Overview
The OPA2365AIDR, produced by Texas Instruments, is a dual, high-performance, CMOS operational amplifier optimized for very low voltage, single-supply applications. This device is part of the OPAx365 series, known for its rail-to-rail input and output, low noise, and high-speed operation. It is particularly suited for applications requiring high precision, low distortion, and high common-mode rejection ratio (CMRR).
Key Specifications
| Parameter | Value |
|---|---|
| Package | SOIC-8 |
| Operating Temperature Range (°C) | -40 to 125 |
| Gain Bandwidth | 50 MHz |
| Total Harmonic Distortion + Noise (THD+N) | 0.0004% |
| Common-Mode Rejection Ratio (CMRR) | 100 dB (minimum) |
| Input Noise Voltage | 4.5 nV/√ Hz at 100 kHz |
| Slew Rate | 25 V/µs |
| Settling Time | 0.3 µs to 0.01% |
| Input Offset Voltage | 100 µV |
| Input Bias Current | 0.2 pA |
| Supply Voltage Range | 2.2 V to 5.5 V |
Key Features
- Zerø-crossover distortion topology
- Rail-to-rail input and output
- Input common-mode range includes both the negative and positive supplies
- High input impedance
- Low noise: 4.5 nV/√ Hz at 100 kHz
- Fast settling time: 0.3 µs to 0.01%
- Precision: Low offset voltage (100 µV) and low input bias current (0.2 pA)
Applications
The OPA2365AIDR is well-suited for various applications, including:
- Audio amplification
- Signal conditioning
- Sensor amplification
- Driving sampling analog-to-digital converters (ADCs)
Q & A
- What is the gain bandwidth of the OPA2365AIDR?
The gain bandwidth of the OPA2365AIDR is 50 MHz.
- What is the total harmonic distortion + noise (THD+N) of the OPA2365AIDR?
The THD+N of the OPA2365AIDR is 0.0004%.
- What is the common-mode rejection ratio (CMRR) of the OPA2365AIDR?
The CMRR of the OPA2365AIDR is 100 dB (minimum).
- What is the input noise voltage of the OPA2365AIDR?
The input noise voltage of the OPA2365AIDR is 4.5 nV/√ Hz at 100 kHz.
- What is the slew rate of the OPA2365AIDR?
The slew rate of the OPA2365AIDR is 25 V/µs.
- What is the settling time of the OPA2365AIDR?
The settling time of the OPA2365AIDR is 0.3 µs to 0.01%.
- What is the input offset voltage of the OPA2365AIDR?
The input offset voltage of the OPA2365AIDR is 100 µV.
- What is the input bias current of the OPA2365AIDR?
The input bias current of the OPA2365AIDR is 0.2 pA.
- What is the supply voltage range of the OPA2365AIDR?
The supply voltage range of the OPA2365AIDR is 2.2 V to 5.5 V.
- In what package is the OPA2365AIDR available?
The OPA2365AIDR is available in the SOIC-8 package.
- What are some typical applications of the OPA2365AIDR?
Typical applications include audio amplification, signal conditioning, sensor amplification, and driving sampling analog-to-digital converters (ADCs).
