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AD7172-2

Analog Devices
Part Number AD7172-2
Manufacturer Analog Devices
Description Sigma-Delta ADC
Published Jan 5, 2017
Detailed Description Data Sheet Low Power, 24-Bit, 31.25 kSPS, Sigma-Delta ADC with True Rail-to-Rail Buffers AD7172-2 FEATURES GENERAL DE...
Datasheet PDF File AD7172-2 PDF File

AD7172-2
AD7172-2

Overview
Data Sheet Low Power, 24-Bit, 31.
25 kSPS, Sigma-Delta ADC with True Rail-to-Rail Buffers AD7172-2 FEATURES GENERAL DESCRIPTION Fast and flexible output rate: 1.
25 SPS to 31.
25 kSPS Channel scan data rate of 6.
21 kSPS/channel (161 µs settling) Performance specifications 17.
2 noise free bits at 31.
25 kSPS 24 noise free bits at 5 SPS INL: ±2 ppm of FSR 85 dB rejection of 50 Hz and 60 Hz with 50 ms settling User configurable input channels 2 fully differential channels or 4 single-ended channels Crosspoint multiplexer On-chip 2.
5 V reference (±2 ppm/°C drift) True rail-to-rail analog and reference input buffers Internal or external clock Power supply AVDD1 = 3.
0 V to 5.
5 V, AVDD2 = IOVDD = 2 V to 5.
5 V Split supply with AVDD1 and AVSS at ±2.
5 V or ±1.
65 V ADC current: 1.
5 mA Temperature range: −40°C to +105°C 3- or 4-wire serial digital interface (Schmitt trigger on SCLK) Serial port interface (SPI), QSPI-, MICROWIRE-, and DSP- compatible APPLICATIONS Process control: PLC/DCS...


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