LMP91200 Description
The LMP91200 device is a sensor AFE for use in low-power, analytical-sensing applications. The LMP91200 is designed for 2-electrode sensors. This device provides all of the functionality needed to detect changes based on a delta voltage at the sensor.
LMP91200 Key Features
- 1 Active Guarding
- Key Specifications
- pH Buffer Input Bias Current (0 < VINP < 3.3 V)
- Maximum at 25°C: ±125 fA
- Maximum at 85°C: ±445 fA
- pH Buffer Input Bias Current (-500 mV < VINP- VCM < 500 mV), VS = (VDD
- GND) = 0 V
- Maximum at 25°C: ±600 fA
- Maximum at 85°C: ±6.5 pA
- pH Buffer Input Offset Voltage: ±200 µV