Overview
The TS9222IDT, produced by STMicroelectronics, is a high-precision, high-stability dual operational amplifier. This device is optimized for precision, noise, and stability, making it suitable for a wide range of automotive and industrial applications. The TS9222IDT operates from a supply voltage of 2.7 V to 12 V and features rail-to-rail input and output, low noise, and high output current capabilities.
Key Specifications
| Parameter | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | 2.7 | - | 12 | V |
| Input Offset Voltage (Vio) | - | 500 | 900 | µV |
| Input Offset Current (Iio) | - | 1 | 30 | nA |
| Input Bias Current (Iib) | - | 15 | 90 | nA |
| Common Mode Rejection Ratio (CMR) | 65 | 60 | 85 | dB |
| Supply Voltage Rejection Ratio (SVR) | 75 | 70 | 90 | dB |
| Large Signal Voltage Gain (Avd) | 70 | - | 200 | V/mV |
| High Level Output Voltage (VOH) | - | 2.90 | - | V |
| Low Level Output Voltage (VOL) | - | 50 | - | mV |
| Output Short Circuit Current (Io) | 50 | - | 80 | mA |
| Supply Current (ICC) per Channel | 0.9 | 1.2 | 1.3 | mA |
| Gain Bandwidth Product (GBP) | - | 4 | - | MHz |
| Slew Rate (SR) | 0.7 | 1.3 | - | V/μs |
| Equivalent Input Noise Voltage (en) | - | 9 | - | nV/√Hz |
| Total Harmonic Distortion (THD) | - | 0.005 | - | % |
Key Features
- High precision: Input offset voltage (Vio) of 500 µV max.
- Rail-to-rail input and output.
- Low noise: 9 nV/√Hz.
- Low distortion.
- High output current: Up to 80 mA.
- High speed: Gain bandwidth product of 4 MHz, slew rate of 1.3 V/μs.
- Able to drive capacitive loads up to 500 pF.
- ESD internal protection: 2 kV (HBM), 1.5 kV (CDM).
- Latch-up immunity.
- Automotive qualification: Compliant with AEC Q100 and Q003 or equivalent.
Applications
- Signal conditioning.
- Automotive applications.
- Headphone amplifiers.
- Sound cards and multimedia systems.
- Line and actuator drivers.
- Servo amplifiers.
Q & A
- What is the supply voltage range for the TS9222IDT?
The supply voltage range is from 2.7 V to 12 V.
- What is the maximum input offset voltage of the TS9222IDT?
The maximum input offset voltage is 500 µV.
- Can the TS9222IDT drive capacitive loads?
Yes, it can drive capacitive loads up to 500 pF.
- What is the slew rate of the TS9222IDT?
The slew rate is up to 1.3 V/μs.
- Does the TS9222IDT have ESD protection?
Yes, it has internal ESD protection of 2 kV (HBM) and 1.5 kV (CDM).
- What are the typical applications of the TS9222IDT?
Typical applications include signal conditioning, automotive applications, headphone amplifiers, sound cards, and servo amplifiers.
- What is the maximum output current of the TS9222IDT?
The maximum output current is approximately 80 mA.
- Is the TS9222IDT qualified for automotive use?
Yes, it is qualified and characterized according to AEC Q100 and Q003 or equivalent.
- What is the gain bandwidth product of the TS9222IDT?
The gain bandwidth product is 4 MHz.
- What is the total harmonic distortion (THD) of the TS9222IDT?
The total harmonic distortion is 0.005%.
