Multimodal sensor front end ideal for wearable health and fitness monitors

12-08-2019 | Analog Devices | Test & Measurement

Analog Devices ADPD4000/1 Multimodal Sensor Front End can stimulate up to eight LEDs and measuring the return signal on up to eight separate current inputs. Twelve available time slots can enable 12 separate measurements per sampling period. The data output and functional configuration use an I2C interface on the ADPD4001 or a SPI on the ADPD4000. The control circuitry includes flexible LED signalling and synchronous detection. The devices use a 1.8V analog core and 1.8V/3.3V compatible digital I/O.


Ideal for wearable health and fitness monitors including heart rate monitors, heart rate variability, stress, blood pressure estimation, SpO2, hydration, body composition applications. Also suits industrial monitoring: CO, CO2, smoke, and aerosol detection, home patient monitoring applications

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