Overview
The TSX712IST, part of the TSX711, TSX711A, and TSX712 series of operational amplifiers (op amps) from STMicroelectronics, is designed to offer high precision functioning with several key advantages. These op amps feature low input offset voltage, rail-to-rail input and output, and low current consumption, making them suitable for a wide range of applications. The TSX712IST operates over a broad supply voltage range from 2.7 V to 16 V, ensuring versatility in various electronic systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Input Offset Voltage | 200 µV (max at 25 °C) | µV |
| Supply Voltage | 2.7 to 16 V | V |
| Current Consumption | 800 µA (max) | µA |
| Gain Bandwidth Product | 2.7 MHz | MHz |
| Input Bias Current | 50 pA (max) | pA |
| Common Mode Rejection Ratio (CMRR) | 80 to 98 dB | dB |
| Operating Temperature Range | -40 °C to 125 °C | °C |
| ESD Tolerance | 4 kV HBM | kV |
| Output Current (Sink/Source) | 25/35 mA (max) | mA |
Key Features
- Low Input Offset Voltage: Up to 200 µV at 25 °C, ensuring high precision in signal processing.
- Rail-to-Rail Input and Output: Allows full range input and output without limitation, particularly useful for low-voltage supply applications.
- Low Current Consumption: Maximum of 800 µA, making it energy-efficient.
- High ESD Tolerance: 4 kV HBM, enhancing durability against electrostatic discharge.
- Wide Operating Temperature Range: From -40 °C to 125 °C, suitable for various environmental conditions.
- Low Input Bias Current: Up to 50 pA, ideal for high-impedance sensor interfaces and current sensing applications.
Applications
- Battery-Powered Instrumentation: Suitable for portable and battery-powered devices due to low power consumption.
- Instrumentation Amplifier: Ideal for precision measurement and signal conditioning.
- Active Filtering: Used in filter circuits to enhance signal quality.
- DAC Buffer: Acts as a buffer for digital-to-analog converters to improve signal integrity.
- High-Impedance Sensor Interface: Perfect for interfacing with high-impedance sensors due to low input bias current.
- Current Sensing (High and Low Side): Used in current measurement applications thanks to rail-to-rail functionality.
Q & A
- What is the input offset voltage of the TSX712IST?
The input offset voltage of the TSX712IST is up to 200 µV at 25 °C.
- What is the supply voltage range for the TSX712IST?
The TSX712IST operates over a supply voltage range from 2.7 V to 16 V.
- What is the maximum current consumption of the TSX712IST?
The maximum current consumption is 800 µA.
- What is the gain bandwidth product of the TSX712IST?
The gain bandwidth product is 2.7 MHz.
- What is the input bias current of the TSX712IST?
The input bias current is up to 50 pA.
- What is the common mode rejection ratio (CMRR) of the TSX712IST?
The CMRR ranges from 80 to 98 dB.
- What is the operating temperature range of the TSX712IST?
The operating temperature range is from -40 °C to 125 °C.
- What is the ESD tolerance of the TSX712IST?
The ESD tolerance is 4 kV HBM.
- What are some typical applications of the TSX712IST?
Typical applications include battery-powered instrumentation, instrumentation amplifiers, active filtering, DAC buffers, high-impedance sensor interfaces, and current sensing.
- Why is the TSX712IST suitable for automotive applications?
The TSX712IST is suitable for automotive applications due to its high ESD tolerance, wide temperature range, and low input bias current.
