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LM358 Dual Single-Supply Op-Amp IC – DIP-8
The LM358 is the most widely used dual single-supply operational amplifier – two independent op-amps in a single DIP-8 package, designed to operate from a single supply voltage as low as 3V. Unlike the UA741 which requires a dual (±) supply, the LM358's input common-mode range extends to ground and its output swings to within millivolts of the negative rail, making it ideal for battery-powered circuits, sensor signal conditioning, and any application where a single supply is preferred. The LM358 appears in virtually every analog electronics textbook and is found in countless consumer electronics designs.
Electrical Specifications
- Part Number: LM358 / LM358N / LM358P
- Package: DIP-8 (through-hole, 2.54mm pitch)
- Op-Amps: 2 (dual, independent)
- Supply Voltage: 3V – 32V (single) / ±1.5V – ±16V (dual)
- Input Common-Mode Range: GND to VCC−1.5V (includes ground)
- Output Swing: 0V to VCC−1.5V (single supply)
- GBW: 1 MHz (typical)
- Slew Rate: 0.6 V/μs (typical)
- Supply Current: 0.5mA (typical, both amplifiers)
- Operating Temperature: 0°C to +70°C
Typical Applications
- Sensor amplification: Amplify temperature, light, and pressure sensor outputs
- Comparator: Voltage threshold detection (use LM393 for dedicated comparator)
- Active filters: Low-pass, high-pass, and bandpass filter stages
- Battery-powered circuits: Single-supply analog processing from 3V–5V
- Arduino signal conditioning: Amplify sensor signals before ADC input
- Summing amplifier: Mix two analog signals
Package Contents
- 1 × LM358 DIP-8 dual single-supply op-amp IC
Two single-supply op-amps in one DIP-8 package – the LM358 is the go-to dual op-amp for battery-powered circuits, sensor amplification, and any application requiring single-supply operation.

