RC4558N

The RC4558N is a dual operational amplifier integrated circuit (IC) designed for general-purpose analog applications. Developed by various semiconductor manufacturers, including Texas Instruments and others, the RC4558N is known for its low noise, high gain, and wide bandwidth characteristics.

Typically housed in a dual in-line package (DIP), the RC4558N features two independent, internally frequency-compensated operational amplifiers. It operates over a voltage range from ±3V to ±15V, making it suitable for a variety of analog signal processing tasks such as audio amplification, filtering, and instrumentation.

The device offers high input impedance and low output impedance, which contribute to its versatility in electronic circuits. Its low harmonic distortion and good stability make it a preferred choice in audio equipment, signal conditioning, and feedback control systems.

The RC4558N is pin-compatible with other popular op-amps like the 4558 and the LM358, allowing for easy substitution in existing designs. It is recognized for its reliability, consistent performance, and affordability.

Applications for the RC4558N include audio preamplifiers, active filters, oscillators, and instrumentation amplifiers. Its widespread use in consumer and professional electronics underscores its effectiveness as a versatile and dependable operational amplifier.