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AD9245BCP-80 Datasheet(PDF) 3 Page - Analog Devices |
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AD9245BCP-80 Datasheet(HTML) 3 Page - Analog Devices |
3 / 32 page AD9245 Rev. D | Page 3 of 32 SPECIFICATIONS DC SPECIFICATIONS AVDD = 3 V, DRVDD = 2.5 V, maximum sample rate, 2 V p-p differential input, 1.0 V internal reference, unless otherwise noted. Table 1. AD9245BCP-20 AD9245BCP-40 AD9245BCP-65 Parameter Min Typ Max Min Typ Max Min Typ Max Unit RESOLUTION 14 14 14 Bits ACCURACY No Missing Codes Guaranteed 14 14 14 Bits Offset Error ±0.30 ±1.60 ±0.50 ±1.75 ±0.50 ±1.75 % FSR Gain Error1 ±0.30 ±3.25 ±0.50 ±3.25 ±0.50 ±6.90 % FSR Differential Nonlinearity (DNL)2 ±0.50 ±1.00 ±0.50 ±1.00 ±0.50 ±1.00 LSB Integral Nonlinearity (INL)2 ±1.20 ±3.10 ±1.40 ±3.40 ±1.60 ±5.55 LSB TEMPERATURE DRIFT1 Offset Error ±2 ±2 ±3 ppm/°C Gain Error ±12 ±12 ±12 ppm/°C INTERNAL VOLTAGE REFERENCE Output Voltage Error (1 V Mode) ±5 ±35 ±5 ±35 ±5 ±35 mV Load Regulation @ 1.0 mA 0.8 0.8 0.8 mV Output Voltage Error (0.5 V Mode) ±2.5 ±2.5 ±2.5 mV Load Regulation @ 0.5 mA 0.1 0.1 0.1 mV INPUT REFERRED NOISE VREF = 0.5 V 2.28 2.28 2.28 LSB rms VREF = 1.0 V 1.08 1.08 1.08 LSB rms ANALOG INPUT Input Span, VREF = 0.5 V 1 1 1 V p-p Input Span, VREF = 1.0 V 2 2 2 V p-p Input Capacitance3 7 7 7 pF REFERENCE INPUT RESISTANCE 7 7 7 kΩ POWER SUPPLIES Supply Voltages AVDD 2.7 3.0 3.6 2.7 3.0 3.6 2.7 3.0 3.6 V DRVDD 2.25 3.0 3.6 2.25 3.0 3.6 2.25 3.0 3.6 V Supply Current IAVDD2 30 55 100 mA IDRVDD2 2 5 7 mA PSRR ±0.01 ±0.01 ±0.01 % FSR POWER CONSUMPTION DC Input4 90 165 300 mW Sine Wave Input2 95 120 180 220 320 375 mW Standby Power5 1.0 1.0 1.0 mW 1 Gain errors and gain temperature coefficients are based on the ADC only (with a fixed 1.0 V external reference). 2 Measured at maximum clock rate, low input frequency, full-scale sine wave, with approximately 5 pF loading on each output bit. 3 Input capacitance refers to the effective capacitance between one differential input pin and AGND. 4 Measured with dc input at maximum clock rate. 5 Standby power is measured with a dc input, the CLK pin inactive (that is, set to AVDD or AGND). |
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