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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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AD9814 датащи(PDF) 2 Page - Analog Devices |
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AD9814 датащи(HTML) 2 Page - Analog Devices |
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2 / 15 page  REV. 0 –2– AD9814–SPECIFICATIONS ANALOG SPECIFICATIONS J-Grade K-Grade Parameter Min Typ Max Min Typ Max Units CONVERSION RATE 3-Channel Mode with CDS 6 10 6 10 MSPS 1-Channel Mode with CDS 6 7 6 7 MSPS ACCURACY (Entire Signal Path) ADC Resolution 14 14 Bits Integral Nonlinearity 1 (INL) +2.5/–6.0 +2.5/–6.0 ±11.0 LSB INL @ 10 MHz +4.0/–7.0 +4.0/–7.0 LSB Differential Nonlinearity (DNL) +0.6/–0.5 +0.6/–0.5 ±1.0 LSB DNL @ 10 MHz +0.8/–0.6 +0.8/–0.6 LSB No Missing Codes Guaranteed 13 14 Bits Offset Error –12 –12 ±104 mV Gain Error 2 2.2 2.2 ±5.3 % FSR ANALOG INPUTS Input Signal Range 3 4.0 4.0 V p-p Allowable Reset Transient 3 1.0 1.0 V Input Limits 4 AVSS – 0.3 AVDD + 0.3 AVSS – 0.3 AVDD + 0.3 V Input Capacitance 10 10 pF Input Bias Current 10 10 nA AMPLIFIERS PGA Gain at Minimum 1 1 V/V PGA Gain at Maximum 5.8 5.8 V/V PGA Resolution 64 64 Steps PGA Monotonicity Guaranteed Guaranteed Programmable Offset at Minimum –300 –300 mV Programmable Offset at Maximum +300 +300 mV Programmable Offset Resolution 512 512 Steps Programmable Offset Monotonicity Guaranteed Guaranteed NOISE AND CROSSTALK Input Referred Noise @ PGA Min 130 130 µV rms Total Output Noise @ PGA Min 0.55 0.55 LSB rms Input Referred Noise @ PGA Max 84 84 µV rms Total Output Noise @ PGA Max 2.0 2.0 LSB rms Channel-Channel Crosstalk <1 <1 LSB POWER SUPPLY REJECTION AVDD = +5 V ± 0.25 V 0.07 0.07 0.3 % FSR Differential VREF (@ +25 °C) CAPT-CAPB (4 V Input Range) 2.0 1.9 2.0 2.1 V CAPT-CAPB (2 V Input Range) 1.0 0.94 1.0 1.06 V TEMPERATURE RANGE Operating 0 +70 0 +70 °C Storage –65 +150 –65 +150 °C POWER SUPPLIES AVDD +4.75 +5.0 +5.25 +4.75 +5.0 +5.25 V DRVDD +3.0 +5.0 +5.25 +3.0 +5.0 +5.25 V Total Operating Current AVDD 64 64 80 mA DRVDD 1.8 1.8 10 mA Power-Down Mode Current 150 150 µA Power Dissipation 330 330 450 mW Power Dissipation @ 10 MHz 355 355 mW Power Dissipation (1-Channel Mode) 220 220 265 mW (TMIN to TMAX, AVDD = +5 V, DRVDD = +5 V, 3-Channel CDS Mode, fADCCLK = 6 MHz, fCDSCLK1 = fCDSCLK2 = 2 MHz, PGA Gain = 1, Input Range = 4 V, unless otherwise noted.) |
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