Datasheet AD9240 (Analog Devices) - 4

AD9240 (AVDD AC SPECIFICATIONS = +5 V, DVDD= +5 V, DRVDD = +5 V, fSAMPLE = 10 MSPS, RBIAS = 2 k
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, VREF = 2.5 V, AIN = –0.5 dBFS, AC Coupled/Differential Input, TMIN to TMAX unless otherwise noted) Parameter AD9240 Units
SIGNAL-TO-NOISE AND DISTORTION RATIO (S/N+D) fINPUT = 500 kHz 75.0 dB min 77.5 dB typ fINPUT = 1.0 MHz 77.5 dB typ fINPUT = 5.0 MHz 75.0 dB typ EFFECTIVE NUMBER OF BITS (ENOB) fINPUT = 500 kHz 12.2 Bits min 12.6 Bits typ fINPUT = 1.0 MHz 12.6 Bits typ fINPUT = 5.0 MHz 12.2 Bits typ SIGNAL-TO-NOISE RATIO (SNR) fINPUT = 500 kHz 76.0 dB min 78.5 dB typ fINPUT = 1.0 MHz 78.5 dB typ fINPUT = 5.0 MHz 78.5 dB typ TOTAL HARMONIC DISTORTION (THD) fINPUT = 500 kHz –78.0 dB max –85.0 dB typ fINPUT = 1.0 MHz –85.0 dB typ fINPUT = 5.0 MHz –77.0 dB typ SPURIOUS FREE DYNAMIC RANGE fINPUT = 500 kHz 90.0 dB typ fINPUT = 1.0 MHz 90.0 dB typ fINPUT = 5.0 MHz 80.0 dB typ DYNAMIC PERFORMANCE Full Power Bandwidth 70 MHz typ Small Signal Bandwidth 70 MHz typ Aperture Delay 1 ns typ Aperture Jitter 4 ps rms typ Acquisition to Full-Scale Step (0.0025%) 45 ns typ Overvoltage Recovery Time 167 ns typ Specifications subject to change without notice.
DIGITAL SPECIFICATIONS (AVDD = +5 V, DVDD = +5 V, TMIN to TMAX unless otherwise noted) Parameters Symbol AD9240 Units
CLOCK INPUT High Level Input Voltage VIH +3.5 V min Low Level Input Voltage VIL +1.0 V max High Level Input Current (V ± IN = DVDD) IIH 10 µA max Low Level Input Current (V ± IN = 0 V) IIL 10 µA max Input Capacitance CIN 5 pF typ LOGIC OUTPUTS (with DRVDD = 5 V) High Level Output Voltage (IOH = 50 µA) VOH +4.5 V min High Level Output Voltage (IOH = 0.5 mA) VOH +2.4 V min Low Level Output Voltage (IOL = 1.6 mA) VOL +0.4 V max Low Level Output Voltage (IOL = 50 µA) VOL +0.1 V max Output Capacitance COUT 5 pF typ LOGIC OUTPUTS (with DRVDD = 3 V) High Level Output Voltage (IOH = 50 µA) VOH +2.4 V min Low Level Output Voltage (IOL = 50 µA) VOL +0.7 V max Specifications subject to change without notice. REV. B –3–