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AD7492BR-5 Datasheet(PDF) 3 Page - Analog Devices |
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AD7492BR-5 Datasheet(HTML) 3 Page - Analog Devices |
3 / 16 page REV. 0 –3– AD7492 AD7492–SPECIFICATIONS1(V DD = 2.7 V to 5.25 V, TA = TMIN to TMAX, unless otherwise noted.) Parameter A Version 1 B Version 1 Unit Test Conditions/Comments DYNAMIC PERFORMANCE fS = 1 MSPS Signal to Noise + Distortion (SINAD) 69 69 dB typ fIN = 500 kHz Sine Wave 68 68 dB min fIN = 100 kHz Sine Wave Signal-to-Noise Ratio (SNR) 70 70 dB typ fIN = 500 kHz Sine Wave 68 68 dB min fIN = 100 kHz Sine Wave Total Harmonic Distortion (THD) –85 –85 dB typ fIN = 500 kHz Sine Wave –87 –87 dB typ fIN = 100 kHz Sine Wave –75 –75 dB max fIN = 100 kHz Sine Wave Peak Harmonic or Spurious Noise (SFDR) –86 –86 dB typ fIN = 500 kHz Sine Wave –90 –90 dB typ fIN = 100 kHz Sine Wave –76 –76 dB max fIN = 100 kHz Sine Wave Intermodulation Distortion (IMD) Second Order Terms –77 –77 dB typ fIN = 500 kHz Sine Wave –90 –90 dB typ fIN = 100 kHz Sine Wave Third Order Terms –69 –69 dB typ fIN = 500 kHz Sine Wave –88 –88 dB typ fIN = 100 kHz Sine Wave Aperture Delay 5 5 ns typ Aperture Jitter 15 15 ps typ Full Power Bandwidth 10 10 MHz typ DC ACCURACY fS = 1 MSPS Resolution 12 12 Bits Integral Nonlinearity ±1.5 LSB max ±0.6 LSB typ VDD = 5 V ±1 LSB max VDD = 3 V Differential Nonlinearity +1.5/–0.9 +1.5/–0.9 LSB max Guaranteed No Missed Codes to 12 Bits (A and B Version) Offset Error ±9 ±9 LSB max Gain Error ±2.5 ±2.5 LSB max ANALOG INPUT Input Voltage Ranges 0 to 2.5 0 to 2.5 V DC Leakage Current ±1 ±1 µA max Input Capacitance 33 33 pF typ REFERENCE OUTPUT REF OUT Output Voltage Range 2.5 2.5 V ±1.5% for Specified Performance LOGIC INPUTS Input High Voltage, VINH 2 VDRIVE × 0.7 VDRIVE × 0.7 V min VDD = 5 V ± 5% Input Low Voltage, VINL 2 VDRIVE × 0.3 VDRIVE × 0.3 V max VDD = 5 V ± 5% Input Current, IIN ±1 ±1 µA max Typically 10 nA, VIN = 0 V or VDD Input Capacitance, CIN 3 10 10 pF max LOGIC OUTPUTS Output High Voltage, VOH VDRIVE – 0.2 VDRIVE – 0.2 V min ISOURCE = 200 µA 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 10 10 pF max Output Coding Straight (Natural) Binary Straight (Natural) Binary CONVERSION RATE Conversion Time 880 880 ns max Track/Hold Acquisition Time 120 120 ns min Throughput Rate 1 1 MSPS max Conversion Time + Acquisition Time POWER REQUIREMENTS VDD 2.7/5.25 2.7/5.25 V min/max IDD Digital I/Ps = 0 V or DVDD. Normal Mode 3 3 mA max fS = 1 MSPS, Typ 2.2 mA Quiescent Current 1.8 1.8 mA max Partial Sleep Mode 250 250 µA max Static. Typ 190 µA Full Sleep Mode 1 1 µA max Static. Typ 200 nA Power Dissipation 4 Digital I/Ps = 0 V or DVDD Normal Mode 15 15 mW max VDD = 5 V Partial Sleep Mode 1.25 1.25 mW max VDD = 5 V Full Sleep Mode 5 5 µW max VDD = 5 V NOTES 1Temperature ranges as follows: A and B Versions: –40 °C to +85°C. 2V INH and VINL trigger levels are set by the VDRIVE voltage. The logic interface circuitry is powered by VDRIVE. 3Sample tested @ 25 °C to ensure compliance. 4See Power vs. Throughput Rate section. Specifications subject to change without notice. |
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