AD7768-1 Datasheet | Analog Devices

FEATURES - ADC for single-channel low power, platform DAQ designs - Wide bandwidth - Sinc filter bandwidth range: DC to 204 k Hz - Low ripple FIR bandwidth range: DC to 110.8 k Hz - Precision ac and dc performance - 108.5 d B dynamic range typical - - 120 d B THD - ±1.1 ppm of FSR INL, ±30 µV offset error, ±30 ppm of FSR gain error - Programmable ODR, filter type, and latency - ODR values up to 1024 k SPS - Linear phase digital filter options - Low ripple FIR filter: ±0.005 d B maximum pass-band ripple, dc to 102.4 k Hz - Low latency sinc5 filter - Low latency sinc3 filter enabling 50 Hz/60 Hz rejection - Programmable FIR filter option - Programmable power consumption and bandwidth - Fast, highest speed - 52.224 k Hz bandwidth, 26.4 m W (sinc5 filter) - 110.8 k Hz bandwidth, 36.8 m W (FIR filter) - Median, half speed: 55.4 k Hz bandwidth, 19.7 m W (FIR filter) - Low power, low speed: 13.9 k Hz bandwidth, 6.75 m W (FIR filter) FUNCTIONAL BLOCK DIAGRAM - Power supply - AVDD1 - AVSS = 5.0 V typical - AVDD2 - AVSS = 2.0 V to 5.0 V typical - Analog supplies can run from split supply (true bipolar) - IOVDD - DGND = 1.8 V to 3.3 V typical - Low power mode can run from single 3.0 V supply - Pin control or SPI interface configurable - Suite of diagnostic check mechanisms - Temperature, interface CRC, and memory map CRC - Package: 28-lead, 4 mm × 5 mm, LFCSP - Temperature range: - 40°C to +125°C APPLICATIONS - Platform ADC to serve a superset of measurements and sensor types - Sound and vibration, acoustic, and material science research and...