MC3403 Quad Low-Power Operational Amplifier IC DIP-14

Description

MC3403 Quad Low-Power Operational Amplifier IC DIP-14 The MC3403 is a monolithic integrated circuit that incorporates four independent, general-purpose operational amplifiers on a single silicon chip. It is engineered as a cost-effective solution for systems requiring multiple amplification stages, consolidating functionality to save board space and reduce component count. Its design emphasizes versatility and reliability for a broad range of analog circuit tasks, from basic amplification to signal conditioning and active filtering, making it a staple in both educational and industrial electronic design. A primary design achievement of the MC3403 is its ability to operate seamlessly from a single-ended power supply, as low as 3.0 volts, or from traditional split (positive and negative) supplies. This flexibility is enabled by an input stage whose common-mode voltage range extends to the negative supply rail (ground in single-supply configurations). Consequently, the output can also swing close to the ground potential, eliminating the need for external biasing networks and simplifying circuit design in battery-powered or ground-referenced systems. Internally, each amplifier is fully compensated for stable unity-gain operation, simplifying implementation without external capacitors. The output stage utilizes a Class AB configuration, which minimizes the crossover distortion typical of many early single-supply op-amps. Furthermore, the device includes integrated protection features such as output short-circuit protection and ESD diodes, enhancing its durability in real-world applications where faults or handling incidents may occur. Features: Short Circuit Protected Outputs. Class AB Output Stage for Minimal Crossover Distortion. True Differential Input Stage. Single Supply Operation: 3.0 V to 36 V. Split Supply Operation: ±1.5 V to ±18 V. Low Input Bias Currents. Four Amplifiers Per Package. Internally Compensated. Industry Standard Pinouts. ESD Diodes Added for Increased Ruggedness. Specifications: Characteristic Symbol Condition Min Typ Max Unit Supply Voltage Range (Single): VCC – 3.0 – 36 V Supply Voltage Range (Split): VCC, VEE – ±1.5 – ±18 V Input Offset Voltage: VIO TA=25°C – 2.0 10 mV Input Bias Current: IIB TA=25°C – -200 -500 nA Large Signal Voltage Gain: AVOL VO=±10V, RL=2.0kΩ 20 200 – V/mV Common Mode Rejection Ratio: CMR – 70 90 – dB Supply Current (all 4 amps): ICC, IEE VO=0, RL=∞ – 2.8 7.0 mA Output Voltage Swing: VO RL=10kΩ, VCC=±15V ±12 ±13.5 – V Slew Rate: SR AV=1 – 0.6 – V/µs Gain Bandwidth Product: BW AV=1 – 1.0 – MHz Applications: Voltage Reference Circuits. High Impedance Differential Amplifiers. Comparators with Hysteresis. Bi-Quad Active Filters. Multiple Feedback Bandpass Filters. Function / Waveform Generators. Transducer Amplifiers. DC Gain Blocks. Package Contents: 1x MC3403 Quad Low-Power Operational Amplifier IC DIP-14 Datasheet

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