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AD5425YRM-REEL7 Scheda tecnica(PDF) 2 Page - Analog Devices |
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AD5425YRM-REEL7 Scheda tecnica(HTML) 2 Page - Analog Devices |
2 / 20 page REV. 0 –2– AD5425–SPECIFICATIONS1 (VDD = 2.5 V to 5.5 V, VREF = 10 V, IOUTx = O V. All specifications TMIN to TMAX, unless otherwise noted. DC performance measured with OP177, AC performance with AD8038, unless otherwise noted.) Parameter Min Typ Max Unit Conditions STATIC PERFORMANCE Resolution 8 Bits Relative Accuracy 0.25 LSB Differential Nonlinearity 0.5 LSB Guaranteed monotonic Gain Error ±10 mV Gain Error Temperature Coefficient 2 ±5 ppm FSR/ °C Output Leakage Current ±5nAData = 0x0000, T A = 25 °C, I OUT ±25 nA Data = 0x0000, IOUT REFERENCE INPUT 2 Reference Input Range ±10 V VREF Input Resistance 8 10 12 k Ω Input resistance TC = –50 ppm/ °C RFB Resistance 8 10 12 k Ω Input resistance TC = –50 ppm/ °C Input Capacitance Code Zero Scale 3 6 pF Code Full Scale 5 8 pF DIGITAL INPUTS Input High Voltage, VIH 1.7 V Input Low Voltage, VIL 0.6 V Input Leakage Current, IIL 2 A Input Capacitance 4 10 pF DYNAMIC PERFORMANCE 2 Reference Multiplying Bandwidth 10 MHz VREF = ±3.5 V; DAC loaded all 1s Output Voltage Settling Time 50 100 ns Measured to ±16 mV. RLOAD = 100 Ω, CLOAD = 15 pF DAC latch alternately loaded with 0s and 1s Digital Delay 40 75 ns 10% to 90% Settling Time 15 30 ns Rise and Fall time, VREF = 10 V, RLOAD = 100 Ω Digital-to-Analog Glitch Impulse 2 nV-s 1 LSB change around major carry VREF = 0 V Multiplying Feedthrough Error 70 dB DAC latch loaded with all 0s. VREF = ±3.5 V, 1 MHz 48 dB 10 MHz Output Capacitance IOUT22225pFAll 0s loaded 10 12 pF All 1s loaded IOUT11217pFAll 0s loaded 25 30 pF All 1s loaded Digital Feedthrough 0.1 nV-s Feedthrough to DAC output with SYNC high and alternate loading of all 0s and all 1s Total Harmonic Distortion –81 dB VREF = 3.5 V pk-pk; all 1s loaded, f = 1 kHz Digital THD Clock = 1 MHz 50 kHz fOUT 70 dB 8k Codes Output Noise Spectral Density 25 nV √Hz @ 1 kHz SFDR Performance (Wide Band) 8k Codes, VREF = 3.5 V Clock = 2 MHz 50 kHz fOUT 55 dB 20 kHz fOUT 63 dB SFDR Performance (Narrow Band) Clock = 2 MHz 50 kHz fOUT 73 dB 20 kHz fOUT 80 dB Intermodulation Distortion 8k codes, VREF = 3.5 V Clock = 2 MHz f1 = 20 kHz, f2 = 25 kHz 79 dB |
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