Overview
The TLC2272QDRQ1 is a dual operational amplifier from Texas Instruments, part of the TLC227x-Q1 family. This device is known for its advanced LinCMOS™ technology, which provides rail-to-rail output performance, enhancing the dynamic range in both single- and split-supply applications. It is designed to offer high performance, low noise, and low power consumption, making it suitable for a variety of precision and high-speed applications.
Key Specifications
| Parameter | Test Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Supply Current (IDD) | VO = 2.5 V, no load, TA = 25°C | 2.2 | 3 | 3 | mA |
| Slew Rate (SR) | VO = 0.5 V to 2.5 V, RL = 10 kΩ, CL = 100 pF, TA = 25°C | 2.3 | 3.6 | 1.7 | V/μs |
| Equivalent Input Noise Voltage (Vn) | f = 10 Hz | 50 | nV/√Hz | ||
| Equivalent Input Noise Voltage (Vn) | f = 1 kHz | 9 | nV/√Hz | ||
| Peak-to-Peak Equivalent Input Noise Voltage (VNPP) | f = 0.1 Hz to 1 Hz | 1 | μV | ||
| Large-Signal Differential Voltage Amplification (AVD) | VO = ±4 V, RL = 10 kΩ, TA = 25°C | 20 | 50 | 20 | V/mV |
| Differential Input Resistance (rid) | 1012 | Ω | |||
| Common-Mode Input Resistance (ri) | 1012 | Ω | |||
| Common-Mode Input Capacitance (ci) | f = 10 kHz, P package | 8 | pF | ||
| Common-Mode Rejection Ratio (CMRR) |
Key Features
- Rail-to-Rail Output Performance: Enhances dynamic range in both single- and split-supply applications.
- Low Input Offset Voltage: Maximum of 2.5 mV at TA = 25°C, ensuring high precision.
- High Slew Rate: 3 V/μs at unity gain, suitable for higher-speed applications.
- Low Noise: Equivalent input noise voltage of 9 nV/√Hz at 1 kHz, significantly lower than competitive solutions.
- High Input Impedance: Ideal for small-signal conditioning from high-impedance sources like piezoelectric transducers.
- Micropower Dissipation: Low power consumption makes it suitable for battery-powered and hand-held monitoring applications.
- Wide Range of Packages: Available in SOIC, TSSOP, CDIP, and LCCC packages to fit various design needs.
Applications
- White Goods: Suitable for use in refrigerators, washing machines, and other household appliances.
- Hand-held Monitoring Systems: Ideal for remote sensing and monitoring due to its low power consumption and high performance.
- Transducer Interfaces: Excellent for interfacing with analog-to-digital converters (ADCs) and conditioning signals from transducers.
- Battery-Powered Applications: Suitable for use in high-density, battery-powered equipment due to its low power consumption.
- Industrial Automation: Can be used in various industrial automation applications requiring precision and reliability.
Q & A
- What is the TLC2272QDRQ1 operational amplifier?
The TLC2272QDRQ1 is a dual operational amplifier from Texas Instruments, known for its rail-to-rail output performance and low noise characteristics.
- What are the key features of the TLC2272QDRQ1?
Key features include rail-to-rail output, low input offset voltage, high slew rate, low noise, and high input impedance.
- What are the typical supply current and slew rate of the TLC2272QDRQ1?
The typical supply current is 3 mA, and the typical slew rate is 3.6 V/μs at unity gain.
- What is the equivalent input noise voltage of the TLC2272QDRQ1?
The equivalent input noise voltage is 9 nV/√Hz at 1 kHz.
- In what types of applications is the TLC2272QDRQ1 commonly used?
It is commonly used in white goods, hand-held monitoring systems, transducer interfaces, and battery-powered applications.
- What are the available packages for the TLC2272QDRQ1?
The device is available in SOIC, TSSOP, CDIP, and LCCC packages.
- What is the maximum input offset voltage of the TLC2272QDRQ1?
The maximum input offset voltage is 2.5 mV at TA = 25°C.
- How does the TLC2272QDRQ1 compare to other operational amplifiers in terms of noise performance?
The TLC2272QDRQ1 has a noise voltage two times lower than competitive solutions.
- Is the TLC2272QDRQ1 suitable for high-speed applications?
Yes, it is suitable for high-speed applications due to its 2 MHz bandwidth and 3 V/μs slew rate.
- Can the TLC2272QDRQ1 be used in single-supply applications?
Yes, the TLC2272QDRQ1 can be used in both single- and split-supply applications.
