AFE4405 - Integrated Analog Front-End

Product Overview

Texas Instruments

Datasheet Details

Part number	AFE4405
Manufacturer	Texas Instruments
File Size	801.36 KB
Description	Integrated Analog Front-End
Datasheet	AFE4405 Datasheet
Additional preview pages of the AFE4405 datasheet.

Product details

Description

The AFE4405 is an analog front-end (AFE) for optical bio-sensing applications, such as heart-rate monitoring (HRM) and saturation of peripheral capillary oxygen (SpO2).

Features

1 Transmitter:.
Supports Common Anode LED Configuration.
Dynamic Range: 100 dB.
8-Bit Programmable LED Current to 50 mA (Extendable to 100 mA).
Programmable LED On-Time.
Simultaneous Support of 3 LEDs for Optimized SpO2, HRM, or Multi-Wavelength HRM.
Receiver:.
Supports 2 Time-Multiplexed Photodiode Inputs.
24-Bit Representation of the Current Input from the Photodiode in Twos Complement Format.
Individual.

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Published: May 15, 2020 |