Overview
The LM258DT is a dual operational amplifier produced by STMicroelectronics. It is designed for general-purpose applications and is known for its wide operating voltage range and low power consumption. This device features two independent, high-gain, internally frequency-compensated op-amps, making it suitable for a variety of analog circuit applications. The LM258DT operates from a single power supply over a wide range of voltages, from 3V to 30V, and is available in a compact SOIC-8 package.
Key Specifications
| Attribute | Value |
|---|---|
| Amplifier Type | General Purpose |
| No of Channels | 2 |
| Slew Rate-Nom | 0.6 V/µs |
| Input Offset Voltage-Max | 5 mV |
| Gain Bandwidth Product | 1.1 MHz |
| Average Bias Current-Max | 150 nA |
| Supply Voltage | 3V to 30V |
| Common Mode Rejection Ratio | 85 dB |
| Supply Current | 0.7 mA |
| Power Supply Rejection Ratio | 100 dB |
| Operating Temp Range | -40°C to +105°C |
| Low Noise | 55 nV/√Hz |
| Output Current | 60 mA |
| Package Style | SOIC-8 |
| Mounting Method | Surface Mount |
Key Features
- Internally frequency-compensated
- Large DC voltage gain: 100 dB
- Wide bandwidth (unity gain): 1.1 MHz (temperature compensated)
- Very low supply current per channel essentially independent of supply voltage
- Low input bias current: 20 nA (temperature compensated)
- Low input offset voltage: 2 mV
- Low input offset current: 2 nA
- Input common-mode voltage range includes negative rails
- Differential input voltage range equal to the power supply voltage
- Large output voltage swing 0 V to (VCC ±1.5 V)
Applications
- Signal Conditioning: Suitable for signal conditioning in sensor interfaces.
- Filtering: Ideal for active filter circuit designs.
- Audio Amplification: Can be used in audio amplifier circuits for low-power applications.
- General Analog Circuitry: Useful in various analog circuit applications requiring amplification and signal processing.
Q & A
- What is the operating voltage range of the LM258DT?
The LM258DT operates from a wide voltage range of 3V to 30V.
- How many channels does the LM258DT have?
The LM258DT is a dual operational amplifier, meaning it has two independent channels.
- What is the slew rate of the LM258DT?
The slew rate of the LM258DT is 0.6 V/µs.
- What is the maximum input offset voltage of the LM258DT?
The maximum input offset voltage of the LM258DT is 5 mV.
- What is the gain bandwidth product of the LM258DT?
The gain bandwidth product of the LM258DT is 1.1 MHz.
- What is the typical supply current of the LM258DT?
The typical supply current of the LM258DT is 0.7 mA.
- What is the common mode rejection ratio (CMRR) of the LM258DT?
The CMRR of the LM258DT is 85 dB.
- What is the operating temperature range of the LM258DT?
The operating temperature range of the LM258DT is -40°C to +105°C.
- What is the noise level of the LM258DT?
The noise level of the LM258DT is 55 nV/√Hz.
- What is the maximum output current of the LM258DT?
The maximum output current of the LM258DT is 60 mA.
