Overview
The TLC2274AMD from Texas Instruments is a quadruple operational amplifier that belongs to the TLC227x family. This device is known for its advanced LinCMOS technology, offering rail-to-rail output performance, which enhances the dynamic range in both single-supply and split-supply applications. The TLC2274AMD is designed to provide low noise, high gain-bandwidth, and a high slew rate, making it suitable for a wide range of high-speed applications.
Key Specifications
| Parameter | Test Conditions | Typical Value | Maximum Value | Unit |
|---|---|---|---|---|
| Input Offset Voltage | VIC = 0 V, VDD± = ±2.5 V, VO = 0 V, RS = 50 Ω | 950 μV | 3000 μV | μV |
| Input Bias Current | VIC = 0 V, VDD± = ±2.5 V, VO = 0 V, RS = 50 Ω | 1 pA | 60 pA | pA |
| Common-Mode Input Voltage Range | RS = 50 Ω; |VIO| ≤ 5 mV | -0.3 to 4 V | - | V |
| Gain-Bandwidth Product | f = 10 kHz, RL = 10 kΩ, CL = 100 pF | 2.2 MHz | - | MHz |
| Slew Rate | VO = ±2.3 V, RL = 10 kΩ, CL = 100 pF | 3.6 V/μs | 1.7 V/μs | V/μs |
| Supply Current | VO = 0 V, no load | 2.4 mA | 3 mA | mA |
| High-Level Output Voltage | IOH = -20 μA | 4.99 V | 4.85 V | V |
| Low-Level Output Voltage | IOL = 50 μA | 0.01 V | 0.15 V | V |
Key Features
- Rail-to-Rail Output Performance: The TLC2274AMD offers output swing that includes both supply rails, enhancing the dynamic range in single-supply and split-supply applications.
- Low Noise: Typical noise of 9 nV/√Hz at f = 1 kHz, making it suitable for low-noise applications.
- Low Input Bias Current: A typical input bias current of 1 pA, which is beneficial for high-impedance sources.
- High Gain-Bandwidth and Slew Rate: A gain-bandwidth product of 2.2 MHz and a slew rate of 3.6 V/μs, ideal for higher-speed applications.
- Common-Mode Input Voltage Range: Includes the negative rail, providing flexibility in circuit design.
- Low Input Offset Voltage: Maximum input offset voltage of 950 μV at TA = 25°C.
Applications
- White Goods: Suitable for use in appliances like refrigerators and washing machines.
- Hand-held Monitoring Systems: Ideal for battery-powered, portable monitoring systems.
- Transducer Interfaces: Used in interfacing with various transducers due to its high input impedance and low noise.
- Battery-Powered Applications: Low power consumption makes it suitable for battery-powered equipment.
- Configuration Control and Print Support: Can be used in various control and monitoring systems.
Q & A
- What is the typical input offset voltage of the TLC2274AMD?
The typical input offset voltage is 950 μV at TA = 25°C. - What is the gain-bandwidth product of the TLC2274AMD?
The gain-bandwidth product is 2.2 MHz. - What is the slew rate of the TLC2274AMD?
The slew rate is 3.6 V/μs. - What is the common-mode input voltage range of the TLC2274AMD?
The common-mode input voltage range includes the negative rail and extends up to 4 V. - What are the typical applications of the TLC2274AMD?
It is used in white goods, hand-held monitoring systems, transducer interfaces, and battery-powered applications. - What is the supply current of the TLC2274AMD?
The supply current is typically 2.4 mA with no load. - Does the TLC2274AMD support rail-to-rail output performance?
Yes, it supports rail-to-rail output performance. - What is the input bias current of the TLC2274AMD?
The typical input bias current is 1 pA. - What is the high-level output voltage of the TLC2274AMD?
The high-level output voltage is typically 4.99 V for IOH = -20 μA. - Is the TLC2274AMD suitable for high-speed applications?
Yes, it is suitable due to its high gain-bandwidth and slew rate.
