Overview
The TL074CDT is a high-speed, low-noise JFET quad operational amplifier produced by STMicroelectronics. This device is part of the TL074 series, which includes the TL074, TL074A, and TL074B, each offering different grades of performance. The TL074CDT is particularly known for its high slew rate, low input bias and offset currents, and low harmonic distortion, making it suitable for a wide range of applications.
The TL074CDT incorporates well-matched, high-voltage JFET and bipolar transistors in a monolithic integrated circuit, ensuring high performance and reliability. It features internal frequency compensation and latch-up free operation, enhancing its stability and usability in various circuits.
Key Specifications
| Parameter | Symbol | Min. | Max. | Unit | |
|---|---|---|---|---|---|
| Supply Voltage | VCC | 6 | - | 36 | V |
| Input Offset Voltage | Vio | 1 | 3 | 13 | mV |
| Input Offset Current | Iio | 5 | 20 | 200 | pA / nA |
| Input Bias Current | Iib | 20 | 30 | 200 | pA / nA |
| Large Signal Voltage Gain | Avd | 50 | 100 | 200 | V/mV |
| Supply Voltage Rejection Ratio | SVR | 70 | 80 | 86 | dB |
| Supply Current (No Load) | ICC | 1.4 | 2.5 | 2.5 | mA |
| Input Common Mode Voltage Range | Vicm | ±11 | - | - | V |
| Common Mode Rejection Ratio | CMR | 70 | 80 | 86 | dB |
| Output Short-Circuit Current | Ios | 10 | - | 60 | mA |
| Output Voltage Swing | ±Vopp | 10 | - | 13.5 | V |
| Slew Rate | SR | 8 | 13 | - | V/µs |
| Rise Time | tr | 0.1 | - | - | µs |
| Gain Bandwidth Product | GBP | 2 | 3 | - | MHz |
| Input Resistance | Ri | 10^12 | - | - | Ω |
| Total Harmonic Distortion | THD | 0.01 | - | - | % |
| Equivalent Input Noise Voltage | en | 15 | - | - | nV/√Hz |
Key Features
- Wide common-mode and differential voltage range
- Low input bias and offset current
- Low noise: 15 nV/√Hz (typical)
- Output short-circuit protection
- High input impedance JFET input stage
- Low harmonic distortion: 0.01% (typical)
- Internal frequency compensation
- Latch-up free operation
- High slew rate: 16 V/µs (typical)
Applications
- Audio distribution amplifiers
- Positive feedback bandpass filters
- Cascaded bandpass filters
- General-purpose amplification in audio and instrumentation circuits
- Active filters and integrators
- Voltage followers and buffers
Q & A
- What is the typical input offset voltage of the TL074CDT?
The typical input offset voltage is 3 mV.
- What is the slew rate of the TL074CDT?
The slew rate is typically 13 V/µs.
- What is the maximum supply voltage for the TL074CDT?
The maximum supply voltage is ±18 V.
- What is the common mode rejection ratio (CMR) of the TL074CDT?
The CMR is typically 80 dB.
- Does the TL074CDT have output short-circuit protection?
- What is the typical total harmonic distortion (THD) of the TL074CDT?
The typical THD is 0.01%.
- What is the gain bandwidth product (GBP) of the TL074CDT?
The GBP is typically 3 MHz.
- What is the input resistance of the TL074CDT?
The input resistance is typically 10^12 Ω.
- What are the typical applications of the TL074CDT?
The TL074CDT is used in audio distribution amplifiers, positive feedback bandpass filters, cascaded bandpass filters, and general-purpose amplification in audio and instrumentation circuits.
- What package types are available for the TL074CDT?
The TL074CDT is available in SO14 packages.
