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AD9776A-EBZ Datasheet(PDF) 5 Page - Analog Devices |
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AD9776A-EBZ Datasheet(HTML) 5 Page - Analog Devices |
5 / 56 page AD9776A/AD9778A/AD9779A Rev. B | Page 5 of 56 SPECIFICATIONS DC SPECIFICATIONS TMIN to TMAX, AVDD33 = 3.3 V, DVDD33 = 3.3 V, DVDD18 = 1.8 V, CVDD18 = 1.8 V, IOUTFs = 20 mA, maximum sample rate, unless otherwise noted. Table 1. AD9776A AD9778A AD9779A Parameter Min Typ Max Min Typ Max Min Typ Max Unit RESOLUTION 12 14 16 Bits ACCURACY Differential Nonlinearity (DNL) ±0.1 ±0.65 ±2.1 LSB Integral Nonlinearity (INL) ±0.86 ±1.5 ±6.0 LSB MAIN DAC OUTPUTS Offset Error −0.001 0 +0.001 −0.001 0 +0.001 −0.001 0 +0.001 % FSR Gain Error (with Internal Reference) ±2 ±2 ±2 % FSR Full-Scale Output Current1 8.66 20.2 31.66 8.66 20.2 31.66 8.66 20.2 31.66 mA Output Compliance Range −1.0 +1.0 −1.0 +1.0 −1.0 +1.0 V Output Resistance 10 10 10 MΩ Gain DAC Monotonicity Guaranteed Guaranteed Guaranteed MAIN DAC TEMPERATURE DRIFT Offset 0.04 0.04 0.04 ppm/°C Gain 100 100 100 ppm/°C Reference Voltage 30 30 30 ppm/°C AUXILIARY DAC OUTPUTS Resolution 10 10 10 Bits Full-Scale Output Current1 −1.998 +1.998 −1.998 +1.998 −1.998 +1.998 mA Output Compliance Range (Source) 0 1.6 0 1.6 0 1.6 V Output Compliance Range (Sink) 0.8 1.6 0.8 1.6 0.8 1.6 V Output Resistance 1 1 1 MΩ Auxiliary DAC Monotonicity Guaranteed Guaranteed Guaranteed REFERENCE Internal Reference Voltage 1.2 1.2 1.2 V Output Resistance 5 5 5 kΩ ANALOG SUPPLY VOLTAGES AVDD33 3.13 3.3 3.47 3.13 3.3 3.47 3.13 3.3 3.47 V CVDD18 1.70 1.8 2.05 1.70 1.8 2.05 1.70 1.8 2.05 V DIGITAL SUPPLY VOLTAGES DVDD33 3.13 3.3 3.47 3.13 3.3 3.47 3.13 3.3 3.47 V DVDD18 1.70 1.8 2.05 1.70 1.8 2.05 1.70 1.8 2.05 V POWER CONSUMPTION2 1× Mode, fDAC = 100 MSPS, IF = 1 MHz 250 300 250 300 250 300 mW 2× Mode, fDAC = 320 MSPS, IF = 16 MHz, PLL Off 498 498 498 mW 2× Mode, fDAC = 320 MSPS, IF = 16 MHz, PLL On 588 588 588 mW 4× Mode, fDAC/4 Modulation, fDAC = 500 MSPS, IF = 137.5 MHz, Q DAC Off 572 572 572 mW 8× Mode, fDAC/4 Modulation, fDAC = 1 GSPS, IF = 262.5 MHz 980 980 980 mW Power-Down Mode 2.5 9.8 2.5 9.8 2.5 9.8 mW Power Supply Rejection Ratio, AVDD33 −0.3 +0.3 −0.3 +0.3 −0.3 +0.3 % FSR/V OPERATING RANGE −40 +25 +85 −40 +25 +85 −40 +25 +85 °C 1 Based on a 10 kΩ external resistor. 2 See the Power Dissipation section for more details. |
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