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Datenblatt-Suchmaschine für elektronische Bauteile |
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Datenblatt-Suchmaschine für elektronische Bauteile |
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AD7484 Datenblatt(PDF) 2 Page - Analog Devices |
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AD7484 Datenblatt(HTML) 2 Page - Analog Devices |
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2 / 12 page  REV. PrC 7/13/01 PRELIMINARY TECHNICAL DATA –2– AD7484–SPECIFICATIONS (TA = 25 C, VDD = 4.75 V to 5.25 V, VDRIVE = 2.7 V to 5.25 V, fSAMPLE = 3MSPS) Parameter Specification Units Test Conditions/Comments DYNAMIC PERFORMANCE FIN = 100kHz Sine Wave Signal to Noise + Distortion (SINAD) 2 78 dB min Signal to Noise Ratio (SNR) 2 78 dB min Total Harmonic Distortion (THD) 2 -90 dB max Peak Harmonic or Spurious Noise (SFDR) 2 T B D dB max Intermodulation Distortion (IMD) 2 Second Order Terms T B D dB typ Third Order Terms T B D dB typ Aperture Delay 10 ns typ Aperture Jitter 10 ps typ Full Power Bandwidth 50 MHz typ @ 3 dB T B D MHz typ @0.1 dB DC ACCURACY Resolution 14 Bits Integral Nonlinearity 2 T B D LSB max ± 1 LSB typ Differential Nonlinearity 2 T B D LSB max Guaranteed No Missed Codes to 14 bits ± 1 LSB typ Offset Error 2 ±1.5 LSB max Gain Error 2 ±1.5 LSB max ANALOG INPUT Input Voltage -200 mV min +2.7 Volts max DC Leakage Current T B D µA max Input Capacitance 10 pF typ REFERENCE INPUT/OUTPUT VREF Input Voltage +2.5 Volts ±1% for specified performance VREF Input DC Leakage Current ± 1 µA max VREF Input Capacitance T B D pF max VREF Output Voltage +2.5 V nom VREF Error @ 25°C T B D mV max VREF Error TMIN to TMAX T B D mV max VREF Output Impedance T B D k typ LOGIC INPUTS Input High Voltage, VINH T B D V min Input Low Voltage, VINL 0.4 V max Input Current, IIN T B D µA max Input Capacitance, CIN 2 T B D pF max LOGIC OUTPUTS Output High Voltage, VOH VDRIVE - 0.2 V min Output Low Voltage, VOL 0.4 V max Floating-State Leakage Current T B D µA max Floating-State Output Capacitance 2,3 T B D pF max Output Coding Straight (Natural) Binary CONVERSION RATE Conversion Time T B D ns max Track/Hold Acquisition Time T B D ns max Sine Wave Input T B D ns max Full-Scale Step Input Throughput Rate 3 MSPS max POWER REQUIREMENTS VDD + 5 Volts ± 5 % VDRIVE +2.7 V min +5.25 V max IDD Normal Mode (Static) T B D mA typ Normal Mode (Operational) 18 mA typ NAP Mode 1 mA typ Standby Mode 1 µA max |
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