Overview
The TLC272CDRG4 is a precision dual operational amplifier produced by Texas Instruments. It is part of the TLC272 series, which combines a wide range of input offset voltage grades with low offset voltage drift, high input impedance, and low noise. These amplifiers utilize Texas Instruments' silicon-gate LinCMOS technology, providing offset voltage stability and making them ideal for applications that require high precision and reliability.
Key Specifications
| Parameter | Condition | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Input Offset Voltage | VIC = 0, 25°C | 1.1 | 10 | 13 | mV |
| Input Offset Current | VIC = 0, 25°C | 0.1 | 60 | pA | |
| Input Bias Current | VO = 2.5 V, VIC = 2.5 V, 25°C | 0.6 | 60 | pA | |
| Common-Mode Input Voltage Range | 25°C | -0.2 | 4 | V | |
| High-Level Output Voltage | VID = 100 mV, RL = 10 kΩ, -40°C | 3 | 3.8 | V | |
| Supply Voltage Range | 3 | 16 | V | ||
| Package Type | 8-SOIC |
Key Features
- High input impedance: 10^12 Ω typical
- Low offset voltage and drift: Available in various grades (e.g., TLC272C, TLC272AC, TLC272BC)
- Low noise and high slew rates: Approaching those of general-purpose BiFET devices
- ESD-protection circuitry
- Small-outline package option and available in tape and reel
- Designed-in latch-up immunity
- Wide supply voltage range: 3V to 16V
Applications
The TLC272CDRG4 is suitable for a variety of applications that require precision and reliability, including:
- Audio and video equipment
- Medical devices and instrumentation
- Industrial control systems
- Automotive electronics
- High-precision measurement and data acquisition systems
Q & A
- What is the typical input offset voltage of the TLC272CDRG4?
The typical input offset voltage of the TLC272CDRG4 is around 10 mV, depending on the specific grade (e.g., TLC272C, TLC272AC, TLC272BC). - What is the input impedance of the TLC272CDRG4?
The input impedance is typically 10^12 Ω. - What is the supply voltage range for the TLC272CDRG4?
The supply voltage range is from 3V to 16V. - Does the TLC272CDRG4 have ESD protection?
Yes, the TLC272CDRG4 includes ESD-protection circuitry. - What package types are available for the TLC272CDRG4?
The TLC272CDRG4 is available in an 8-SOIC package and also in tape and reel. - What are the key advantages of using LinCMOS technology in the TLC272CDRG4?
The LinCMOS technology provides offset voltage stability far exceeding conventional metal-gate processes, along with high input impedance, low bias currents, and high slew rates. - What are some common applications for the TLC272CDRG4?
Common applications include audio and video equipment, medical devices, industrial control systems, automotive electronics, and high-precision measurement and data acquisition systems. - How does the TLC272CDRG4 compare to BiFET and NFET products?
The TLC272CDRG4 offers similar performance to BiFET and NFET products but with the advantages of LinCMOS technology, such as higher input impedance and lower bias currents. - What is the temperature coefficient of input offset voltage for the TLC272CDRG4?
The temperature coefficient of input offset voltage is 1.8 µV/°C from 25°C to 70°C. - Is the TLC272CDRG4 designed to prevent latch-up?
Yes, the TLC272CDRG4 is designed with latch-up immunity.
