AFE4400 Datasheet - Texas Instruments

AFE4400 Integrated Analog Front-End

The AFE4400 is a fully-integrated analog front-end (AFE) ideally suited for pulse oximeter applications. The device consists of a low-noise receiver channel with an integrated analog-to-digital converter (ADC), an LED transmit section, and diagnostics for sensor and LED fault detection. The device i.

AFE4400 Features

* 1 Fully-Integrated Analog Front-End for Pulse Oximeter Applications:

* Flexible Pulse Sequencing and Timing Control

* Transmit:

* Integrated LED Driver (H-Bridge, Push, or Pull)

* Dynamic Range: 95 dB

* LED Current:

* Programmable to 50 mA wit

AFE4400-etcTI.pdf