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Part Number
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AD7194 |
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Manufacturer
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Analog Devices |
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Description
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24-Bit Sigma-Delta ADC |
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Published
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Dec 17, 2009 |
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Detailed Description
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8-Channel, 4.8 kHz, Ultralow Noise, 24-Bit Sigma-Delta ADC with PGA AD7194
FEATURES
Fast settling filter option 8 differ...
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Datasheet
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AD7194
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Overview
8-Channel, 4.
8 kHz, Ultralow Noise, 24-Bit Sigma-Delta ADC with PGA AD7194
FEATURES
Fast settling filter option 8 differential/16 pseudo differential input channels RMS noise: 11 nV at 4.
7 Hz (gain = 128) 15.
5 noise-free bits at 2.
4 kHz (gain = 128) Up to 22 noise-free bits (gain = 1) Offset drift: ±5 nV/°C Gain drift: ±1 ppm/°C Programmable gain (1 to 128) Output data rate: 4.
7 Hz to 4.
8 kHz Internal or external clock Simultaneous 50 Hz/60 Hz rejection 4 general-purpose digital outputs Power supply AVDD: 3 V to 5.
25 V DVDD: 2.
7 V to 5.
25 V Current: 4.
65 mA Temperature range: −40°C to +105°C Package: 32-lead LFCSP Interface 3-wire serial SPI, QSPI™, MICROWIRE™, and DSP compatible Schmitt tri...
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