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AD7478AARM-REEL7 Fiches technique(PDF) 3 Page - Analog Devices |
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AD7478AARM-REEL7 Fiches technique(HTML) 3 Page - Analog Devices |
3 / 24 page REV. C AD7476A/AD7477A/AD7478A –3– AD7477A–SPECIFICATIONS 1 (V DD = 2.35 V to 5.25 V, fSCLK = 20 MHz, fSAMPLE = 1 MSPS, unless otherwise noted; TA = TMIN to TMAX, unless otherwise noted.) Parameter A Grade 2 B Grade 2 Y Grade 2 Unit Test Conditions/Comments POWER REQUIREMENTS VDD 2.35/5.25 2.35/5.25 2.35/5.25 V min/max IDD Digital I/Ps = 0 V or VDD Normal Mode (Static) 2.5 2.5 2.5 mA typ VDD = 4.75 V to 5.25 V, SCLK ON or OFF 1.2 1.2 1.2 mA typ VDD = 2.35 V to 3.6 V, SCLK ON or OFF Normal Mode (Operational) 3.5 3.5 3.5 mA max VDD = 4.75 V to 5.25 V, fSAMPLE = 1 MSPS 1.7 1.7 1.7 mA max VDD = 2.35 V to 3.6 V, fSAMPLE = 1 MSPS Full Power-Down Mode (Static) 1 1 1 µA max Typically 50 nA Full Power-Down Mode (Dynamic) 0.6 0.6 0.6 mA typ VDD = 5 V, fSAMPLE = 100 kSPS 0.3 0.3 0.3 mA typ VDD = 3 V, fSAMPLE = 100 kSPS Power Dissipation 7 Normal Mode (Operational) 17.5 17.5 17.5 mW max VDD = 5 V, fSAMPLE = 1 MSPS 5.1 5.1 5.1 mW max VDD = 3 V, fSAMPLE = 1 MSPS Full Power-Down Mode 5 5 5 µW max VDD = 5 V 333 µW max VDD = 3 V NOTES 1Temperature ranges as follows: A, B Grades: –40 °C to +85°C, Y Grade: –40°C to +125°C. 2Operational from V DD = 2.0 V, with input low voltage (VINL) 0.35 V max. 3See Terminology section. 4B and Y Grades, maximum specifications apply as typical figures when V DD = 4.75 V to 5.25 V. 5SC70 values guaranteed by characterization. 6Guaranteed by characterization. 7See Power vs. Throughput Rate section. Specifications subject to change without notice. Parameter A Grade 2 Unit Test Conditions/Comments DYNAMIC PERFORMANCE fIN = 100 kHz Sine Wave Signal-to-Noise + Distortion (SINAD) 3 61 dB min Total Harmonic Distortion (THD) 3 –72 dB max Peak Harmonic or Spurious Noise (SFDR) 3 –73 dB max Intermodulation Distortion (IMD) 3 Second-Order Terms –82 dB typ fa = 100.73 kHz, fb = 90.7 kHz Third-Order Terms –82 dB typ fa = 100.73 kHz, fb = 90.7 kHz Aperture Delay 10 ns typ Aperture Jitter 30 ps typ Full Power Bandwidth 13.5 MHz typ @ 3 dB 2 MHz typ @ 0.1 dB DC ACCURACY Resolution 10 Bits Integral Nonlinearity ±0.5 LSB max Differential Nonlinearity ±0.5 LSB max Guaranteed No Missed Codes to 10 Bits Offset Error 3, 4 ±1LSB max Gain Error 3, 4 ±1LSB max Total Unadjusted Error (TUE) 3, 4 ±1.2 LSB max ANALOG INPUT Input Voltage Range 0 to VDD V DC Leakage Current ±0.5 µA max Input Capacitance 20 pF typ Track-and-Hold in Track; 6 pF typ when in Hold |
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Description similaire - AD7478AARM-REEL7 |
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