Overview
The TLC2272AMDR is a dual, low-noise, rail-to-rail operational amplifier from Texas Instruments. It belongs to the TLC227x family, which is known for its advanced LinCMOS technology. These devices are designed to offer superior performance in terms of noise, input offset voltage, and power dissipation compared to existing CMOS operational amplifiers. The TLC2272AMDR is particularly suited for applications requiring high input impedance and low noise, making it ideal for small-signal conditioning of high-impedance sources such as piezoelectric transducers.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Gain Bandwidth Product (Typical) | 2.2 | MHz |
| Slew Rate (Typical) | 3.6 | V/µs |
| Input Bias Current (Typical) | 1 | pA |
| Input Offset Voltage (Maximum at TA = 25°C) | 950 | µV |
| Noise Voltage (Typical at f = 1 kHz) | 9 | nV/√Hz |
| Output Current (Typical) | 2.2 | mA |
| Supply Voltage Range (Single Supply) | 4.4 to 16 | V |
| Supply Voltage Range (Dual Supply) | ±2.2 to ±8 | V |
| Operating Temperature Range | -55 to 125 | °C |
| Package Type | 8-SOIC |
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 HighRel Automotive Applications
Applications
- Instrumentation and measurement systems
- Buffer amplifiers
- Signal conditioning circuits
- General-purpose amplification in various electronic devices
- Hand-held monitoring and remote-sensing applications
- Interfacing with analog-to-digital converters (ADCs)
- Consumer electronics, automotive, and industrial electronics
Q & A
- What is the typical gain bandwidth product of the TLC2272AMDR?
The typical gain bandwidth product is 2.2 MHz.
- What is the slew rate of the TLC2272AMDR?
The slew rate is 3.6 V/µs typical.
- What is the input bias current of the TLC2272AMDR?
The input bias current is 1 pA typical.
- What is the maximum input offset voltage of the TLC2272AMDR at TA = 25°C?
The maximum input offset voltage is 950 µV.
- What is the noise voltage of the TLC2272AMDR at f = 1 kHz?
The noise voltage is 9 nV/√Hz typical.
- What is the output current capability of the TLC2272AMDR?
The output current is 2.2 mA typical.
- What are the supply voltage ranges for the TLC2272AMDR?
The supply voltage ranges are 4.4 to 16 V for single supply and ±2.2 to ±8 V for dual supply.
- What is the operating temperature range of the TLC2272AMDR?
The operating temperature range is -55 to 125°C.
- In what package is the TLC2272AMDR available?
The TLC2272AMDR is available in an 8-SOIC package.
- What are some common applications of the TLC2272AMDR?
Common applications include instrumentation and measurement systems, buffer amplifiers, signal conditioning circuits, and general-purpose amplification in various electronic devices.
