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AD5781 Datasheet(PDF) 3 Page - Analog Devices |
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AD5781 Datasheet(HTML) 3 Page - Analog Devices |
3 / 32 page Data Sheet AD5760 Rev. B | Page 3 of 32 SPECIFICATIONS VDD = +12.5 V to +16.5 V, VSS = −16.5 V to −12.5 V, VREFP = +10 V, VREFN = −10 V, VCC = 2.7 V to 5.5 V, IOVCC = 1.71 V to 5.5 V, RL = unloaded, CL = unloaded, TMIN to TMAX, unless otherwise noted. Table 2. A, B Versions1 Parameter Min Typ Max Unit Test Conditions/Comments STATIC PERFORMANCE2 Resolution 16 Bits Integral Nonlinearity Error (Relative Accuracy) −0.5 +0.5 LSB B grade, VREFx = ±10 V, +10 V and +5 V −2 +2 LSB A grade, VREFx = ±10 V, +10 V and +5 V Differential Nonlinearity Error −0.5 +0.5 LSB B grade, VREFx = ±10 V, +10 V and +5 V −1 +1 LSB A grade, VREFx = ±10 V, +10 V and +5 V Long-Term Linearity Error Stability3 0.00625 LSB After 750 hours at TA = 135°C Full-Scale Error −0.75 ±0.2 +0.75 LSB VREFP = +10 V, VREFN = −10 V −1.4 ±0.17 +1.4 LSB VREFP = 10 V, VREFN = 0 V −2.5 ±0.1 +2.5 LSB VREFP = 5 V, VREFN = 0 V Full-Scale Error Temperature Coefficient ±0.026 ppm/°C VREFP = +10 V, VREFN = −10 V Zero-Scale Error −1.2 ±0.0812 +1.2 LSB VREFP = +10 V, VREFN = −10 V −2.5 ±0.044 +2.5 LSB VREFP = 10 V, VREFN = 0 V −5.2 ±0.056 +5.2 LSB VREFP = 5 V, VREFN = 0 V Zero-Scale Error Temperature Coefficient ±0.025 ppm/°C VREFP = +10 V, VREFN = −10 V Gain Error −19 ±2.3 +19 ppm FSR VREFP = +10 V, VREFN = −10 V −35 ±1.9 +35 ppm FSR VREFP = 10 V, VREFN = 0 V −68 ±0.9 +68 ppm FSR VREFP = 5 V, VREFN = 0 V Gain Error Temperature Coefficient ±0.018 ppm/°C VREFP = +10 V, VREFN = −10 V R1, RFB Matching 0.015 % OUTPUT CHARACTERISTICS Output Voltage Range VREFN VREFP V Output Voltage Settling Time 2.5 μs 10 V step to 0.02%, using the ADA4898-1 buffer in unity-gain mode 3.5 μs 125 code step to ±1 LSB4 Output Noise Spectral Density 8 nV/√Hz At 1 kHz, DAC code = midscale 8 nV/√Hz At 10 kHz, DAC code = midscale Output Voltage Noise 1.1 μV p-p DAC code = midscale, 0.1 Hz to 10 Hz bandwidth Midscale Glitch Impulse4 14 nV-sec VREFP = +10 V, VREFN = −10 V 3.5 nV-sec VREFP = 10 V, VREFN = 0 V 4 nV-sec VREFP = 5 V, VREFN = 0 V MSB Segment Glitch Impulse4 14 nV-sec VREFP = +10 V, VREFN = −10 V, see Figure 43 3.5 nV-sec VREFP = 10 V, VREFN = 0 V, see Figure 44 4 nV-sec VREFP = 5 V, VREFN = 0 V, see Figure 45 Output Enabled Glitch Impulse 57 nV-sec On removal of output ground clamp Digital Feedthrough 0.27 nV-sec DC Output Impedance (Normal Mode) 3.4 kΩ DC Output Impedance (Output Clamped to Ground) 6 kΩ |
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