Overview
The TSX712IYST is a precision operational amplifier (op-amp) from STMicroelectronics, part of the TSX711, TSX711A, and TSX712 series. These op-amps are known for their high precision functioning, characterized by a low input offset voltage of up to 200 µV at 25 °C. The TSX712IYST features rail-to-rail input and output, allowing it to operate over the full range of input and output voltages without limitation. This makes it particularly useful for applications with low-voltage supplies, ranging from 2.7 V to 16 V.
The device is unity gain stable, has low current consumption of up to 800 µA, and a gain bandwidth product of 2.7 MHz. It also boasts low input bias current, high ESD tolerance (4 kV HBM), and an extended temperature range from -40 °C to 125 °C, making it suitable for automotive and other demanding applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Input Offset Voltage | 200 µV max. | µV |
| Rail-to-Rail Input and Output | Yes | - |
| Current Consumption | 800 µA max. | µA |
| Gain Bandwidth Product | 2.7 MHz | MHz |
| Supply Voltage Range | 2.7 - 16 V | V |
| Input Bias Current | 50 pA max. | pA |
| ESD Tolerance | 4 kV HBM | kV |
| Operating Temperature Range | -40 °C to 125 °C | °C |
| Package | MiniSO-8 | - |
| Grade | Automotive | - |
Key Features
- Low Input Offset Voltage: Up to 200 µV max. at 25 °C, ensuring high precision in signal processing.
- Rail-to-Rail Input and Output: Allows full range input and output operation without limitation, making it suitable for low-voltage supplies.
- Low Current Consumption: Up to 800 µA max., which is beneficial for power-sensitive applications.
- High ESD Tolerance: 4 kV HBM, providing robust protection against electrostatic discharge.
- Extended Temperature Range: Operates from -40 °C to 125 °C, making it suitable for automotive and industrial applications.
- Low Input Bias Current: Up to 50 pA max., ideal for high-impedance sensor interfaces and current sensing applications.
- Unity Gain Stable: Ensures stable operation in unity gain configurations.
Applications
- Battery-Powered Instrumentation: Suitable for battery-powered devices due to its low power consumption.
- Instrumentation Amplifier: Ideal for precision measurement and signal conditioning.
- Active Filtering: Used in active filter circuits to improve signal quality.
- DAC Buffer: Acts as a buffer for digital-to-analog converters to improve output drive capability.
- High-Impedance Sensor Interface: Suitable for interfacing with high-impedance sensors due to its low input bias current.
- Current Sensing (High and Low Side): Used in current measurement applications, both high and low side.
- Automotive Applications: Qualified for use in automotive systems due to its robust specifications and extended temperature range.
Q & A
- What is the maximum input offset voltage of the TSX712IYST?
The maximum input offset voltage is 200 µV at 25 °C.
- What is the supply voltage range for the TSX712IYST?
The supply voltage range is from 2.7 V to 16 V.
- Is the TSX712IYST rail-to-rail input and output?
Yes, it features rail-to-rail input and output.
- What is the gain bandwidth product of the TSX712IYST?
The gain bandwidth product is 2.7 MHz.
- What is the maximum current consumption of the TSX712IYST?
The maximum current consumption is 800 µA.
- What is the ESD tolerance of the TSX712IYST?
The ESD tolerance is 4 kV HBM.
- What is the operating temperature range of the TSX712IYST?
The operating temperature range is from -40 °C to 125 °C.
- What package options are available for the TSX712IYST?
The TSX712IYST is available in MiniSO-8 package.
- Is the TSX712IYST suitable for automotive applications?
Yes, it is qualified for automotive applications.
- What are some common applications of the TSX712IYST?
Common applications include battery-powered instrumentation, instrumentation amplifiers, active filtering, DAC buffers, high-impedance sensor interfaces, and current sensing.
