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AD7705BNZ1 Fiches technique(PDF) 5 Page - Analog Devices |
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AD7705BNZ1 Fiches technique(HTML) 5 Page - Analog Devices |
5 / 44 page AD7705/AD7706 Rev. C | Page 5 of 44 SPECIFICATIONS VDD = 3 V or 5 V, REF IN(+) = 1.225 V with VDD = 3 V, and 2.5 V with VDD = 5 V; REF IN(−) = GND; MCLK IN = 2.4576 MHz, unless otherwise noted. All specifications TMIN to TMAX, unless otherwise noted. Table 1. Parameter B Version1 Unit Conditions/Comments STATIC PERFORMANCE No Missing Codes 16 Bits min Guaranteed by design, filter notch < 60 Hz Output Noise See Table 5 and Table 7 Depends on filter cutoffs and selected gain Integral Nonlinearity2 ±0.003 % of FSR max Filter notch < 60 Hz, typically ±0.0003% Unipolar Offset Error3 Unipolar Offset Drift4 0.5 μV/°C typ Bipolar Zero Error3 Bipolar Zero Drift4 0.5 μV/°C typ For gains 1, 2, and 4 0.1 μV/°C typ For gains 8, 16, 32, 64, and 128 Positive Full-Scale Error3, 5 Full-Scale Drift4, 6 0.5 μV/°C typ Gain Error3, 7 Gain Drift4, 8 0.5 ppm of FSR/°C typ Bipolar Negative Full-Scale Error2 ±0.003 % of FSR typ Typically ±0.001% Bipolar Negative Full-Scale Drift4 1 μV/°C typ For gains of 1 to 4 0.6 μV/°C typ For gains of 8 to 128 ANALOG INPUTS/REFERENCE INPUTS Specifications for AIN and REF IN, unless otherwise noted Common-Mode Rejection (CMR)2 VDD = 5 V Gain = 1 96 dB typ Gain = 2 105 dB typ Gain = 4 110 dB typ Gain = 8 to 128 130 dB typ VDD = 3 V Gain = 1 105 dB typ Gain = 2 110 dB typ Gain = 4 120 dB typ Gain = 8 to 128 130 dB typ Normal-Mode 50 Hz Rejection2 98 dB typ For filter notches of 25 Hz, 50 Hz, ±0.02 × fNOTCH Normal-Mode 60 Hz Rejection2 98 dB typ For filter notches of 20 Hz, 60 Hz, ±0.02 × fNOTCH Common-Mode 50 Hz Rejection2 150 dB typ For filter notches of 25 Hz, 50 Hz, ±0.02 × fNOTCH Common-Mode 60 Hz Rejection2 150 dB typ For filter notches of 20 Hz, 60 Hz, ±0.02 × fNOTCH Absolute/Common-Mode REF IN Voltage2 GND to VDD V min to V max Absolute/Common-Mode AIN Voltage2, 9, 10 GND − 100 mV V min BUF bit of setup register = 0 VDD + 30 mV V max Absolute/Common-Mode AIN Voltage2, 9 GND + 50 mV V min BUF bit of setup register = 1 VDD − 1.5 V V max AIN DC Input Current2 1 nA max AIN Sampling Capacitance2 10 pF max AIN Differential Voltage Range11 0 to +VREF/gain12 nom Unipolar input range (B/U bit of setup register = 1) ±VREF/gain nom Bipolar input range (B/U bit of setup register = 0) |
Numéro de pièce similaire - AD7705BNZ1 |
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Description similaire - AD7705BNZ1 |
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