Programmable Gain DIFFERENCE AMPLIFIER The INA145 is a precision instrumentation amplifier manufactured by Texas Instruments (TI)/Burr-Brown (BB).
### **Specifications:**
- **Supply Voltage Range:** ±2.25V to ±18V
- **Input Voltage Range:** Rail-to-rail input
- **Gain:** Fixed gain of 10 (INA145UA) or 100 (INA145PA)
- **Common-Mode Rejection Ratio (CMRR):** 86dB (min) at G = 10
- **Bandwidth:** 200kHz (G = 10)
- **Low Offset Voltage:** 250µV (max)
- **Low Offset Drift:** 3µV/°C (max)
- **Low Input Bias Current:** ±25nA (max)
- **Operating Temperature Range:** -40°C to +85°C
- **Package Options:** SOIC-8 (INA145UA), PDIP-8 (INA145PA)
### **Descriptions:**
The INA145 is a precision instrumentation amplifier designed for applications requiring high accuracy and stability. It features a fixed gain (10 or 100) and operates from dual power supplies. The device is optimized for low offset voltage, drift, and noise, making it suitable for industrial, medical, and test equipment applications.
### **Features:**
- **Fixed Gain Options:** 10 (INA145UA) or 100 (INA145PA)
- **Wide Supply Range:** ±2.25V to ±18V
- **Rail-to-Rail Inputs:** Allows operation near supply rails
- **High CMRR:** Ensures noise rejection in harsh environments
- **Low Power Consumption:** 1.5mA (typical)
- **Stable Over Temperature:** Low drift ensures accuracy
- **Robust Design:** Suitable for industrial environments
This information is sourced from the manufacturer's datasheet.
