Overview
The TLC27L4IDR is a precision quad operational amplifier produced by Texas Instruments. This device is part of the TLC27L4 series, which utilizes Texas Instruments' LinCMOS technology. This technology offers high input impedance, low bias currents, and extremely low power consumption, making it ideal for high-gain, low-frequency, and low-power applications. The TLC27L4IDR is particularly noted for its low input offset voltage and drift, as well as its high common-mode rejection and supply voltage rejection ratios.
Key Specifications
| Parameter | Test Conditions | Unit | Min | Max | |
|---|---|---|---|---|---|
| Input Offset Voltage (VIO) | VO = 1.4 V, VIC = 0, 25°C | mV | 1.1 | 10 | 13 |
| Average Temperature Coefficient of Input Offset Voltage (αVIO) | 25°C to 85°C | µV/°C | 1.1 | ||
| Input Offset Current (IIO) | VO = 2.5 V, VIC = 2.5 V, 25°C | pA | 0.1 | 7 | |
| Input Bias Current (IIB) | VO = 5 V, VIC = 5 V, 25°C | pA | 0.7 | 50 | |
| Common-Mode Input Voltage Range (VICR) | 25°C | V | -0.2 | 8.5 | |
| Supply Current (IDD) | VO = 2.5 V, No load, VIC = 2.5 V, 25°C | µA | 27 | 69 | 120 |
| High-Level Output Voltage (VOH) | VID = 100 mV, RL = 1 MΩ, 25°C | V | 7.8 | 8.9 | |
| Low-Level Output Voltage (VOL) | VID = -100 mV, IOL = 0, 25°C | mV | 0 | 50 |
Key Features
- Utilizes Texas Instruments' LinCMOS technology for high input impedance and low bias currents.
- Extremely low power consumption, making it suitable for battery-powered applications.
- Low input offset voltage and drift, with four offset voltage grades available.
- High common-mode rejection and supply voltage rejection ratios.
- Internal ESD-protection circuits to prevent functional failures.
- Designed-in latch-up immunity and the ability to withstand –100-mA surge currents.
- Low voltage single-supply operation and ultra-low power consumption.
- A wide range of packaging options, including small-outline and chip-carrier versions.
Applications
- Transducer interfacing and analog calculations.
- Amplifier blocks and active filters.
- Signal buffering and remote or inaccessible battery-powered applications.
- High-density system applications due to various packaging options.
Q & A
- What is the primary technology used in the TLC27L4IDR?
The TLC27L4IDR uses Texas Instruments' LinCMOS technology.
- What are the key advantages of the LinCMOS technology in the TLC27L4IDR?
The LinCMOS technology provides high input impedance, low bias currents, and extremely low power consumption.
- What are the input offset voltage grades available for the TLC27L4 series?
The TLC27L4 series offers four offset voltage grades, ranging from 10 mV to 900 µV.
- What is the common-mode input voltage range for the TLC27L4IDR?
The common-mode input voltage range is from -0.2 V to 8.5 V at 25°C.
- Does the TLC27L4IDR have built-in ESD protection?
- What are the typical supply current requirements for the TLC27L4IDR?
The supply current is typically around 69 µA at 25°C with no load.
- What are some common applications for the TLC27L4IDR?
Common applications include transducer interfacing, analog calculations, amplifier blocks, active filters, and signal buffering.
- What packaging options are available for the TLC27L4IDR?
The device is available in various packaging options, including small-outline and chip-carrier versions.
- Is the TLC27L4IDR suitable for battery-powered applications?
- What is the maximum operating temperature for the TLC27L4IDR?
The device can operate up to 85°C.
