Overview
The TS972IYQT is a part of the TS97x family of operational amplifiers produced by STMicroelectronics. These amplifiers are known for their low noise and high dynamic performance, making them ideal for a variety of applications, particularly in portable and battery-supplied equipment. The TS972IYQT operates with supply voltages as low as ±1.35 V and features an output rail-to-rail signal swing, which is crucial for maintaining signal integrity across the entire voltage range. This device is especially suited for audio pre-amplification due to its very low noise level and ultra-low distortion characteristics.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage (VCC) | 2.7 to 10 | V |
| Input Offset Voltage (Vio) | 1 to 5 | mV |
| Input Offset Current (Iio) | 10 to 150 | nA |
| Input Bias Current (Iib) | 200 to 750 | nA |
| Common Mode Input Voltage Range (Vicm) | VDD + 1.15 to VCC - 1.15 | V |
| Common Mode Rejection Ratio (CMR) | 60 to 85 | dB |
| Supply Voltage Rejection Ratio (SVR) | 60 to 70 | dB |
| Gain Bandwidth Product (GBP) | 8.5 to 12 | MHz |
| Slew Rate (SR) | 2.8 to 4 | V/µs |
| Equivalent Input Noise Voltage (en) | 4 | nV/√Hz |
| Total Harmonic Distortion (THD) | 0.003 % | % |
| Operating Temperature Range (Toper) | -40 to 125 | °C |
| Package Type | DFN8 3x3 |
Key Features
- Rail-to-rail output voltage swing, ensuring full signal utilization.
- Very low noise level of 4 nV/√Hz, making it suitable for high-sensitivity applications.
- Ultra-low distortion of 0.003%, ideal for audio and precision signal processing.
- High dynamic performance with a gain bandwidth product of 8.5 to 12 MHz and a slew rate of 2.8 to 4 V/µs.
- ESD protection (2 kV) and latch-up immunity (class A) for enhanced reliability.
- Available in various packages, including SOT23-5, SO8, TSSOP8, DFN8 3x3, SO14, and TSSOP14, to suit different application needs.
Applications
- Portable devices such as CD players, PDAs, and other handheld electronics.
- Portable communication devices including cell phones and pagers.
- Instrumentation and sensing technology where low noise and high accuracy are critical.
- Professional audio circuits requiring high fidelity and low distortion.
Q & A
- What is the minimum supply voltage for the TS972IYQT? The minimum supply voltage is 2.7 V.
- What is the typical input offset voltage of the TS972IYQT? The typical input offset voltage is 5 mV.
- What is the maximum operating temperature for the TS972IYQT? The maximum operating temperature is 125 °C.
- What is the gain bandwidth product of the TS972IYQT? The gain bandwidth product is 8.5 to 12 MHz.
- What is the slew rate of the TS972IYQT? The slew rate is 2.8 to 4 V/µs.
- Does the TS972IYQT have ESD protection? Yes, it has ESD protection up to 2 kV.
- In what packages is the TS972IYQT available? It is available in SOT23-5, SO8, TSSOP8, DFN8 3x3, SO14, and TSSOP14 packages.
- What is the typical equivalent input noise voltage of the TS972IYQT? The typical equivalent input noise voltage is 4 nV/√Hz.
- What is the total harmonic distortion (THD) of the TS972IYQT? The THD is 0.003 %.
- Is the TS972IYQT suitable for professional audio applications? Yes, it is suitable due to its low noise and ultra-low distortion characteristics.
