Overview
The TLC2274AIPWRG4 is a quadruple operational amplifier from Texas Instruments, part of the Advanced LinCMOS™ family. This device is known for its rail-to-rail output performance, which enhances dynamic range in both single-supply and split-supply applications. The TLC2274A offers high bandwidth of 2 MHz and a slew rate of 3 V/μs, making it suitable for higher-speed applications. It is characterized by low noise, low input offset voltage, and low power dissipation, making it an excellent choice for precision and high-impedance source applications.
Key Specifications
| Parameter | Typical Value | Minimum Value | Maximum Value | Unit |
|---|---|---|---|---|
| Input Offset Voltage (VIO) | 950 µV | 300 µV | 2500 µV | µV |
| Input Bias Current (IIB) | 1 pA | 0.5 pA | 60 pA | pA |
| Common-Mode Input Voltage Range (VICR) | -0.3 to 4 V | -0.3 V | 4 V | V |
| Gain Bandwidth Product (GBP) | 2.2 MHz | - | - | MHz |
| Slew Rate (SR) | 3.6 V/μs | 1.7 V/μs | - | V/μs |
| Equivalent Input Noise Voltage (Vn) | 9 nV/√Hz at f = 1 kHz | - | - | nV/√Hz |
| Operating Temperature Range | -40°C to 125°C | -40°C | 125°C | °C |
| Package Type | TSSOP (14 pins) | - | - | - |
Key Features
- Output Swing Includes Both Supply Rails
- Low Noise: 9 nV/√Hz Typical at f = 1 kHz
- Low-Input Bias Current: 1-pA Typical
- Fully-Specified for Both Single-Supply and Split-Supply Operation
- Common-Mode Input Voltage Range Includes Negative Rail
- High-Gain Bandwidth: 2.2-MHz Typical
- High Slew Rate: 3.6-V/μs Typical
- Low Input Offset Voltage: 950 µV Maximum at TA = 25°C
- Macromodel Included
- Performance Upgrades for the TLC272 and TLC274
- Available in Q-Temp Automotive and Extreme Temperature Applications
Applications
- Hand-held Monitoring Systems
- Transducer Interfaces (e.g., piezoelectric transducers)
- Battery-Powered Applications
- White Goods (Refrigerators, Washing Machines)
- Interfacing with Analog-to-Digital Converters (ADCs)
- Small-Signal Conditioning for High-Impedance Sources
- Remote-Sensing Applications
Q & A
- What is the typical input offset voltage of the TLC2274A?
The typical input offset voltage of the TLC2274A is 950 µV at TA = 25°C.
- What is the gain bandwidth product of the TLC2274A?
The gain bandwidth product of the TLC2274A is 2.2 MHz.
- What is the slew rate of the TLC2274A?
The slew rate of the TLC2274A is 3.6 V/μs typical.
- What is the noise performance of the TLC2274A?
The TLC2274A has a low noise performance with 9 nV/√Hz typical at f = 1 kHz.
- What are the operating temperature ranges for the TLC2274A?
The operating temperature range for the TLC2274A is -40°C to 125°C.
- What package types are available for the TLC2274A?
The TLC2274A is available in a TSSOP (14 pins) package.
- Is the TLC2274A suitable for automotive applications?
Yes, the TLC2274A is qualified for automotive applications and meets AEC-Q100 standards.
- What are some common applications of the TLC2274A?
The TLC2274A is commonly used in hand-held monitoring systems, transducer interfaces, battery-powered applications, and interfacing with ADCs.
- Does the TLC2274A support extreme temperature applications?
Yes, the TLC2274A supports extreme temperature applications with a range of -40°C to 150°C.
- What is the input bias current of the TLC2274A?
The input bias current of the TLC2274A is 1 pA typical.
