KA556I

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Operational Amplifier
• Characteristics:
  • High gain and bandwidth
  • Low input offset voltage
  • Wide supply voltage range
  • Low power consumption
• Package: DIP (Dual In-line Package)
• Essence: Monolithic integrated circuit consisting of four independent operational amplifiers
• Packaging/Quantity: Available in tubes or reels, typically 25 pieces per tube/reel

Specifications

• Supply Voltage Range: ±2V to ±18V
• Input Offset Voltage: 2mV (maximum)
• Input Bias Current: 20nA (maximum)
• Input Offset Current: 5nA (maximum)
• Gain Bandwidth Product: 1MHz (typical)
• Slew Rate: 0.5V/µs (typical)
• Common Mode Rejection Ratio: 70dB (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The KA556I has a total of 14 pins, numbered as follows:

__ __ | 1| |14| | 2| |13| | 3| |12| | 4| |11| | 5| |10| | 6| | 9| | 7|__| 8|

Pin Description: 1. Output 1 2. Inverting Input 1 3. Non-Inverting Input 1 4. V- (Negative Power Supply) 5. Offset Null 1 6. Offset Null 2 7. V+ (Positive Power Supply) 8. Non-Inverting Input 2 9. Inverting Input 2 10. Output 2 11. Output 3 12. Inverting Input 3 13. Non-Inverting Input 3 14. Vcc (Positive Power Supply)

Functional Features

• Four independent operational amplifiers in a single package
• High gain and bandwidth for accurate signal amplification
• Low input offset voltage for precise measurements
• Wide supply voltage range allows flexibility in power source selection
• Low power consumption for energy-efficient operation

Advantages and Disadvantages

Advantages: - Compact and space-saving due to integration of four amplifiers in one IC - Versatile applications in various electronic circuits - High performance with low noise and distortion - Easy to use and integrate into circuit designs

Disadvantages: - Limited number of amplifiers compared to other multi-amplifier ICs - Not suitable for high-frequency applications due to limited bandwidth

Working Principles

The KA556I is based on the operational amplifier (op-amp) principle. It utilizes differential amplification to amplify small input signals and provide a larger output signal. The op-amp consists of transistors, resistors, and capacitors that work together to achieve amplification and signal processing.

Detailed Application Field Plans

The KA556I can be used in various applications, including: 1. Audio Amplification: Amplifying audio signals in audio systems, speakers, and headphones. 2. Signal Conditioning: Processing and amplifying sensor signals in measurement and control systems. 3. Active Filters: Implementing active filters for frequency response shaping in audio and communication systems. 4. Oscillators: Constructing oscillators for generating waveforms in electronic musical instruments and signal generators. 5. Voltage Regulators: Designing voltage regulators for stable power supply in electronic circuits.

Detailed and Complete Alternative Models

Some alternative models to KA556I are: - LM324: Similar quad operational amplifier with comparable specifications. - TL074: Quad operational amplifier with higher bandwidth and lower input offset voltage. - MC34074: Quad operational amplifier with extended temperature range and low noise characteristics.

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