AFE4403YZPT, Analogue Front End IC, 1-Channel 22 bit SPI, 36-Pin DSBGA

Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
Product Details

AFE4403 Analogue Front End for Heart Rate Monitors and Pulse Oximeters, Texas Instruments

The Texas Instruments AFE4403 analogue front-end (AFE) is designed specifically for heart rate monitoring and pulse oximetering. It is composed of a low noise receiver channel, ADC, oscillator and dual LED driver with integrated fault detection. Connect an external microcontroller or host processor using its SPI interface. AFE4403 is packaged in a compact 36-pin DSBGA (3.07 x 3.07 x 0.5 mm) with a wide operating temperature range of –20 °C to 70 °C.

Analogue Front End (AFE), Texas Instruments

Attribute Value
Application Industrial Photometry, Medical Pulse Oximeter, Optical HRM
Number of ADCs 1
Resolution 22 bit
Interface Type SPI
Number of Channels per Chip 1
Mounting Type Surface Mount
Package Type DSBGA
Pin Count 36
Power Supply Type Single
Dimensions 3.07 x 3.07 x 0.31mm
Height 0.31mm
Length 3.07mm
Maximum Operating Supply Voltage 3.6 V
Maximum Operating Temperature +70 °C
Minimum Operating Temperature -20 °C
Minimum Operating Supply Voltage 2 V
Width 3.07mm
Discontinued product