Datenblatt-Suchmaschine für elektronische Bauteile |
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AD7694ARM Datenblatt(PDF) 3 Page - Analog Devices |
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AD7694ARM Datenblatt(HTML) 3 Page - Analog Devices |
3 / 16 page AD7694 Rev. A | Page 3 of 16 SPECIFICATIONS VDD = 2.7 V to 5.25 V; VREF = VDD; TA = –40°C to +85°C, unless otherwise noted. Table 2. A Grade B Grade Parameter Conditions Min Typ Max Min Typ Max Unit RESOLUTION 16 16 Bits ANALOG INPUT Voltage Range IN+ − IN− 0 VREF 0 VREF V Absolute Input Voltage IN+ −0.1 VDD + 0.1 −0.1 VDD + 0.1 V IN− −0.1 +0.1 −0.1 +0.1 V Leakage Current at 25°C Acquisition phase 1 1 nA Input Impedance See the Analog Input section ACCURACY No Missing Codes 15 16 Bits Integral Linearity Error −6 +6 −4 +4 LSB Transition Noise REF = VDD = 5 V 0.5 0.5 LSB Gain Error1, TMIN to TMAX ±2 ±30 ±2 ±15 LSB Gain Error Temperature Drift ±0.3 ±0.3 ppm/°C Offset Error1, TMIN to TMAX ±0.7 ±3.5 ±0.7 ±3.5 mV Offset Temperature Drift ±0.3 ±0.3 ppm/°C Power Supply Sensitivity VDD = 5 V ± 5% ±0.05 ±0.05 LSB THROUGHPUT Conversion Rate VDD = 4.75 V to 5.25 V 0 250 0 250 kSPS VDD = 2.7 V to 4.75 V 0 150 0 150 kSPS AC ACCURACY Signal-to-Noise fIN = 20 kHz, VREF = 5 V 90 88 92 dB2 fIN = 20 kHz, VREF = 2.5 V 86 87 dB Spurious-Free Dynamic Range fIN = 20 kHz −100 −106 dB Total Harmonic Distortion fIN = 20 kHz −100 −106 dB Signal-to-(Noise + Distortion) fIN = 20 kHz, VREF = 5 V 89 88 92 dB fIN = 20 kHz, VREF = 2.5 V 86 87 dB 1 See the Terminology section. These specifications include full temperature range variation, but do not include the error contribution from the external reference. 2 All specifications in dB refer to a full-scale input, FS. Tested with an input signal at 0.5 dB below full scale, unless otherwise specified. |
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