Overview
The TLC27M4ACDRG4 is a quad operational amplifier produced by Texas Instruments. It is part of the TLC27M4 series, which combines a wide range of input offset voltage grades with low offset voltage drift, high input impedance, and low noise. These devices utilize Texas Instruments' silicon-gate LinCMOS™ technology, providing offset voltage stability that exceeds conventional metal-gate processes. The TLC27M4ACDRG4 is designed for low power consumption and is suitable for applications that require high input impedance and low bias currents, making it an ideal choice for battery-powered and remote applications.
Key Specifications
| Parameter | Test Conditions | Unit | Typical | Minimum | Maximum |
|---|---|---|---|---|---|
| Input Offset Voltage (VIO) | VO = 1.4 V, VIC = 0, RS = 50 Ω, RL = 100 kΩ | mV | 5 | 0.9 | 6.5 |
| Input Offset Current (IIO) | VO = 2.5 V, VIC = 2.5 V | pA | 0.1 | - | 7 |
| Input Bias Current (IIB) | VO = 2.5 V, VIC = 2.5 V | pA | 0.6 | - | 40 |
| Common-Mode Input Voltage Range (VICR) | - | V | -0.2 to 4.2 | - | - |
| High-Level Output Voltage (VOH) | VID = 100 mV, RL = 100 kΩ | V | 3.9 | 3 | 4 |
| Low-Level Output Voltage (VOL) | VID = -100 mV, IOL = 0 | mV | 0 | 0 | 50 |
| Supply Current (IDD) | VO = 2.5 V, VIC = 2.5 V, No load | µA | 570 | 420 | 1120 |
| Common-Mode Rejection Ratio (CMRR) | VIC = VICRmin | dB | 70 | 60 | 93 |
| Supply-Voltage Rejection Ratio (kSVR) | VDD = 5 V to 10 V, VO = 1.4 V | dB | 70 | 60 | 93 |
Key Features
- Single-Supply Operation: The TLC27M4ACDRG4 can operate with a single supply voltage, making it suitable for battery-powered applications.
- Low Noise: Typically 32 nV/√Hz at f = 1 kHz, which is beneficial for noise-sensitive applications.
- Low Power Consumption: Typically 2.1 mW at TA = 25°C, VDD = 5 V, which is ideal for power-efficient designs.
- High Input Impedance: 10^12 Ω typical, reducing the load on the input signal source.
- ESD-Protection Circuitry: Built-in protection against electrostatic discharge.
- Designed-In Latch-Up Immunity: Ensures the device remains stable under various operating conditions.
- Wide Range of Packaging Options: Available in small-outline and chip-carrier versions for high-density applications.
Applications
- Transducer Interfacing: Suitable for interfacing with various transducers due to its high input impedance and low noise.
- Analog Calculations: Can be used in analog computation circuits such as summing amplifiers and integrators.
- Amplifier Blocks: Ideal for general-purpose amplification tasks.
- Active Filters: Can be used in the design of active filters due to its stability and low noise characteristics.
- Signal Buffering: Effective for buffering signals in various analog circuits.
- Battery-Powered Applications: Suitable for remote and inaccessible battery-powered applications due to its low power consumption.
Q & A
- What is the typical input offset voltage of the TLC27M4ACDRG4?
The typical input offset voltage is 5 mV.
- What is the common-mode input voltage range for the TLC27M4ACDRG4?
The common-mode input voltage range is from -0.2 V to 4.2 V.
- What is the high-level output voltage of the TLC27M4ACDRG4?
The high-level output voltage is typically 3.9 V with a load resistance of 100 kΩ.
- How much power does the TLC27M4ACDRG4 typically consume?
The device typically consumes 2.1 mW at TA = 25°C, VDD = 5 V.
- What is the input impedance of the TLC27M4ACDRG4?
The input impedance is typically 10^12 Ω.
- Does the TLC27M4ACDRG4 have ESD protection?
- What are the typical applications of the TLC27M4ACDRG4?
The device is suitable for transducer interfacing, analog calculations, amplifier blocks, active filters, signal buffering, and battery-powered applications.
- What is the supply current of the TLC27M4ACDRG4?
The supply current is typically 570 µA with no load.
- What is the common-mode rejection ratio (CMRR) of the TLC27M4ACDRG4?
The CMRR is typically 70 dB.
- What is the supply-voltage rejection ratio (kSVR) of the TLC27M4ACDRG4?
The kSVR is typically 70 dB.
