Overview
The TLC2274QDG4 is a quad-channel, general-purpose operational amplifier manufactured by Texas Instruments. It belongs to the LinCMOS™ series and is designed for applications requiring rail-to-rail output performance. This surface-mount device is housed in a 14-SOIC package and is ideal for both single and dual power supply applications. With a gain bandwidth product of 2.25MHz and a slew rate of 3.6 V/µs, the TLC2274QDG4 is well-suited for high-speed and precision applications. Its low input bias current and low noise characteristics make it a competitive choice in the market, particularly for portable and battery-powered devices.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Category | Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps | - | - |
| Description | IC OPAMP GP R-R 2.25MHZ 14SOIC | - | - |
| Series | LinCMOS™ | - | - |
| Amplifier Type | General Purpose | - | - |
| Number of Circuits | 4 | - | - |
| Output Type | Rail-to-Rail | - | - |
| Slew Rate | 3.6 | V/µs | - |
| Gain Bandwidth Product | 2.25 | MHz | - |
| Input Bias Current | 1 | pA | - |
| Input Offset Voltage | 300 | µV | - |
| Supply Current | 4.8 | mA | - |
| Output Current per Channel | 50 | mA | - |
| Supply Voltage (Single/Dual) | 4.4 ~ 16 V, ±2.2 ~ 8 V | V | - |
| Operating Temperature | -40 ~ 125 | °C | - |
| Mounting Type | Surface Mount | - | - |
| Package/Case | 14-SOIC (0.154", 3.90mm Width) | - | - |
Key Features
- Quad-channel operational amplifier with rail-to-rail output.
- Low input bias current of 1pA ensures minimal signal distortion.
- High slew rate of 3.6 V/µs for fast signal response.
- Gain bandwidth product of 2.25MHz for high-speed applications.
- Low noise and low offset voltage for precision signal processing.
- Wide supply voltage range (4.4V to 16V, ±2.2V to ±8V) for versatile use.
- Operates in a wide temperature range (-40°C to 125°C) for robust performance.
Applications
The TLC2274QDG4 is widely used in various applications, including portable devices, battery-powered systems, and precision instrumentation. Its rail-to-rail output makes it suitable for interfacing with analog-to-digital converters (ADCs) in data acquisition systems. Additionally, its low noise and high input impedance make it ideal for signal conditioning in sensor interfaces, such as piezoelectric sensors. The amplifier is also used in audio amplification, filter design, and industrial control systems, where high precision and reliability are required.
Q & A
1. What is the gain bandwidth product of the TLC2274QDG4?
The gain bandwidth product is 2.25MHz.
2. What is the slew rate of this amplifier?
The slew rate is 3.6 V/µs.
3. What is the input bias current of the TLC2274QDG4?
The input bias current is 1pA.
4. What is the operating temperature range of this device?
It operates from -40°C to 125°C.
5. Can the TLC2274QDG4 be used in single-supply applications?
Yes, it supports both single and dual supply configurations.
6. What is the output current per channel?
The output current per channel is 50mA.
7. What is the input offset voltage of this amplifier?
The input offset voltage is 300µV.
8. What is the package type of the TLC2274QDG4?
It comes in a 14-SOIC package.
9. Is this amplifier suitable for low-noise applications?
Yes, its low noise characteristics make it ideal for precision applications.
10. What are the typical applications of the TLC2274QDG4?
It is used in portable devices, sensor interfaces, audio amplification, and industrial control systems.
