Overview
The TL084CDE4 is a quad JFET-input operational amplifier manufactured by Texas Instruments. This component is designed for high-speed and high-input impedance applications, making it suitable for a wide range of analog signal processing tasks. Its market positioning targets professionals and engineers in industries requiring precision amplification, such as audio equipment, medical devices, and industrial control systems. The TL084CDE4 stands out for its low input bias current, high slew rate, and wide operating voltage range, making it a competitive choice in the operational amplifier market.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Amplifier Type | J-FET | - | Quad channel |
| Number of Circuits | 4 | - | - |
| Slew Rate | 13 | V/µs | - |
| Gain Bandwidth Product | 3 | MHz | - |
| Input Bias Current | 30 | pA | - |
| Input Offset Voltage | 3000 | µV | - |
| Supply Current | 1.4 | mA | - |
| Supply Voltage | 7 ~ 36 | V | Single/Dual (±3.5 ~ 18 V) |
| Operating Temperature | 0 ~ 70 | °C | - |
| Package | 14-SOIC | - | Surface mount |
Key Features
- High input impedance due to JFET input stage.
- Low input bias and offset currents for precision applications.
- High slew rate of 13 V/µs for fast signal processing.
- Wide supply voltage range (7 V to 36 V) for versatile use.
- Quad operational amplifier in a single package, saving board space.
Applications
The TL084CDE4 is widely used in various fields, including audio processing, where its high slew rate and low distortion are beneficial. In medical devices, its low input bias current ensures accurate signal amplification. Industrial control systems benefit from its wide operating voltage range and robustness. Additionally, it is employed in active filters, signal conditioning, and instrumentation amplifiers due to its precision and reliability.
Q & A
1. What is the input bias current of the TL084CDE4?
The input bias current is typically 30 pA.
2. What is the slew rate of this operational amplifier?
The slew rate is 13 V/µs.
3. What is the operating voltage range?
The operating voltage range is 7 V to 36 V for single supply and ±3.5 V to 18 V for dual supply.
4. What is the gain bandwidth product?
The gain bandwidth product is 3 MHz.
5. What is the package type of the TL084CDE4?
It comes in a 14-SOIC surface-mount package.
6. What are the typical applications of this component?
Typical applications include audio processing, medical devices, industrial control systems, and active filters.
7. What is the operating temperature range?
The operating temperature range is 0°C to 70°C.
8. How many operational amplifiers are in the TL084CDE4?
It contains four operational amplifiers.
9. Is the TL084CDE4 RoHS compliant?
Yes, it is RoHS compliant.
10. What is the input offset voltage?
The input offset voltage is typically 3000 µV.
