Overview
The TLC2272AQDRG4Q1 is a dual operational amplifier from Texas Instruments, part of the TLC227x-Q1 family. These devices are designed with advanced LinCMOS™ technology, offering rail-to-rail output performance, which enhances the dynamic range in both single-supply and split-supply applications. The TLC2272AQDRG4Q1 is AEC-Q100 qualified, making it suitable for automotive applications, and it operates over a temperature range of –40°C to 125°C.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Operating Temperature Range | -40 | 125 | °C | |
| Supply Voltage (VDD±) | ±5 | V | ||
| Large-Signal Differential Voltage Amplification (AVD) | 20 | 50 | V/mV | |
| Differential Input Resistance (rid) | 1012 | Ω | ||
| Common-Mode Input Resistance (ri) | 1012 | Ω | ||
| Common-Mode Input Capacitance (ci) | 8 | pF | ||
| Gain-Bandwidth Product | 2.25 | MHz | ||
| Slew Rate | 3.6 | V/µs | ||
| Input Offset Voltage | 950 | µV | ||
| Noise Voltage | 9 | nV/√Hz | ||
| Input Bias Current | 1 | pA |
Key Features
- AEC-Q100 qualified for automotive applications.
- Temperature range: –40°C to 125°C.
- Rail-to-rail output performance 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: 2.2 MHz typical.
- High slew rate: 3.6 V/µs typical).
- Low input offset voltage: 950 µV maximum at TA = 25°C).
- Functional Safety-Capable).
Applications
The TLC2272AQDRG4Q1 is suitable for a variety of applications, including:
- Automotive systems due to its AEC-Q100 qualification.
- Small-signal conditioning for high-impedance sources, such as piezoelectric transducers).
- Interfacing with analog-to-digital converters (ADCs) due to its rail-to-rail output feature).
- Precision applications requiring low noise, low input offset voltage, and high gain-bandwidth product).
Q & A
- What is the operating temperature range of the TLC2272AQDRG4Q1?
The operating temperature range is –40°C to 125°C.
- What is the typical gain-bandwidth product of the TLC2272AQDRG4Q1?
The typical gain-bandwidth product is 2.25 MHz.
- What is the input bias current of the TLC2272AQDRG4Q1?
The input bias current is 1 pA typical.
- Is the TLC2272AQDRG4Q1 qualified for automotive applications?
Yes, it is AEC-Q100 qualified for automotive applications.
- What is the typical noise voltage of the TLC2272AQDRG4Q1?
The typical noise voltage is 9 nV/√Hz at f = 1 kHz.
- What is the maximum input offset voltage of the TLC2272AQDRG4Q1?
The maximum input offset voltage is 950 µV at TA = 25°C.
- Does the TLC2272AQDRG4Q1 support both single-supply and split-supply operation?
Yes, it is fully specified for both single-supply and split-supply operation.
- What is the typical slew rate of the TLC2272AQDRG4Q1?
The typical slew rate is 3.6 V/µs.
- What are some common applications of the TLC2272AQDRG4Q1?
Common applications include automotive systems, small-signal conditioning, and interfacing with ADCs.
- Is the TLC2272AQDRG4Q1 suitable for precision applications?
Yes, it is suitable for precision applications due to its low noise, low input offset voltage, and high gain-bandwidth product.
- What package type is the TLC2272AQDRG4Q1 available in?
The TLC2272AQDRG4Q1 is available in an SOIC (D) package with 8 pins.
