Overview
The LT1014DDWG4, part of the LT1014 series, is a quad precision operational amplifier produced by Texas Instruments. This device is known for its high precision and versatility, making it suitable for a wide range of applications. The LT1014 series features low input offset voltage, low noise, and high gain, along with the ability to operate on both dual and single power supplies. The LT1014DDWG4 is specifically packaged in a 14-pin SOIC package and is characterized for operation over the commercial temperature range of 0°C to 70°C.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Input Offset Voltage | R = 50 Ω, 25°C | 60 | 300 | 800 | µV |
| Input Offset Voltage Temperature Coefficient | Full range | 0.4 | 2.5 | 5 | µV/°C |
| Input Offset Current | 25°C | 0.15 | 1.5 | 1.5 | nA |
| Supply Current | 25°C | 0.35 | 0.55 | 0.55 | mA |
| Common-Mode Input Voltage Range | 25°C, VCC = 5 V | 0 to 3.5 | - | - | V |
| Output Low Voltage | No load, 25°C | 15 | 25 | 25 | mV |
| Equivalent Input Noise Voltage | f = 10 Hz | - | 24 | - | nV/√Hz |
| Equivalent Input Noise Current | f = 10 Hz | - | 0.07 | - | pA/√Hz |
Key Features
- Low Input Offset Voltage: The LT1014DDWG4 has a maximum input offset voltage of 300 µV at 25°C, ensuring high precision in applications.
- Low Noise: It features low peak-to-peak equivalent input noise voltage of 0.55 µV and low current noise of 0.07 pA/√Hz.
- High Gain: The device offers high gain with a minimum of 1.2 V/µV (RL = 2 kΩ) and 0.5 V/µV (RL = 600 Ω).
- Single-Supply Operation: It can operate with a single 5-V power supply and has an input voltage range that includes ground, with the output swinging to within a few millivolts of ground.
- Low Supply Current: The device has a low supply current of 2.2 mA maximum at 25°C.
- Temperature Range: The LT1014DDWG4 is characterized for operation from 0°C to 70°C.
Applications
- Precision Instrumentation: Suitable for high-precision measurement and instrumentation applications due to its low offset voltage and noise.
- Medical Devices: Used in medical devices where high accuracy and low noise are critical.
- Aerospace and Military: The military-grade versions (LT1014M, LT1014AM, LT1014DM) are used in aerospace and military applications requiring operation over a wide temperature range.
- Industrial Control Systems: Employed in industrial control systems that require precise signal processing and low noise.
Q & A
- What is the maximum input offset voltage of the LT1014DDWG4 at 25°C?
The maximum input offset voltage is 300 µV at 25°C.
- Can the LT1014DDWG4 operate on a single power supply?
- What is the typical supply current of the LT1014DDWG4 at 25°C?
The typical supply current is 0.55 mA at 25°C.
- What is the common-mode input voltage range for the LT1014DDWG4?
The common-mode input voltage range is from 0 to 3.5 V at 25°C with a 5-V supply.
- What is the equivalent input noise voltage of the LT1014DDWG4 at 10 Hz?
The equivalent input noise voltage is 24 nV/√Hz at 10 Hz.
- What is the operating temperature range for the LT1014DDWG4?
The operating temperature range is from 0°C to 70°C.
- Does the LT1014DDWG4 have crossover distortion?
No, crossover distortion is eliminated in the LT1014DDWG4.
- What is the maximum peak output voltage swing for the LT1014DDWG4?
The maximum peak output voltage swing is dependent on the load but can swing to within a few millivolts of ground.
- Is the LT1014DDWG4 suitable for high-precision measurement applications?
- What package type is the LT1014DDWG4 available in?
The LT1014DDWG4 is available in a 14-pin SOIC package.
