The ADIS16220 is a programmable digital vibration sensor from Analog Devices that has a ±70g acceleration sensing capability, a 22kHz sensor resonance frequency, a 100.2 kSPS sampling rate, a SPI-compatible serial interface, a programmable data capture function, 1 accelerometer/2 auxiliary ADCs (AIN1, AIN2), a manual trigger for user initiation, an automatic trigger for periodic data capture, an event trigger for condition-driven capture, a digital temperature sensor output, digitally controlled sampling rate, digitally controlled frequency response, 2 auxiliary digital I/Os, digitally activated self-test, digitally activated low power mode, a serial number and device ID, single-supply operation, a 3.15 V to 3.6 V operating voltage range, a -40°C to +125°C operating temperature range, and a 9.2 mm x 9.2 mm 16-terminal LGA package.
The ADIS16220 is a programmable digital vibration sensor that combines iMEMS® sensing technology with on‑chip signal processing and an SPI‑compatible serial interface. It offers a 22 kHz resonant frequency, up to 100.2 kSPS sample rate, and programmable data capture with three channels of 1024 samples each.
The document provides full specifications, timing diagrams, absolute maximum ratings, pin descriptions, recommended pad layout, and a theory of operation that explains the MEMS accelerometer core, ADC conversion, and flash‑backed register architecture.
| Measurement Range | -70 to +70 g |
|---|---|
| Sensitivity | 19.073 mg/LSB |
| Sensor Resonant Frequency | 22 kHz |
| Operating Temperature Range | -40°C to +125°C |
| Supply Voltage (single‑supply) | 3.15 V to 3.6 V |
The device operates from –40 °C to +125 °C.
The data capture function supports three channels, each storing 1024 samples.
It uses an SPI‑compatible serial interface.