Overview
The TLC274CPWRG4 is a quad operational amplifier produced by Texas Instruments. It is part of the TLC274 and TLC279 series, which utilize Texas Instruments' silicon-gate LinCMOS technology. This technology provides offset voltage stability that exceeds conventional metal-gate processes. The TLC274CPWRG4 is known for its high input impedance, low bias currents, and high slew rates, making it a cost-effective solution for applications that previously required BiFET or NFET products.
Key Specifications
| Parameter | Test Conditions | Typical Value | Maximum Value | Unit |
|---|---|---|---|---|
| Input Offset Voltage (VIO) | VO = 1.4 V, VIC = 0, 25°C | 5 mV | 10 mV | mV |
| Input Offset Current (IIO) | 25°C | 0.1 pA | 60 pA | pA |
| Average Temperature Coefficient of Input Offset Voltage (αVIO) | 25°C to 70°C | 1.8 µV/°C | µV/°C | |
| Input Bias Current (IIB) | 25°C | 60 pA | pA | |
| Supply Voltage Range | 4.5 V to 16 V | V |
Key Features
- High input impedance and low bias currents.
- Low offset voltage and low offset voltage drift.
- High slew rates approaching those of general-purpose BiFET devices.
- Designed-in latch-up immunity.
- Available in small-outline package options and tape and reel.
- Good common-mode rejection and supply voltage rejection.
Applications
The TLC274CPWRG4 is suitable for a variety of applications, including:
- Analog signal processing and amplification.
- Medical devices requiring high precision and low noise.
- Aerospace and defense systems where reliability and stability are crucial.
- Industrial control systems and instrumentation.
- Upgrading existing designs to improve performance and reduce costs.
Q & A
- What is the primary technology used in the TLC274CPWRG4?
The TLC274CPWRG4 uses Texas Instruments' silicon-gate LinCMOS technology.
- What are the key advantages of the TLC274CPWRG4 over conventional op-amps?
The key advantages include high input impedance, low bias currents, high slew rates, and low offset voltage drift.
- What is the typical input offset voltage of the TLC274CPWRG4?
The typical input offset voltage is 5 mV.
- What is the average temperature coefficient of input offset voltage?
The average temperature coefficient of input offset voltage is 1.8 µV/°C from 25°C to 70°C.
- What is the supply voltage range for the TLC274CPWRG4?
The supply voltage range is from 4.5 V to 16 V.
- What package options are available for the TLC274CPWRG4?
The device is available in small-outline package options and tape and reel.
- Is the TLC274CPWRG4 designed with latch-up immunity?
- What are some common applications for the TLC274CPWRG4?
- How does the TLC274CPWRG4 compare to BiFET devices?
The TLC274CPWRG4 offers high slew rates and performance approaching that of general-purpose BiFET devices but with the advantages of LinCMOS technology.
- Is the TLC274CPWRG4 still in production?
No, the TLC274CPWRG4 is no longer manufactured, but substitutes are available.
