The INA219 is a voltage, current and power measurement device. A few important maxima, see datasheet, chapter 7, esp 7.5 Datasheet states it supports 1 KHz .. 2.56 MHz. Note: higher speeds and longer ...
This is a breadboard friendly breakout board for the Maxim MAX30105 reflectance, particle, and pulse ox sensor. This library should work with other MAX3010x sensors including the MAX30102, MAX30101, ...