Sigma-Delta ADC
Data Sheet
24-Bit, 250 kSPS Sigma-Delta ADC with 20 µs Settling AD7176-2
FEATURES
Fast and flexible output rate—5 SPS ...
Description
Data Sheet
24-Bit, 250 kSPS Sigma-Delta ADC with 20 µs Settling AD7176-2
FEATURES
Fast and flexible output rate—5 SPS to 250 kSPS Fast settling time—20 µs Channel scan data rate of 50 kSPS/channel Performance specifications
17 noise free bits at 250 kSPS 20 noise free bits at 2.5 kSPS 22 noise free bits at 5 SPS INL ±2.5 ppm of FSR 85 dB rejection of 50 Hz and 60 Hz with 50 ms settling User-configurable input channels 2 fully differential or 4 pseudo differential Crosspoint multiplexer On-chip 2.5 V reference (drift 2 ppm/°C) Internal oscillator, external crystal, or external clock Power supply Single supply: 5 V AVDD1, 2 V to 5 V AVDD2 and IOVDD Optional split supply: AVDD1 and AVSS ± 2.5 V Current: 7.8 mA Temperature range: −40°C to +105°C 3- or 4-wire serial digital interface (Schmitt trigger on SCLK) CRC error checking SPI, QSPI, MICROWIRE, and DSP compatible
APPLICATIONS
Process control: PLC/DCS modules Temperature and pressure measurement
Medical and scientific mul...
Similar Datasheet