Overview
The TLC2274AMDG4 is a quadruple operational amplifier from Texas Instruments, part of the TLC227x family. This device is known for its advanced LinCMOS™ technology, which provides stable input offset voltages, high input impedances, and extremely low input bias currents. The TLC2274AMDG4 is designed to operate in both single-supply and split-supply configurations, offering rail-to-rail output performance that enhances dynamic range in various applications. It is fully characterized at 5 V and ±5 V supply voltages, making it versatile for a wide range of uses.
Key Specifications
| Parameter | Typical Value | Unit |
|---|---|---|
| Gain-Bandwidth Product | 2.18 MHz | |
| Slew Rate at Unity Gain | 3.6 V/μs | |
| Input Offset Voltage | 950 μV (max at TA = 25°C) | |
| Input Bias Current | 1 pA (typical) | |
| Common-Mode Input Voltage Range | -0.3 to 4 V | |
| Supply Voltage Range | ±2.2 V to ±8 V | |
| Output Voltage Swing | Includes both supply rails | |
| Settling Time (to 0.1%) | 1.5 μs | |
| Phase Margin at Unity Gain | 50° | |
| Gain Margin | 10 dB | |
| Noise Voltage at f = 1 kHz | 9 nV/√Hz |
Key Features
- Output swing includes both supply rails for increased dynamic range.
- 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 product: 2.2 MHz typical.
- High slew rate: 3.6 V/μs typical.
- Low input offset voltage: 950 μV maximum at TA = 25°C.
- Qualified for automotive applications and extreme temperature ranges.
Applications
- White goods (refrigerators, washing machines).
- Hand-held monitoring systems.
- Transducer interfaces.
- Battery-powered applications.
- Automotive systems due to its AEC-Q100 qualification.
- Extreme temperature applications.
Q & A
- What is the typical gain-bandwidth product of the TLC2274AMDG4?
The typical gain-bandwidth product is 2.18 MHz.
- What is the slew rate of the TLC2274AMDG4 at unity gain?
The slew rate at unity gain is 3.6 V/μs typical.
- What is the input offset voltage of the TLC2274AMDG4?
The input offset voltage is 950 μV maximum at TA = 25°C.
- What is the common-mode input voltage range of the TLC2274AMDG4?
The common-mode input voltage range includes -0.3 to 4 V.
- Is the TLC2274AMDG4 qualified for automotive applications?
- What is the noise voltage of the TLC2274AMDG4 at f = 1 kHz?
The noise voltage at f = 1 kHz is 9 nV/√Hz typical.
- What are the typical supply voltage ranges for the TLC2274AMDG4?
The supply voltage range is ±2.2 V to ±8 V.
- What is the settling time of the TLC2274AMDG4 to 0.1%?
The settling time to 0.1% is 1.5 μs.
- What is the phase margin at unity gain for the TLC2274AMDG4?
The phase margin at unity gain is 50°.
- What are some common applications of the TLC2274AMDG4?
Common applications include white goods, hand-held monitoring systems, transducer interfaces, battery-powered applications, and automotive systems.
