AD7175-2 - Analog Devices

AD7175-2 Sigma-Delta ADC

Fast and flexible output rate: 5 SPS to 250 kSPS Channel scan data rate of 50 kSPS/channel (20 µs settling) Performance specifications 17.2 noise free bits at 250 kSPS 20 noise free bits at 2.5 kSPS 24 noise free bits at 20 SPS INL: ±1 ppm of FSR 85 dB rejection of 50 Hz and 60 Hz with 50 ms settling User configurable input channels 2 fully differential cha.

Features

GENERAL DESCRIPTION Fast and flexible output rate: 5 SPS to 250 kSPS Channel scan data rate of 50 kSPS/channel (20 µs settling) Performance specifications 17.2 noise free bits at 250 kSPS 20 noise free bits at 2.5 kSPS 24 noise free bits at 20 SPS INL: ±1 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 = 5 V, AVDD2 = IOVDD .