Overview
The LM258ADT is a low-power dual operational amplifier produced by STMicroelectronics. This component is designed to operate from a single power supply over a wide range of voltages, making it versatile for various applications. It features internally frequency-compensated op amps, ensuring stable operation in a variety of circuits.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage | 3 to 30 | V |
| Operating Temperature Range | -40 to 105 | °C |
| Bandwidth (Unity Gain) | 1.1 MHz | |
| Open-Loop Gain | 100 dB | |
| Slew Rate | 0.6 V/μs | |
| Input Offset Voltage | 1 to 5 mV | |
| Input Bias Current | 20 to 150 nA | |
| Input Offset Current | 2 to 30 nA | |
| Common Mode Rejection Ratio | 60 to 85 dB | |
| Supply Current (No Load) | 0.7 to 2 mA | |
| Number of Channels | 2 | |
| Package Type | SO8 |
Key Features
- Internally frequency-compensated op amps for stable operation.
- Low power consumption, with supply current essentially independent of supply voltage.
- Large DC voltage gain of 100 dB.
- Wide bandwidth of 1.1 MHz (unity gain).
- Low input bias current and low input offset voltage.
- Input common-mode voltage range includes negative rails.
- Differential input voltage range equal to the power supply voltage.
- Large output voltage swing even with a single power supply voltage.
Applications
The LM258ADT is suitable for a variety of applications, including:
- Transducer amplifiers.
- DC gain blocks.
- Conventional op-amp circuits, especially in single power supply systems.
- AC-coupled inverting and non-inverting amplifiers.
- DC summing amplifiers.
- High input impedance DC differential amplifiers.
- Adjustable gain DC instrumentation amplifiers.
- Active band-pass filters.
Q & A
- What is the operating temperature range of the LM258ADT?
The operating temperature range of the LM258ADT is -40°C to 105°C. - What is the bandwidth of the LM258ADT at unity gain?
The bandwidth of the LM258ADT at unity gain is 1.1 MHz. - What is the typical input offset voltage of the LM258ADT?
The typical input offset voltage of the LM258ADT is 1 to 5 mV. - How many channels does the LM258ADT have?
The LM258ADT has 2 channels. - What is the package type of the LM258ADT?
The package type of the LM258ADT is SO8. - What is the slew rate of the LM258ADT?
The slew rate of the LM258ADT is 0.6 V/μs. - What are some common applications of the LM258ADT?
The LM258ADT is commonly used in transducer amplifiers, DC gain blocks, and conventional op-amp circuits, especially in single power supply systems. - What is the common mode rejection ratio (CMRR) of the LM258ADT?
The CMRR of the LM258ADT is 60 to 85 dB. - How much current does the LM258ADT typically consume from the supply?
The LM258ADT typically consumes 0.7 to 2 mA from the supply. - Is the LM258ADT suitable for use in automotive applications?
Yes, the LM258ADT is available in automotive-grade packages, qualified and characterized according to AEC Q100 and Q003 or equivalent standards.
