Overview
The TLC2272A-Q1 is a dual LinCMOS™ operational amplifier produced by Texas Instruments. This device is part of the TLC227x-Q1 family, which is known for its advanced rail-to-rail output performance, making it suitable for both single-supply and split-supply applications. The TLC2272A-Q1 is AEC-Q100 qualified, ensuring its reliability in automotive and other demanding environments. It offers high gain-bandwidth, low noise, and low input offset voltage, making it an excellent choice for precision applications and small-signal conditioning.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Operating Temperature Range | -40 to 125 | °C |
| Package Type | SOIC (D) | |
| Pins | 8 | |
| Gain-Bandwidth Product | 2.2 MHz | |
| Slew Rate | 3.6 V/µs | |
| Input Offset Voltage | 950 µV (max at 25°C) | |
| Input Bias Current | 1 pA (typical) | |
| Noise Voltage | 9 nV/√Hz (typical at f = 1 kHz) | |
| Common-Mode Input Voltage Range | Includes negative rail | |
| Output Impedance | 130 Ω (closed-loop at f = 1 MHz, AV = 10) |
Key Features
- AEC-Q100 qualified for automotive applications
- Temperature grade 1: –40°C to 125°C
- Functional Safety-Capable
- Rail-to-rail output performance
- 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 25°C
Applications
The TLC2272A-Q1 is suitable for a variety of applications, including:
- Automotive systems due to its AEC-Q100 qualification and wide operating temperature range
- Precision applications requiring low noise and low input offset voltage
- Small-signal conditioning for high-impedance sources, such as piezoelectric transducers
- Interfacing with analog-to-digital converters (ADCs) in single- or split-supply configurations
Q & A
- What is the operating temperature range of the TLC2272A-Q1?
The operating temperature range is -40°C to 125°C. - What is the package type and pin count of the TLC2272A-Q1?
The package type is SOIC (D) with 8 pins. - What is the gain-bandwidth product of the TLC2272A-Q1?
The gain-bandwidth product is 2.2 MHz typical. - What is the slew rate of the TLC2272A-Q1?
The slew rate is 3.6 V/µs typical. - What is the input offset voltage of the TLC2272A-Q1?
The input offset voltage is 950 µV maximum at 25°C. - Is the TLC2272A-Q1 suitable for automotive applications?
Yes, it is AEC-Q100 qualified for automotive applications. - What is the noise voltage of the TLC2272A-Q1?
The noise voltage is 9 nV/√Hz typical at f = 1 kHz. - Can the TLC2272A-Q1 operate in both single-supply and split-supply configurations?
Yes, it is fully specified for both single-supply and split-supply operation. - What is the common-mode input voltage range of the TLC2272A-Q1?
The common-mode input voltage range includes the negative rail. - What are some typical applications of the TLC2272A-Q1?
Typical applications include automotive systems, precision applications, small-signal conditioning, and interfacing with ADCs.
