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MX7705 Datasheet(PDF) 11 Page - Maxim Integrated Products |
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MX7705 Datasheet(HTML) 11 Page - Maxim Integrated Products |
11 / 33 page 16-Bit, Low-Power, 2-Channel, Sigma-Delta ADC ______________________________________________________________________________________ 11 Table 4. Peak-to-Peak Resolution vs. Gain and Output Data Rate (VDD = 3V) TYPICAL PEAK-TO-PEAK RESOLUTION (BITS) GAIN FILTER FIRST NOTCH AND OUTPUT DATA RATE -3dB FREQUENCY 1 2 4 8 16 32 64 128 BUFFERED (fCLKIN = 1MHz) 20Hz 5.24Hz 16 16 16 16 15 14 13 12 25Hz 6.55Hz 16 16 16 16 15 14 13 12 100Hz 26.2Hz 12 12 12 12 12 12 12 11 200Hz 52.4Hz 10 10 10 10 10 10 10 9 UNBUFFERED (fCLKIN = 1MHz) 20Hz 5.24Hz 16 16 16 16 15 14 13 12 25Hz 6.55Hz 16 16 16 16 15 14 13 12 100Hz 26.2Hz 12 12 12 12 12 14 12 11 200Hz 52.4Hz 10 10 10 10 10 10 10 9 BUFFERED (fCLKIN = 2.4576MHz) 50Hz 13.1Hz 16 16 16 16 15 14 13 12 60Hz 15.72Hz 16 16 16 16 15 14 13 12 250Hz 65.5Hz 12 12 12 12 12 12 11 11 500Hz 131Hz 10 11 10 10 10 10 10 9 UNBUFFERED (fCLKIN = 2.4576MHz) 50Hz 13.1Hz 16 16 16 16 15 14 13 12 60Hz 15.72Hz 16 16 16 16 15 14 13 12 250Hz 65.5Hz 12 12 12 12 12 12 11 11 500Hz 131Hz 10 10 10 10 10 10 10 9 TYPICAL OUTPUT NOISE READING NUMBER 1600 1200 800 400 32758 32760 32762 32764 32766 32768 32770 32772 32774 32776 32756 0 2000 VDD = 5V, VREF = 2.5V GAIN = 128 ODR = 60Hz RMS NOISE = 1.3 μV HISTOGRAM OF TYPICAL OUTPUT NOISE CODE 100 200 300 400 0 VDD = 5V, VREF = 2.5V GAIN = 128 ODR = 60Hz RMS NOISE = 1.3 μV OFFSET ERROR vs. SUPPLY VOLTAGE (3V) SUPPLY VOLTAGE (V) 3.45 3.30 3.15 3.00 2.85 -0.0010 -0.0005 0 0.0005 0.0010 0.0015 -0.0015 2.70 3.60 VDD = 3V Typical Operating Characteristics (VDD = 3V or 5V, VREF+ = 1.225V for VDD = 3V, VREF+ = 2.5V for VDD = 5V, VREF- = GND, TA = +25°C, unless otherwise noted.) |
Similar Part No. - MX7705_09 |
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Similar Description - MX7705_09 |
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