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AD7715AN-5 Datasheet(PDF) 2 Page - Analog Devices |
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AD7715AN-5 Datasheet(HTML) 2 Page - Analog Devices |
2 / 31 page Parameter A Version 1 Unit Conditions/Comments STATIC PERFORMANCE No Missing Codes 16 Bits min Guaranteed by Design. Filter Notch ≤ 60 Hz Output Noise See Tables V to VIII Depends on Filter Cutoffs and Selected Gain Integral Nonlinearity ±0.0015 % of FSR max Filter Notch ≤ 60 Hz Unipolar Offset Error See Note 2 Unipolar Offset Drift3 0.5 µV/°C typ Bipolar Zero Error See Note 2 Bipolar Zero Drift3 0.5 µV/°C typ Positive Full-Scale Error4 See Note 2 Full-Scale Drift3, 5 0.5 µV/°C typ Gain Error6 See Note 2 Gain Drift3, 7 0.5 ppm of FSR/ °C typ Bipolar Negative Full-Scale Error2 ±0.0015 % of FSR max Typically ±0.0004% Bipolar Negative Full-Scale Drift3 1 µV/°C typ For Gains of 1 and 2 0.6 µV/°C typ For Gains of 32 and 128 ANALOG INPUTS/REFERENCE INPUTS Specifications for AIN and REF IN Unless Noted Input Common-Mode Rejection (CMR) 90 dB min at DC. Typically 102 dB Normal-Mode 50 Hz Rejection8 98 dB min For Filter Notches of 25 Hz, 50 Hz, ± 0.02 × f NOTCH Normal-Mode 60 Hz Rejection8 98 dB min For Filter Notches of 20 Hz, 60 Hz, ± 0.02 × f NOTCH Common-Mode 50 Hz Rejection8 150 dB min For Filter Notches of 25 Hz, 50 Hz, ± 0.02 × f NOTCH Common-Mode 60 Hz Rejection8 150 dB min For Filter Notches of 20 Hz, 60 Hz, ± 0.02 × f NOTCH Common-Mode Voltage Range9 AGND to AVDD V min to V max AIN for BUF Bit of Setup Register = 0 and REF IN Absolute AIN/REF IN Voltage8 AGND – 30 mV V min AIN for BUF Bit of Setup Register = 0 and REF IN AVDD + 30 mV V max Absolute/Common-Mode AIN Voltage9 AGND + 50 mV V min BUF Bit of Setup Register = 1 AVDD – 1.5 V V max AIN DC Input Current8 1 nA max AIN Sampling Capacitance8 10 pF max AIN Differential Voltage Range10 0 to +VREF/GAIN 11 nom Unipolar Input Range (B/U Bit of Setup Register = 1) ±V REF/GAIN nom Bipolar Input Range (B/U Bit of Setup Register = 0) AIN Input Sampling Rate, fS GAIN × f CLK IN/64 For Gains of 1 and 2 fCLK IN/8 For Gains of 32 and 128 REF IN(+) – REF IN(–) Voltage +2.5 V nom ±1% for Specified Performance. Functional with Lower VREF REF IN Input Sampling Rate, fS fCLK IN/64 LOGIC INPUTS Input Current ±10 µA max All Inputs Except MCLK IN VINL, Input Low Voltage 0.8 V max DVDD = +5 V VINL, Input Low Voltage 0.4 V max DVDD = +3.3 V VINH, Input High Voltage 2.4 V min DVDD = +5 V VINH, Input High Voltage 2.0 V min MCLK IN Only VINL, Input Low Voltage 0.8 V max DVDD = +5 V VINL, Input Low Voltage 0.4 V max DVDD = +3.3 V VINH, Input High Voltage 3.5 V min DVDD = +5 V VINH, Input High Voltage 2.5 V min DVDD = +3.3 V LOGIC OUTPUTS (Including MCLK OUT) VOL, Output Low Voltage 0.4 V max ISINK = 800 µA Except for MCLK OUT 12. DV DD = +5 V VOL, Output Low Voltage 0.4 V max ISINK = 100 µA Except for MCLK OUT 12. DV DD = +3.3 V VOH, Output High Voltage 4.0 V min ISOURCE = 200 µA Except for MCLK OUT 12. DV DD = +5 V VOH, Output High Voltage DVDD – 0.6 V V min ISOURCE = 100 µA Except for MCLK OUT 12. DV DD = +3.3 V Floating State Leakage Current ±10 µA max Floating State Output Capacitance 13 9 pF typ Data Output Coding Binary Unipolar Mode Offset Binary Bipolar Mode AD7715-5–SPECIFICATIONS (AV DD = +5 V, DVDD = +3 V or +5 V, REF IN(+) = +2.5 V; REF IN(–) = AGND; fCLK IN = 2.4576 MHz unless otherwise noted. All specifications TMIN to TMAX unless otherwise noted.) REV. C –2– |
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