Overview
The TLC2272ACPWG4 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 improved AC performance, lower noise, and better input offset voltage compared to existing CMOS operational amplifiers. This makes them suitable for a wide range of applications, including small-signal conditioning and interfacing with analog-to-digital converters (ADCs).
Key Specifications
| Parameter | Value |
|---|---|
| Number of Channels | 2 |
| Bandwidth | 2.2 MHz (Typical) |
| Slew Rate | 3.6 V/µs (Typical) |
| Noise Voltage | 9 nV/√Hz at f = 1 kHz (Typical) |
| Input Bias Current | 1 pA (Typical) |
| Input Offset Voltage | 950 µV Maximum at T = 25°C |
| Common-Mode Input Voltage Range | Includes Negative Rail |
| Operating Temperature Range | 0 to 70°C |
| Package Type | 8-TSSOP |
| Pins | 8 |
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 T = 25°C
- Macromodel Included
- Performance Upgrades for the TLC272 and TLC274
Applications
The TLC2272ACPWG4 is ideal for various applications, including small-signal conditioning for high-impedance sources such as piezoelectric transducers. It is also suitable for hand-held monitoring and remote-sensing applications due to its micropower dissipation levels. Additionally, the rail-to-rail output feature makes it a great choice for interfacing with analog-to-digital converters (ADCs). These devices are also recommended for precision applications and as upgrades to the TLC27x in standard designs.
Q & A
- What is the typical bandwidth of the TLC2272ACPWG4?
The typical bandwidth of the TLC2272ACPWG4 is 2.2 MHz. - What is the slew rate of the TLC2272ACPWG4?
The slew rate of the TLC2272ACPWG4 is 3.6 V/µs (Typical). - What is the noise voltage of the TLC2272ACPWG4?
The noise voltage of the TLC2272ACPWG4 is 9 nV/√Hz at f = 1 kHz (Typical). - What is the input bias current of the TLC2272ACPWG4?
The input bias current of the TLC2272ACPWG4 is 1 pA (Typical). - What is the maximum input offset voltage of the TLC2272ACPWG4?
The maximum input offset voltage of the TLC2272ACPWG4 is 950 µV at T = 25°C. - What is the operating temperature range of the TLC2272ACPWG4?
The operating temperature range of the TLC2272ACPWG4 is 0 to 70°C. - In what package types is the TLC2272ACPWG4 available?
The TLC2272ACPWG4 is available in an 8-TSSOP package. - Is the TLC2272ACPWG4 suitable for single-supply and split-supply operations?
Yes, the TLC2272ACPWG4 is fully specified for both single-supply and split-supply operations. - What are some typical applications of the TLC2272ACPWG4?
The TLC2272ACPWG4 is typically used in small-signal conditioning, hand-held monitoring, remote-sensing, and interfacing with ADCs. - Are there any performance upgrades compared to older models?
Yes, the TLC2272ACPWG4 offers performance upgrades over the TLC272 and TLC274, including increased output dynamic range, lower noise voltage, and lower input offset voltage.
