MAX86140EVSYS#

The MAX86140EVSYS Allows flexible configurations to optimize measurement signal quality with minimal power consumption and allows for the quick evaluation of the MAX86140 and MAX86141 optical AFE for applications at various sites on the body, particularly the wrist.

• Complete Single-Channel, Optical Data Acquisition System
• Built-in Algorithm Further Enhances Rejection of Fast Ambient Transients
• Optimized Architecture for Transmissive and Reflective Heart Rate or SpO2 Monitoring
• Low Dark Current Noise of 50pA RMS (Sample to Sample Variance)
• Lower Effective Dark Current Noise Achievable Through Multiple Sample Modes and On-Chip Averaging
• Three Low-Noise, 8-Bit LED Current DACs
• Excellent Dynamic Range 90dB in White Card Loop-Back Test (Sample-to-Sample Variance)
• Dynamic Range Extendable to 104dB for SpO2 and 110dB for HRM with Multiple Sample Modes and On-Chip Averaging
• Excellent Ambient Range and Rejection Capability

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