MAX32664GTGA+T

Sensor And Detector Interfaces Overview

The MAX32664GTGA+T is an ultra-low power biometric sensor hub from Analog Devices, packaged in a 24-pin TQFN (3mm x 3mm). It operates on a single supply voltage ranging from 1.71V to 3.63V with a typical value of 1.8V. The device features a system clock frequency of 96MHz and includes a 32.768kHz real-time clock (RTC) oscillator interface. It supports fast-mode I2C slave communication at up to 400kHz for host interaction and master I2C or SPI interfaces for sensor connectivity. The operating temperature range spans from -40°C to +105°C.

Sensor And Detector Interfaces Feature Summary

• Embedded firmware and algorithms for wearable health monitoring applications
• Supports finger-based pulse heart rate and SpO2 measurement via Version A/D configurations
• Provides wrist-based heart rate monitoring through Version B configurations
• Includes secure bootloader for authenticated firmware upgrades

Sensor And Detector Interfaces Applications

• Wearable fitness devices
• Hearables
• Wearable medical monitors
• Portable medical equipment
• Mobile devices

Sensor And Detector Interfaces Procurement Notes

Verify the specific version suffix against the ordering information table in the datasheet to ensure correct algorithm support and sensor interface compatibility. Confirm RoHS compliance status as indicated by the '+' suffix. Check current production status directly with the manufacturer or authorized distributors, as availability may vary.

Sensor And Detector Interfaces Selection Notes

Select this component based on the required biometric algorithm version (A, B, C, or D) and the necessary sensor interface type (I2C or SPI). Ensure the host microcontroller supports the required I2C slave protocol. Verify that the application environment falls within the specified -40°C to +105°C operating temperature range and utilizes the appropriate 1.8V power supply architecture.

Sensor And Detector Interfaces Part Context

This part belongs to the MAX32664 family of ultra-low power biometric sensor hubs designed for wearables. It integrates world-class algorithms to enable customer-desired sensor functionality while minimizing system power consumption. The device acts as a bridge between optical sensors and the host microcontroller, delivering raw or calculated data efficiently.

Sensor And Detector Interfaces Replacement Considerations

No direct public substitute part numbers are documented in the provided source material. Designers should evaluate other members of the MAX32664 family (Versions A-D) if different algorithm sets or sensor interfaces are required.