Overview
The TLC2272CPW is a dual operational amplifier from Texas Instruments, part of the TLC227x family. These devices are known for their rail-to-rail output performance, which enhances dynamic range in both single-supply and split-supply applications. The TLC2272 offers high-speed performance with a gain-bandwidth product of 2.2 MHz and a slew rate of 3.6 V/µs. This makes them suitable for a variety of high-speed and precision applications. The devices are characterized by low noise, low input offset voltage, and low power dissipation, making them ideal for battery-powered and remote-sensing applications.
Key Specifications
| Parameter | Typical Value | Maximum Value | Unit |
|---|---|---|---|
| Input Offset Voltage | 2500 µV (TLC2272), 950 µV (TLC2272A) | 3000 µV (TLC2272), 1500 µV (TLC2272A) | µV |
| Input Bias Current | 1 pA | 60 pA | pA |
| Gain-Bandwidth Product | 2.2 MHz | - | MHz |
| Slew Rate | 3.6 V/µs | 1.7 V/µs | V/µs |
| Equivalent Input Noise Voltage | 9 nV/√Hz at f = 1 kHz | - | nV/√Hz |
| Operating Temperature Range | 0 to 70 °C | -40 to 125 °C (Q level parts) | °C |
| Package Type | TSSOP (8 pins) | - | - |
| Supply Voltage Range | ±2.5 V to ±8 V | - | V |
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 other temperature ranges
Applications
- Hand-held Monitoring and Remote-Sensing Applications
- Transducer Interfaces (e.g., piezoelectric transducers)
- Battery-Powered Applications
- Analog-to-Digital Converter (ADC) Interfaces
- White Goods (Refrigerators, Washing Machines)
- High-Density, Battery-Powered Equipment
Q & A
- What is the typical gain-bandwidth product of the TLC2272?
The typical gain-bandwidth product of the TLC2272 is 2.2 MHz.
- What is the input bias current of the TLC2272?
The input bias current of the TLC2272 is typically 1 pA.
- What is the slew rate of the TLC2272?
The slew rate of the TLC2272 is typically 3.6 V/µs.
- What is the operating temperature range for the TLC2272?
The operating temperature range for the TLC2272 is 0 to 70 °C, with extended ranges for Q level parts.
- What package types are available for the TLC2272?
The TLC2272 is available in TSSOP (8 pins), SOIC (8 pins), SO (8 pins), and PDIP (8 pins) packages.
- What is the typical input offset voltage of the TLC2272?
The typical input offset voltage of the TLC2272 is 2500 µV, and 950 µV for the TLC2272A.
- Can the TLC2272 be used in single-supply applications?
Yes, the TLC2272 is fully specified for both single-supply and split-supply operation.
- What are some common applications for the TLC2272?
Common applications include hand-held monitoring, remote-sensing, transducer interfaces, and battery-powered equipment.
- Is the TLC2272 suitable for high-speed applications?
Yes, the TLC2272 is suitable for high-speed applications due to its high gain-bandwidth product and slew rate.
- Does the TLC2272 have a macromodel available?
Yes, a macromodel is included for the TLC2272.
