %FSR With external reference ±2 Gain error %FSR With internal reference ±2 Gain mismatch With internal reference -2 2 %FSR Minimum full scale output current 2 Nominal full-scale current, IOUTFS = mA 16xIBAIS current Maximum full scale output current 20 Output compliance range IOUTFS = 20 mA -0.5 1 V Output resistance 300 k Ω Output capacitance 5 pF REFERENCE OUTPUT VREF Reference output voltage 1.14 1.2 1.26 V Reference output current 100 nA REFERENCE INPUT VEXTIO Input voltage range External reference mode 0.1 1.2 1.25 V Input resistance 1 M Ω Small signal bandwidth 500 kHz Input capacitance 100 pF TEMPERATURE COEFFICIENTS ppm of Offset drift ±1 FSR/°C Gain drift With external reference ±15 With internal reference ±30 Reference voltage drift ±8 ppm /°C POWER SUPPLY DIGVDD18, VFUSE, VDDA18, CLKVDD18 1.71 1.8 1.89 V VDDA33 3.15 3.3 3.45 V Sets CMOS IO voltage levels. Nominal IOVDD 1.71 3.45 V 1.8V, 2.5V or 3.3V Copyright © 2013, Texas Instruments Incorporated Submit Documentation Feedback 9 Product Folder Links :DAC3174 |
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