AD7177-2

Data Sheet 32-Bit, 10 kSPS, Sigma-Delta ADC with 100 µs Settling and True Rail-to-Rail Buffers AD7177-2 FEATURES GENERAL DESCRIPTION 32-bit data output Fast and flexible output rate: 5 SPS to 10 kSPS Channel scan data rate of 10 kSPS/channel (100 µs settling) Performance specifications 19.1 noise free bits at 10 kSPS 20.2 noise free bits at 2.5 kSPS 24.6 noise free bits at 5 SPS INL: ±1 ppm of FSR 85 dB filter 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 The AD7177-2 is a 32-bit low noise, fast settling, multiplexed, 2-/4-channel (fully/pseudo differential) Σ-Δ analog-to-digital converter (ADC) for low bandwidth inputs. It has a maximum channel scan rate of 10 kSPS (100 µs) for fully settled data. The output data rates range from 5 SPS to 10 kSPS. The AD7177-2 inte...