MAX86180ENB+

Analog Front End (AFE) Overview

The MAX86180ENB+ is a biometric sensor IC featuring an optical photoplethysmography (PPG) analog front end. It integrates two high-current, 8-bit programmable LED drivers capable of driving up to 32 LEDs. The device provides a 20-bit resolution data conversion interface within a compact 35-wireless leaded package measuring 2.61x1.98 mm.

Analog Front End (AFE) Feature Summary

• Integrates dual-channel optical analog front-end with high signal-to-noise ratio performance
• Includes two large current 8-bit programmable LED drivers for flexible illumination control
• Supports connection of up to 32 external light-emitting diodes for enhanced sensing range

Analog Front End (AFE) Applications

• Wearable health monitoring devices
• Smartwatch pulse oximetry systems
• Fitness tracker heart rate sensors

Analog Front End (AFE) Procurement Notes

Verify component authenticity through authorized Analog Devices distributors. Confirm RoHS compliance status and check for lifecycle restrictions as availability may be limited. Ensure proper handling procedures are followed due to the small form factor and sensitivity of the optical components during assembly.

Analog Front End (AFE) Selection Notes

Select this component when designing systems requiring integrated PPG signal processing with minimal external circuitry. Consider the 20-bit resolution and low power consumption for battery-operated applications. Evaluate the 35-WLP package size constraints against board space requirements.

Analog Front End (AFE) Part Context

This part belongs to the MAX86180 series of optical data acquisition systems designed for biomedical sensing. It combines transmitter and receiver channels into a single solution, simplifying the design of optical biometric sensors compared to discrete component approaches.

Analog Front End (AFE) Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.