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AD7715ARZ-3REEL 数据表(PDF) 5 Page - Analog Devices |
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AD7715ARZ-3REEL 数据表(HTML) 5 Page - Analog Devices |
5 / 40 page AD7715 Rev. D | Page 5 of 40 AD7715-3 AVDD = 3 V, DVDD = 3 V, REF IN (+) = 1.25 V; REF IN(−) = AGND; fCLK IN = 2.4576 MHz, unless otherwise noted. All specifications TMIN to TMAX, unless otherwise noted. Table 2. Parameter1 Min Typ Max Unit Conditions/Comments STATIC PERFORMANCE No Missing Codes 16 Bits Guaranteed by design; filter notch ≤ 60 Hz Output Noise See Table 18 to Table 22 Depends on filter cutoffs and selected gain Integral Nonlinearity ±0.0015 % of FSR Filter notch ≤ 60 Hz Unipolar Offset Error2 See Table 15 to Table 22 Unipolar Offset Drift3 0.2 μV/°C Bipolar Zero Error2 See Table 15 to Table 22 Bipolar Zero Drift3 0.2 μV/°C Positive Full-Scale Error2, 4 See Table 15 to Table 22 Full-Scale Drift3, 5 0.2 μV/°C Gain Error2, 6 See Table 15 to Table 22 Gain Drift3, 7 0.2 ppm of FSR/°C Bipolar Negative Full-Scale Error2 ±0.003 % of FSR Typically ±0.0004% Bipolar Negative Full-Scale Drift3 1 μV/°C For gains of 1 and 2 0.6 μV/°C 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 At dc; tpically 102 dB Normal-Mode 50 Hz Rejection8 98 dB For filter notches of 25 Hz, 50 Hz, ±0.02 × fNOTCH Normal-Mode 60 Hz Rejection8 98 dB For filter notches of 20 Hz, 60 Hz, ±0.02 × fNOTCH Common-Mode 50 Hz Rejection8 150 dB For filter notches of 25 Hz, 50 Hz, ±0.02 × fNOTCH Common-Mode 60 Hz Rejection8 150 dB For filter notches of 20 Hz, 60 Hz, ±0.02 × fNOTCH Common-Mode Voltage Range9 AGND AVDD V AIN for BUF bit of setup register = 0 and REF IN Absolute AIN/REF IN Voltage8 AGND − 0.03 AVDD + 0.03 V AIN for BUF bit of setup register = 0 and REF IN Absolute/Common-Mode AIN Voltage9 AGND + 0.05 AVDD − 1.5 V BUF bit of setup register = 1 AIN DC Input Current8 1 nA AIN Sampling Capacitance8 10 pF AIN Differential Voltage Range10 0 to +VREF/GAIN11 nom Unipolar input range ( B/U bit of setup register = 1) ±VREF/GAIN nom Bipolar input range ( B/U bit of setup register = 0) AIN Input Sampling Rate, fS GAIN × fCLK IN/64 For gains of 1 and 2 fCLK IN/8 For gains of 32 and 128 REF IN(+) − REF IN(−) Voltage 1.25 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 All Inputs Except MCLK IN VINL, Input Low Voltage 0.8 V VINH, Input High Voltage 2.0 V MCLK IN Only VINL, Input Low Voltage 0.4 V VINH, Input High Voltage 2.5 V |
类似零件编号 - AD7715ARZ-3REEL |
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类似说明 - AD7715ARZ-3REEL |
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