Overview
The LM358AWDT is a low-power dual operational amplifier produced by STMicroelectronics. This device is part of the LM358 family, known for its high performance and versatility in various analog circuits. The LM358AWDT is designed to operate over a wide range of supply voltages and temperatures, making it suitable for a variety of applications, including audio, medical, and industrial equipment.
Key Specifications
| Parameter | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC+) | 3 | - | 30 | V |
| Operating Free-Air Temperature Range | -40 | - | 105 | °C |
| Input Offset Voltage (Vio) | 1 | 2 | 7 | mV |
| Input Offset Current (Iio) | 2 | - | 30 | nA |
| Input Bias Current (Iib) | 20 | - | 200 | nA |
| Common Mode Rejection Ratio (CMR) | 60 | - | 85 | dB |
| Output Current Source | 20 | - | 40 | mA |
| Output Current Sink | 10 | - | 20 | mA |
| Supply Current (ICC) | 0.7 | - | 2 | mA |
| Bandwidth (Unity Gain) | - | 1.1 | - | MHz |
Key Features
- Internal frequency compensation implemented.
- 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 ground.
- Differential input voltage range equal to the power supply voltage.
- Large output voltage swing, even with a single power supply voltage.
- ESD internal protection: 2 kV.
Applications
- Audio equipment: The LM358AWDT is suitable for audio circuits due to its low noise and high gain.
- Medical equipment: Its low power consumption and high accuracy make it ideal for medical devices.
- Industrial control systems: It can be used in various industrial applications requiring precise analog signal processing.
- Comparators: The device can be used as a comparator in circuits where high accuracy is required.
- General-purpose amplifiers: It is versatile and can be used in a wide range of analog circuits.
Q & A
- What is the supply voltage range for the LM358AWDT?
The supply voltage range for the LM358AWDT is from 3 V to 30 V.
- What is the operating temperature range for the LM358AWDT?
The operating temperature range is from -40°C to 105°C.
- What is the typical input offset voltage for the LM358AWDT?
The typical input offset voltage is 2 mV.
- What is the bandwidth of the LM358AWDT at unity gain?
The bandwidth at unity gain is 1.1 MHz.
- Does the LM358AWDT have internal frequency compensation?
- What is the common mode rejection ratio (CMR) of the LM358AWDT?
The CMR is between 60 dB and 85 dB.
- What is the maximum output current source of the LM358AWDT?
The maximum output current source is 40 mA.
- Does the LM358AWDT have ESD protection?
- What are some common applications of the LM358AWDT?
- What is the typical supply current of the LM358AWDT?
The typical supply current is between 0.7 mA and 2 mA, depending on the supply voltage.
