STMicroelectronics TSZ122IST Zero-Drift Dual Operational Amplifier
- Brand: STMicroelectronics
- Product Code: TSZ122IST
- Availability: In Stock
$0.50
- Ex Tax: $0.50
High-Precision Zero-Drift Operational Amplifier for Demanding Applications
STMicroelectronics TSZ122IST is a dual-channel zero-drift operational amplifier designed to deliver exceptional performance in automotive and precision electronics. With its advanced chopper-stabilized architecture, this IC minimizes offset voltage and drift over time and temperature, ensuring long-term stability in critical circuits. Engineered for modern analog signal processing needs, the TSZ122IST combines precision with low-power operation, making it ideal for battery-powered devices and automotive systems requiring reliable performance across extreme conditions.
Key Technical Specifications
| Parameter | Value |
|---|---|
| Amplifier Type | Zero-Drift |
| Channels | 2 (Dual) |
| Supply Voltage Range | 1.8V - 5.5V |
| Bandwidth | 400 kHz GBW |
| Operating Temperature | -40°C to 125°C |
| Package Type | 8-MiniSO Surface Mount |
Continuing the discussion on power efficiency, this device consumes just 31µA per channel while maintaining impressive 18 mA output drive capability. Its rail-to-rail output stage maximizes dynamic range in low-voltage systems, while the ultra-low 1 µV input offset voltage ensures measurement accuracy in precision instrumentation applications. The TSZ122IST's 0.19V/µs slew rate strikes an optimal balance between speed and stability for sensor signal conditioning circuits.
Designed for automotive applications meeting AEC-Q100 qualification standards, this operational amplifier excels in harsh environments typical of vehicle systems. Its 70 pA input bias current enables high-impedance sensor interfacing without compromising accuracy, while the wide temperature range guarantees performance consistency from frigid winter conditions to extreme under-hood heat. The 8-MiniSO package offers space-saving integration for compact PCB designs while maintaining thermal reliability.
Key applications include precision measurement equipment, battery-powered sensors, automotive control units, and industrial automation systems. The TSZ122IST's zero-drift technology eliminates traditional op-amp offset drift issues, reducing calibration requirements and improving system longevity. When combined with its low quiescent current and robust EMI immunity, this IC becomes a versatile solution for modern analog circuits demanding both precision and reliability.
Tags: Zero-Drift Amplifier, Automotive Electronics, Precision IC, Rail-to-Rail Op-Amp, MiniSO Package