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AD9225 Datasheet(PDF) 2 Page - Analog Devices |
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AD9225 Datasheet(HTML) 2 Page - Analog Devices |
2 / 24 page REV. B –2– AD9225–SPECIFICATIONS (AVDD = 5 V, DRVDD = 5 V, fSAMPLE = 25 MSPS, VREF = 2.0 V, VINB = 2.5 V dc, TMIN to TMAX, unless otherwise noted.) Parameter Min Typ Max Unit RESOLUTION 12 Bits MAX CONVERSION RATE 25 MHz INPUT REFERRED NOISE VREF = 1.0 V 0.35 LSB rms VREF = 2.0 V 0.17 LSB rms ACCURACY Integral Nonlinearity (INL) ±1.0 ±2.5 LSB Differential Nonlinearity (DNL) ±0.4 ±1.0 LSB No Missing Codes 12 Bits Guaranteed Zero Error (@ 25 ∞C) ±0.3 ±0.6 % FSR Gain Error (@ 25 ∞C)1 ±0.5 ±2.2 % FSR Gain Error (@ 25 ∞C)2 ±0.4 ±1.7 % FSR TEMPERATURE DRIFT Zero Error ±2 ppm/ ∞C Gain Error1 ±26 ppm/ ∞C Gain Error 2 ±0.4 ppm/ ∞C POWER SUPPLY REJECTION AVDD (+5 V ± 0.25 V) ±0.1 ±0.35 % FSR ANALOG INPUT Input Span 2 V p-p 4V p-p Input (VINA or VINB) Range 0 V AVDD V Input Capacitance 10 pF INTERNAL VOLTAGE REFERENCE Output Voltage (1 V Mode) 1.0 V Output Voltage Tolerance (1 V Mode) ±5 ±17 mV Output Voltage (2.0 V Mode) 2.0 V Output Voltage Tolerance (2.0 V Mode) ±10 ±35 mV Output Current (Available for External Loads) 1.0 mA Load Regulation 3 1.0 3.4 mV REFERENCE INPUT RESISTANCE 8 k W POWER SUPPLIES Supply Voltages AVDD 4.75 5 5.25 V ( ±5% AVDD Operating) DRVDD 2.85 5.25 V ( ±5% DRVDD Operating) Supply Currents IAVDD 65 72.5 mA IDRVDD 2.0 4.0 mA POWER CONSUMPTION External Reference 280 310 mW (VREF = 1 V) 335 373 mW (VREF = 2 V) Internal Reference 290 mW (VREF = 1 V) 345 mW (VREF = 2 V) NOTES 1Includes internal voltage reference error. 2Excludes internal voltage reference error. 3Load regulation with 1 mA load current (in addition to that required by the AD9225). Specifications subject to change without notice. DC SPECIFICATIONS |
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