Overview
The TLC27M9IDRG4 is a precision quad operational amplifier produced by Texas Instruments. It utilizes Texas Instruments' silicon-gate LinCMOS™ technology, which offers superior offset voltage stability compared to conventional metal-gate processes. This device is part of the TLC27M series, known for its low offset voltage drift, high input impedance, low noise, and low power consumption, making it ideal for a variety of analog applications.
The TLC27M9IDRG4 is particularly noted for its high precision, with an input offset voltage as low as 900 μV. It supports single-supply operation and has a common-mode input voltage range that extends below the negative rail, making it versatile for different design requirements.
Key Specifications
| Parameter | Test Conditions | Unit | Typical Value | Minimum Value | Maximum Value |
|---|---|---|---|---|---|
| Input Offset Voltage (VIO) | VO = 1.4 V, VIC = 0, RS = 50 Ω, RL = 100 kΩ | μV | 900 | 210 | 1200 |
| Temperature Coefficient of Input Offset Voltage (αVIO) | TA = 25°C to 125°C | μV/°C | 1.7 | - | - |
| Input Bias Current (IIB) | VO = 2.5 V, VIC = 2.5 V | pA | 0.6 | -0.2 | -0.3 |
| Common-Mode Input Voltage Range (VICR) | - | V | - | -9.2 | -9 |
| High-Level Output Voltage (VOH) | VID = 100 mV, RL = 100 kΩ | V | 8.7 | - | - |
| Low-Level Output Voltage (VOL) | VID = –100 mV, IOL = 0 | mV | 50 | - | - |
| Supply Current (IDD) | No load | μA | 570 | - | 1200 |
| Common-Mode Rejection Ratio (CMRR) | VIC = VICRmin | dB | 94 | 65 | - |
| Supply-Voltage Rejection Ratio (kSVR) | VDD = 5 V to 10 V, VO = 1.4 V | dB | 93 | 70 | - |
Key Features
- Single-Supply Operation: Supports operation with a single power supply.
- Common-Mode Input Voltage Range: Extends below the negative rail for C-suffix and I-suffix types.
- Low Noise: Typically 32 nV/√Hz at f = 1 kHz.
- Low Power Consumption: Typically 2.1 mW at TA = 25°C, VDD = 5 V.
- High Input Impedance: 10^12 Ω typical.
- ESD-Protection Circuitry: Built-in protection against electrostatic discharge.
- Small-Outline Package Option: Available in tape and reel for high-density applications.
- Latch-Up Immunity: Designed to prevent latch-up.
Applications
- Transducer Interfacing: Ideal for interfacing with various transducers due to its high input impedance and low noise.
- Analog Calculations: Suitable for analog calculations and signal processing.
- Amplifier Blocks: Can be used in amplifier blocks and active filters.
- Signal Buffering: Effective for signal buffering applications.
- Battery-Powered Applications: Low power consumption makes it suitable for remote and inaccessible battery-powered applications.
Q & A
- What is the typical input offset voltage of the TLC27M9IDRG4?
The typical input offset voltage is 900 μV.
- What is the common-mode input voltage range of the TLC27M9IDRG4?
The common-mode input voltage range extends below the negative rail.
- What is the noise level of the TLC27M9IDRG4 at 1 kHz?
The noise level is typically 32 nV/√Hz at f = 1 kHz.
- How much power does the TLC27M9IDRG4 typically consume at 25°C and VDD = 5 V?
It typically consumes 2.1 mW at TA = 25°C, VDD = 5 V.
- What is the input impedance of the TLC27M9IDRG4?
The input impedance is 10^12 Ω typical.
- Does the TLC27M9IDRG4 have ESD protection?
- In what package options is the TLC27M9IDRG4 available?
- Is the TLC27M9IDRG4 designed to prevent latch-up?
- What are some common applications of the TLC27M9IDRG4?
- Why is the TLC27M9IDRG4 suitable for battery-powered applications?
