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AD9746 Datasheet(PDF) 4 Page - Analog Devices |
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AD9746 Datasheet(HTML) 4 Page - Analog Devices |
4 / 28 page AD9741/AD9743/AD9745/AD9746/AD9747 Rev. 0 | Page 4 of 28 TMIN to TMAX, AVDD33 = 3.3 V, DVDD33 = 3.3 V, DVDD18 = 1.8 V, CVDD18 = 1.8 V, IFS = 20 mA, full-scale digital input, maximum sample rate, unless otherwise noted. The AD9745 is repeated in Table 2 so the user can compare it with all other parts. Table 2. AD9745, AD9746, and AD9747 AD9745 AD9746 AD9747 Parameter Min Typ Max Min Typ Max Min Typ Max Unit RESOLUTION 12 14 16 Bits ACCURACY Differential Nonlinearity (DNL) ±0.13 ±0.5 ±2.0 LSB Integral Nonlinearity (INL) ±0.25 ±1.0 ±4.0 LSB MAIN DAC OUTPUTS Offset Error ±0.001 ±0.001 ±0.001 %FSR Offset Error Temperature Coefficient 0.1 0.1 0.1 ppm/°C Gain Error ±2.0 ±2.0 ±2.0 %FSR Gain Error Temperature Coefficient 100 100 100 ppm/°C Gain Matching (DAC1 to DAC2) ±1.0 ±1.0 ±1.0 %FSR Full-Scale Output Current 8.6 31.7 8.6 31.7 8.6 31.7 mA Output Compliance Voltage −1.0 +1.0 −1.0 +1.0 −1.0 +1.0 V Output Resistance 10 10 10 MΩ AUXILIARY DAC OUTPUTS Resolution 10 10 10 Bits Full-Scale Output Current −2.0 +2.0 −2.0 +2.0 −2.0 +2.0 mA Output Compliance Voltage Range—Sink Current 0.8 1.6 0.8 1.6 0.8 1.6 V Output Compliance Voltage Range—Source Current 0 1.6 0 1.6 0 1.6 V Output Resistance 1 1 1 MΩ Monotonicity 10 10 10 Bits REFERENCE INPUT/OUTPUT Output Voltage 1.2 1.2 1.2 V Output Voltage Temperature Coefficient 10 10 10 ppm/°C External Input Voltage Range 1.15 1.3 1.15 1.3 1.15 1.3 V Input or Output Resistance 5 5 5 kΩ POWER SUPPLY VOLTAGES AVDD33, DVDD33 3.13 3.47 3.13 3.47 3.13 3.47 V CVDD18, DVDD18 1.70 1.90 1.70 1.90 1.70 1.90 V POWER SUPPLY CURRENTS IAVDD33 56 60 56 60 56 60 mA IDVDD33 11 15 12 16 12 16 mA ICVDD18 18 22 18 22 18 22 mA IDVDD18 30 34 31 35 32 36 mA POWER DISSIPATION fDAC = 250 MSPS, fOUT = 20 MHz 305 350 310 355 310 355 mW DAC Outputs Disabled 120 125 125 mW Full Device Power-Down 3 3 3 mW OPERATING TEMPERATURE −40 +85 −40 +85 −40 +85 °C |
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