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AD7899BR-3 Arkusz danych(PDF) 2 Page - Analog Devices |
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AD7899BR-3 Arkusz danych(HTML) 2 Page - Analog Devices |
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2 / 16 page  REV. A –2– AD7899–SPECIFICATIONS (VDD = 5 V 5%, AGND = DGND = 0 V, VREF = Internal. Clock = Internal, all specifications TMIN to TMAX and valid for VDRIVE = 3 V 5% and 5 V 5% unless otherwise noted.) ABS Parameter Version 1 Version 1 Version 1 Unit Test Conditions/Comments SAMPLE AND HOLD –0.1 dB Full Power Bandwidth 500 500 500 kHz typ –3 dB Full Power Bandwidth 4.5 4.5 4.5 MHz typ Aperture Delay 20 20 20 ns max Aperture Jitter 25 25 25 ps typ DYNAMIC PERFORMANCE 2 fIN = 100 kHz, fS = 400 kSPS AD7899-1 Signal to (Noise + Distortion) Ratio 3 @ 25 C 78 78 78 dB min TMIN to TMAX 78 78 77 dB min Total Harmonic Distortion 3 –84 –84 –82 dB max Peak Harmonic or Spurious Noise 3 –86 –86 –85 dB max AD7899-2 Signal to (Noise + Distortion) Ratio 3 @ 25 C 78 dB min TMIN to TMAX 77 dB min Total Harmonic Distortion 3 –82 dB max Peak Harmonic or Spurious Noise 3 –82 dB max AD7899-3 Signal to (Noise + Distortion) Ratio 3 @ 25 C 78 78 dB min TMIN to TMAX 77 77 dB min Total Harmonic Distortion 3 –84 –84 dB max Peak Harmonic or Spurious Noise 3 –86 –86 dB max Intermodulation Distortion 3 fa = 49 kHz, fb = 50 kHz 2nd Order Terms –89 –89 –89 dB typ 3rd Order Terms –89 –89 –89 dB typ DC ACCURACY Resolution 14 14 14 Bits Relative Accuracy (INL) 3 ± 2 ±1.5 ±2 LSB max Differential Nonlinearity (DNL) 3 ± 1 ± 1 ±1 LSB max No Missing Codes Guaranteed AD7899-1 Input Voltage Range ±5, ±10 ±5, ±10 Volts Input Current 0.8, 0.8 0.8, 0.8 mA max VIN = –5 V and –10 V Respectively Positive Gain Error 3 ±10 ± 8 ±12 LSB max Negative Gain Error 3 ±10 ± 8 ±12 LSB max Bipolar Zero Error ±12 ± 8 ±12 LSB max AD7899-2 Input Voltage Range 0 to 2.5 Volts 0 to 5 Input Current 0.4, 800 µA max VIN = 2.5 V, VIN = 5 V Positive Gain Error 3 ±14 LSB max Offset Error 3 ±10 LSB max AD7899-3 Input Voltage Range ±2.5 ±2.5 Volts Input Current 0.8 0.8 mA max VIN = –2.5 V Positive Gain Error 3 ±14 ±12 LSB max Negative Gain Error 3 ±14 ±12 LSB max Bipolar Zero Error ±14 ±12 LSB max REFERENCE INPUT/OUTPUT VREF IN Input Voltage Range 2.375/2.625 2.375/2.625 2.375/2.625 VMIN/VMAX 2.5 V ± 5% VREF IN Input Capacitance 4 10 10 10 pF max VREF OUT Output Voltage 2.5 2.5 2.5 V nom VREF OUT Error @ 25 C ±10 ±10 ±10 mV max VREF OUT Error TMIN to TMAX ±20 ±20 ±25 mV max VREF OUT Temperature Coefficient 25 25 25 ppm/ C typ VREF OUT Output Impedance 6 6 6 k Ω typ See Reference Section |
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