LM2904 OpAMP
The LM2904 is a low-power, dual operational amplifier IC designed for general-purpose applications where low input bias current, low offset voltage, and high input impedance are required. It is widely used in audio applications, signal conditioning, voltage followers, and other low-frequency applications due to its reliable performance and low cost.
Key Features:
- Dual operational amplifiers in one package
- Low input bias current: typically 45 nA
- Low offset voltage: typically 2 mV
- Unity-gain bandwidth: typically 1 MHz
- Common-mode input voltage range includes ground
- High slew rate: typically 0.3 V/µs
- Low supply current: typically 0.8 mA per amplifier
- Wide supply voltage range: single supply 3V to 32V, dual supply ±1.5V to ±16V
- Available in DIP, SOIC, and SMD packages
- Input Bias Current: Typically 45 nA
- Input Offset Voltage: Typically 2 mV
- Bandwidth (Unity-Gain): Typically 1 MHz
- Slew Rate: Typically 0.3 V/µs
- Supply Voltage Range:
- Single Supply: 3V to 32V
- Dual Supply: ±1.5V to ±16V
- Operating Temperature Range: -40°C to +125°C
- Package Types: DIP-8, SOIC-8, SMD-8
- Audio amplifiers
- Signal conditioning
- Voltage followers
- Low-frequency filters
- Comparators
- Precision voltage references