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AD7475AR Scheda tecnica(PDF) 3 Page - Analog Devices |
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AD7475AR Scheda tecnica(HTML) 3 Page - Analog Devices |
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3 / 16 page  REV. A –3– AD7475/AD7495 AD7475–SPECIFICATIONS (continued) Parameter A Version 1 B Version 1 Unit Test Conditions/Comments POWER REQUIREMENTS (continued) Power Dissipation 3 Normal Mode (Operational) 10.5 10.5 mW max VDD = 5 V. fSAMPLE = 1 MSPS 4.5 4.5 mW max VDD = 3 V. fSAMPLE = 1 MSPS Partial Power-Down (Static) 500 500 W max VDD = 5 V 300 300 W max VDD = 3 V Full Power-Down 5 5 W max VDD = 5 V 33 W max VDD = 3 V NOTES 1Temperature ranges as follows: A, B Versions: –40 C to +85 C. 2Sample tested @ 25 C to ensure compliance. 3See Power Versus Throughput Rate section. Specifications subject to change without notice. (VDD = 2.7 V to 5.25 V, VDRIVE = 2.7 V to 5.25 V, fSCLK = 20 MHz unless otherwise noted; TA = TMIN to TMAX, unless otherwise noted.) AD7495–SPECIFICATIONS 1 Parameter A Version 1 B Version 1 Unit Test Conditions/Comments DYNAMIC PERFORMANCE Signal to Noise + Distortion 68 68 dB min fIN = 300 kHz Sine Wave, fSAMPLE = 1 MSPS (SINAD) Total Harmonic Distortion (THD) –75 –75 dB max fIN = 300 kHz Sine Wave, fSAMPLE = 1 MSPS Peak Harmonic or Spurious Noise –76 –76 dB max fIN = 300 kHz Sine Wave, fSAMPLE = 1 MSPS (SFDR) Intermodulation Distortion (IMD) Second Order Terms –78 –78 dB typ Third Order Terms –78 –78 dB typ Aperture Delay 10 10 ns typ Aperture Jitter 50 50 ps typ Full Power Bandwidth 8.3 8.3 MHz typ @ 3 dB Full Power Bandwidth 1.3 1.3 MHz typ @ 0.1 dB DC ACCURACY Resolution 12 12 Bits Integral Nonlinearity ±1.5 ±1 LSB max @ 5 V (typ @ 3 V) ±0.5 ±0.5 LSB typ @ 25 °C Differential Nonlinearity +1.5/–0.9 +1.5/–0.9 LSB max @ 5 V Guaranteed No Missed Codes to 12 Bits (typ @ 3 V) ±0.6 ±0.6 LSB typ @ 25 °C Offset Error ±8 ±8 LSB max Typically ±2.5 LSB Gain Error ±7 ±7 LSB max Typically ±2.5 LSB ANALOG INPUT Input Voltage Ranges 0 to 2.5 0 to 2.5 Volts DC Leakage Current ±1 ±1 µA max Input Capacitance 20 20 pF typ REFERENCE OUTPUT REF OUT Output Voltage 2.4625/2.5375 2.4625/2.5375 V min/max REF OUT Impedance 10 10 Ω typ REF OUT Temperature Coefficient 50 50 ppm/ C typ LOGIC INPUTS Input High Voltage, VINH VDRIVE – 1 VDRIVE – 1 V min Input Low Voltage, VINL 0.4 0.4 V max Input Current, IIN ±1 ±1 µA max Typically 10 nA, VIN = 0 V or VDRIVE Input Capacitance, CIN 2 10 10 pF max LOGIC OUTPUTS Output High Voltage, VOH VDRIVE – 0.2 V min ISOURCE = 200 µA; V DD = 2.7 V to 5.25 V Output Low Voltage, VOL 0.4 0.4 V max ISINK = 200 µA Floating-State Leakage Current ±10 ±10 µA max Floating-State Output Capacitance 2 10 10 pF max Output Coding Straight (Natural) Binary |
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