Overview
The TSV912AIYST operational amplifier from STMicroelectronics is part of the TSV91x and TSV91xA family, offering low voltage operation with rail-to-rail input and output. This op-amp is characterized by its excellent speed/power consumption ratio, providing an 8 MHz gain-bandwidth product while consuming only 1.1 mA maximum at 5 V. It is unity gain stable and features an ultra-low input bias current, making it suitable for a variety of applications including sensor interfaces, battery-supplied and portable devices, and active filtering.
Key Specifications
| Parameter | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|
| Supply Voltage | 2.5 | - | 5.5 | V |
| Input Offset Voltage | 0.1 | 4.5 | 7.5 | mV |
| Input Offset Current | 1 | 10 | 100 | pA |
| Common Mode Rejection Ratio | 58 | 75 | 82 | dB |
| Gain Bandwidth Product | - | 8 | - | MHz |
| Unity Gain Frequency | - | 7.2 | - | MHz |
| Phase Margin | - | 45 | - | Degrees |
| Supply Current (per channel) | 0.78 | 1.1 | 1.1 | mA |
| High-Level Output Voltage | 15 | 40 | 40 | mV |
| Low-Level Output Voltage | 15 | 40 | 40 | mV |
| Output Current (Source/Sink) | 18 | 32/35 | 16/16 | mA |
Key Features
- Rail-to-rail input and output
- Wide bandwidth with an 8 MHz gain-bandwidth product
- Low power consumption: 820 µA typical at 5 V
- Unity gain stability
- High output current: up to 35 mA
- Operating voltage range: 2.5 V to 5.5 V
- Low input bias current: 1 pA typical
- Low input offset voltage: 1.5 mV maximum (A grade)
- ESD internal protection ≥ 5 kV
- Latch-up immunity
Applications
The TSV912AIYST operational amplifier is ideal for various applications, including:
- Sensor interfaces
- Battery-supplied and portable devices
- Active filtering
- Industrial and automotive applications due to its robust specifications and automotive-grade options
Q & A
- What is the gain-bandwidth product of the TSV912AIYST?
The gain-bandwidth product of the TSV912AIYST is 8 MHz.
- What is the typical supply current of the TSV912AIYST?
The typical supply current is 1.1 mA per channel.
- What is the operating voltage range of the TSV912AIYST?
The operating voltage range is from 2.5 V to 5.5 V.
- What is the input bias current of the TSV912AIYST?
The input bias current is 1 pA typical.
- Does the TSV912AIYST have ESD protection?
- What are the typical output currents for the TSV912AIYST?
The typical output currents are up to 35 mA for both source and sink.
- Is the TSV912AIYST suitable for automotive applications?
- What is the phase margin of the TSV912AIYST?
The phase margin is 45 degrees.
- What is the common mode rejection ratio (CMRR) of the TSV912AIYST?
The CMRR is between 58 dB and 82 dB.
- What packages are available for the TSV912AIYST?
