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Sensor Analog Front Ends

Sensor Analog Front Ends

Analog Devices offers a wide range of high performance sensor analog front ends designed for precision, reliability, and robustness. ADI provides fast-to-deploy solutions designed to meet diverse application requirements in speed, power, and size. Our sensor analog front ends provide the critical performance foundation required for high precision and energy-efficient system designs.

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Biosensor Front Ends

Analog Devices offers advanced biosensor front ends that form the critical interface between the human body and digital systems, enabling accurate, real-time physiological monitoring. Our portfolio includes high precision, low power analog front ends for bioelectric measurements such as ECG, EMG, and EEG, as well as integrated optical modules and sensor interfaces for PPG-based heart rate, heart rate variability, and SpO2 monitoring. Supporting a wide range of vital sign measurements, ADI’s biosensor front-end solutions power portable, wearable, and bedside devices with technologies including bioimpedance engines, motion sensors, and precision temperature sensors.

Electrochemical Sensor Front Ends

Analog Devices’ electrochemical sensor front ends offer high precision measurement solutions for a wide range of sensing applications. These integrated circuits combine advanced signal processing capabilities with efficient power management, enabling accurate electrochemical measurements in fields such as medical diagnostics, environmental monitoring, and industrial process control. Our versatile platforms support various techniques from amperometric to impedance spectroscopy, providing the foundation for next-generation sensing technologies.

Magnetic Sensor Front Ends

Analog Devices provides advanced front-end solutions for magnetic sensing applications, featuring Hall effect and variable reluctance (VR) sensor interfaces designed for precision, reliability, and robustness. Our Hall effect sensor front ends integrate bulk Hall cell technology with precision instrumentation circuitry to reduce temperature drift and enable flexible, component-minimized designs. For demanding industrial and automotive environments, our VR sensor front ends—such as the MAX9924/MAX9927—offer high speed signal processing, enhanced noise immunity, and accurate phase detection, making them ideal for sensing speed and rotation in harsh, high temperature conditions.

Optical Sensor Front Ends

Analog Devices offers high performance optical sensor front ends designed for instrumentation, industrial, and clinical applications. These solutions deliver precise light detection while supporting low power operation, making them ideal for battery-powered and portable devices. ADI’s front ends provide the critical performance foundation required for both high precision and energy-efficient system designs.

Pressure Sensor Front Ends

Analog Devices’ precision pressure sensor front ends feature analog-to-digital converters (ADCs) with resolutions ranging from 10-bit to 32-bit, channel counts of up to 16, and throughputs up to 250 kSPS. ADI provides fast-to-deploy, multichannel solutions designed to meet diverse application requirements in speed, power, and size. Supporting single-ended, differential, and pseudo-differential inputs, our flowmeter and pressure sensor front ends deliver the advanced feature set required for next-generation end systems.

Temperature Sensor Front Ends

Analog Devices offers a wide range of high performance temperature sensor front ends with digital interfaces including I²C, SPI, and mark-space interface, designed for precision and ease of integration across a variety of applications. Engineered for use in life sciences, medical, aerospace, industrial automation, and test and measurement systems, these front ends deliver up to ±0.1°C accuracy, are NIST traceable, and often require no additional signal conditioning or calibration. Many models also integrate advanced features such as ADCs, DACs, voltage references, and limit alarm registers, making them ideal for complex system designs requiring reliable and high resolution temperature monitoring.